alabama department of transportationalletting.dot.state.al.us/docs/standard_drawings/2020...
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4"7" 7"
2" R 2" R
2" R
2'-
1‚
"
GENERAL NOTES
2'-
0"
CONNECTOR PIN ASSEMBLY
1‚" HEAVY HEX NUT
SECTION B-B
SECTION A-A
CL
A
AB
B
PLAN VIEW
10'-0"
4'-0"
ELEVATION VIEW
LC JOINTLC JOINT
CL
DETAIL AT HINGED CONNECTION
BARRIER SECTION DETAILS
6"6"6"6"6"6" 1'-7"1'-7"1'-7"1'-7" 4"
7…
"
9…
"
32"
18"
7"
15"
8•
"
15ƒ
"8„
"
4"
2"
‡" ‡"
2"
6" 6" 6"
4"
7"
18"
8•
" 15"
24"
3"
10"
19"
7"
6"
2"2"
7"
13•
"
4•
"
2•
"
32"
24"
2'-10" 2"
1ƒ"
C L
JOINT
BAR
DRAINAGE AND LIFTING SLOT
#3
#3
#5
SEE JOINT CONNECTION BELOW
BAR
BAR
6" 6"
1ƒ" 3‚"
STRENGTH BOLT
ƒ"
‚"
ƒ" STRENGTH BOLT
2‚"
JOINT CONNECTION DETAILS
SEE NOTE NO. 5
#5
#5
#3
#5
2" R
OPEN JOINT CLOSED JOINT
2"
24"
2'-6"
LIFT
2'-6"
2'-6"
2'-6"
LIFT LIFT
3"
LIFT
#5 BARS B
BARS B #5
#3 BARS A
HINGE
#5 BARS B
BAR A
#3
#5 BARS B
BAR A
DETAILS OF OPTIONAL LIFT HOOK
DRAINAGE SLOT
11•
"
BAR B
BAR A
HOOK HOOK
3"
HOOK HOOK
2" RADIUS CAST INTO
END OF BARRIER
SEE CONNECTOR PIN ASSEMBLY ABOVE
1‚" HEAVY HEX NUT
HINGE BAR
HINGE BAR HINGE BAR
8„
"
15‚
"
ƒ" CHAMFER
OR RADIUS
#5 BAR B
GALVANIZE
2•" RADIUS
BENDING DIAGRAM
GRADE 36 SPECIFICATION
ƒ" CHAMFER
ƒ" CHAMFER
ƒ" CHAMFER
12"
6" HOT DIP
2'-4•"
ELEVATION VIEW
MIN
5"
(OPTIONAL) HEX HEAD MACHINE BOLT MAY BE SUPPLIED
MIN
*
6" FOR MACHINE BOLT
* 5" FOR THREADED BOLT
COMPONENTS SHALL MEET THE FOLLOWING MATERIAL SPECIFICATIONS:
NUT-ASTM A563 GRADE A HEAVY HEX
ALL COMPONENTS MUST BE HOT DIP GALVANIZED-ASTM A153
SEVEN-WIRE FOR CONCRETE REINFORCEMENT-AASHTO
•" 250 OR 270 KSI STEEL STRAND UNCOATED
TWO (2) REQ'D. PER CURB SECTION.
#4 REBAR-AASHTO M31 GRADE 40 OR 60 OR ASTM
PIN-AASHTO M314 GRADE 36 MINIMUM
WASHER- ASTM F436 TYPE I
M203 OR ASTM A416.
BAR TO MEET AASHTO M270ALTERNATE HEX HEAD MACHINE BOLT- ASTM A307 GRADE A
1‚" WASHER
1‚" WASHER
A615 GRADE 40 OR 60, OR
2"
6"
6"
REFLECTOR
(SEE NOTE 4)
ALDOT 350,TL-3, YEAR CAST
BAR A BENDING DIAGRAM
25ƒ
"
2•" DIA
2•" DIA
2•" DIA
17
…"12°
151°
BAR
BAR A
5" 5"
6’"
1‚" DIA HIGH
ƒ" DIAƒ" DIA
1‚" DIA HIGH
1ƒ" MAX GAP
3'-0" MIN
ƒ" DIA HINGE
BAR (TYP)
#5 REINF
#3 REINF
1‚" DIA
ƒ" DIA
ƒ" DIA
2'-2" TYP
ƒ" DIA HINGE BAR
12"
TY
P
ƒ" DIA HINGE BAR (TYP)
3'-0" MIN
#3 REINF
(SEE NOTE N0 6)
ƒ" DIA HINGE BAR
D.J.W.
01-09-89 PNJB-629 (SHEET 1 OF 2) 72601
FOR TEMPORARY CONCRETE BARRIER
BOLTED TO BRIDGE DECK.
NOTE: SEE (SHT 2 OF 2)
INTERSTATE HIGHWAY PROJECT.JANUARY 1, 2020 FOR USE ON ANY STATE, US, OR
THIS DEVICE MUST HAVE BEEN MANUFACTURED PRIOR TO
ALDOT STANDARD SPECIFICATIONS FOR HIGHWAY CONSTRUCTION, 2012 EDITION.
TO THE STATE CONSTRUCTION ENGINEER IN ACCORDANCE WITH SECTION 740.02(c) 3 OF THE
THE ALDOT PRODUCT EVALUATION BOARD MAY BE CONSIDERED FOR USE THROUGH SUBMITTAL
ALTERNATE NCHRP 350, TL-3, PORTABLE BARRIER DESIGNS THAT HAVE BEEN APPROVED BY8.
ALL DEFORMED REINFORCING BARS SHALL BE GRADE 40 OR 60 AASHTO M31 OR ASTM A615.7.
OPENED (OPEN JOINT) BEFORE THE NUT IS TIGHTENED ON THE PIN.
CAN BE EASILY INSERTED THROUGH THE HINGE BAR LOOP. THE BARRIERS SHOULD THEN BE
BARRIERS SHALL INITIALLY BE PLACED CLOSE TOGETHER (CLOSED JOINT) SO THAT THE PIN6.
2" HIGH LETTERING.
THE MARKINGS SHALL BE PERMANENTLY IMPRESSED IN THE BARRIER USING A MINIMUM OF
ALL BARRIER SEGMENTS SHALL BE MARKED AS SHOWN ALDOT, 350, TL-3 AND YEAR CAST.5.
CONCRETE BARRIER, TYPE 6.
BOTH DIRECTIONS OFTRAFFIC. COST OF THE REFLECTORS AND MOUNTS SHALL BE A SUBSIDIARY OBLIGATION OF THE
IF THE BARRIERS ARE USED INA TWO-WAY TRAFFIC SITUATION THEN THE REFLECTORS SHALL BE INSTALLED FOR
BARRIER AND SHALL BE ATTACHED TOTHE BARRIER WITH ADHESIVE OR BY A DRILLED-IN ANCHOR TYPE DEVICE.
STRIPE COLOR. THE REFLECTORS SHALL BE MOUNTED APPROXIMATELY TWO INCHES ABOVE THE TOP OF THE
SECTIONS AND 20 FEET IN TAPERED SECTIONS. THE REFLECTIVE COLOR SHALL MATCH THE ADJACENT TRAFFIC
SHALL BE ATTACHED TO THE TOP OF THE BARRIER AT INTERVALS NOT GREATERTHAN 40 FEET IN LONGITUDINAL
FLUORESCENT REFLECTORS (6" X 6", ASTM TYPE XI REFLECTIVE SHEETING MOUNTED ON FLATSHEET BLANKS)4.
DURING THE DURATION OF ITS USE ON THE PROJECT.
NUT AT BOTH ENDS OF THE 1‚" DIA BOLT TO ENSURE THAT NO HEX NUT COMES LOOSE
THE CONTRACTOR SHALL BE RESPONSIBLE FOR CHECKING THE TIGHTNESS OF THE 1‚" HEX3.
SUPPLY ONE (1) CONNECTOR PIN ASSEMBLY WITH EACH 10' BARRIER SECTION.2.
INTERCHANGEABLE AND SHOULD NOT BE INTERMIXED IN A CONTINUOUS RUN OF BARRIER.
WILL BE ALLOWED. THE MASH, TL-3 BARRIER AND PREVIOUSLY CAST BARRIER ARE NOT
AN INTERIM PHASE-IN PERIOD FOR THE NEW BARRIER DURING WHICH THIS OLD BARRIER
1/01/2020. BARRIER CAST AFTER 1/01/2020 SHALL BE MASH COMPLIANT. THERE WILL BE
THIS DRAWING IS INCLUDED FOR INFORMATION PURPOSES FOR BARRIER CAST PRIOR TO1.
sheet title to previously cast on 9-18-19 by DJW
to reflect change to previously cast and changed
Provided Manufacturing deadline, changed note 17.
08-29-19 by J.F.T.
match the adjacent traffic stripe color on
6. Revised Note 4 to reflector color shall
as shown, on 03-12-10 by J.F.T.
3 21/32" to 6 5/32" in Bar A Bending Diagram
corrected the bar spacing fromDiagram and
on 10-20-09. Revised and redrew the Bending Bar
Note No. 5Clarified TL-3 in the Plan View and in5.
by W.W.A.
Note No. 4 and added General Note 8 on 04-16-09
Reflector on SECTION A-A and replaced General
addedRemoved Object Safety Marking Sketch,4.
by W.W.A.
02-20-08Sketches. Also, replaced Note No. 7 on
Assembly & Details of Optional Lift Hook
Changed description under Connector Pin3.
Temporary barrier sketch on 05-01-07 by W.W.A.
Changed Total Sheet Number and deleted2.
by W.W.A.
and added Note No. 7 on 06-24-05sketch
galvanized to the Connector Pin Assembly
changed mechanically galvanized to Hot Dipped
Allowed Optional Hex Head Machine Bolt and1.
(PORTABLE)
CONCRETE BARRIER - TYPE 6
350, TL-3 PREVIOUSLY CAST
TENNESSEE
FLORIDA
GulfofMexico
GEOR
GIA
MISSISSIP
PI
DEPARTMENT OF TRANS
PORT
ATI
ON
ALABAMA
DESIGN BUREAU SPECIAL DRAWING
1409 COLISEUM BOULEVARD
MONTGOMERY, AL 36130-3050
OF TRANSPORTATIONALABAMA DEPARTMENT
SPECIAL DRAWING NO INDEX NO
REVISIONS
UNAUTHORIZED USE OF THIS DRAWING MAY BE PROSECUTED TO THE FULLEST EXTENT OF THE LAW.
OF TRANSPORTATION REPRESENTATIVE AUTHORIZED TO APPROVE THIS USE. ANYONE MAKING
ANY ORGANIZATION, WITHOUT THE EXPRESSED WRITTEN CONSENT OF THE ALABAMA DEPARTMENT
TRANSPORTATION AND IS NOT TO BE COPIED, REPRODUCED, ALTERED, OR USED BY ANYONE, OR
THIS DRAWING REPRESENTS DESIGNS PREPARED FOR USE BY THE ALABAMA DEPARTMENT OF
CURRENT ALABAMA DEPARTMENT OF TRANSPORTATION
--SPECIFICATIONS--
Bureau Std Engr:
DRAWN BY: DATE DRAWN:
NOT TO SCALE
SHEET
NO
FISCAL
YEARPROJECT NO
REFERENCE
BARRIER
3" 4"
BOLT ON TRAFFIC SIDE ONLY
REQUIRED BARRIER ANCHOR WHEN A TEMPORARY
CONCRETE BARRIER IS TO BE PLACED WITHIN 5' (FT)
OF WORKING POINT ON BRIDGE DECK
CL
PLAN VIEW
10'-0"
ELEVATION VIEW
LC JOINTLC JOINT
CL
BARRIER SECTION DETAILS
7…
"
9…
"
32"
18"
7"
15"
8•
"
2"
‡" ‡"
2'-10"2"
DRAINAGE AND LIFTING SLOT
#3 #3
#5
SEE NOTE NO. 5
2"
24"
2'-6"
LIFT
2'-6"
2'-6"
2'-6"
LIFTLIFT
3"
LIFT
#5 BARS B
BAR A
#3
#5 BARS B
BAR A
HOOK HOOK
3"
HOOK HOOK
8„
"
15‚
"
#5 BAR B
ƒ" CHAMFER
ƒ" CHAMFER
ƒ" CHAMFER
3•"
2'-0" 2'-0"
2'-0"
1'-0" 1'-0"
4"8" 1'-2" 4" 4" 8" ‡"
2"
HOLE
|
SQUARE WASHER
•" x 3" x 3"
8"
1'-4"
LOOP BAR
4"
LOOPBAR
SECTION B-B
2"24"
3"
10"
19"
7"
6"
2"2"
7"
DRAINAGE SLOT
ƒ" CHAMFER
OR RADIUS
SECTION A-A
13•
"
4•
"
2•
"
32"
24"
BAR
BAR
6" 6"
11•
"
BAR B
BAR A
6•" DIA
#6 BAR (IN PAIRS)
BAR A BENDING DIAGRAM
7"
5"
SECTION C-C
C
CB
BA
A
8" 8" 8" 8"1'-2" 1-2"1'-2"
#3
BAR C
#3
BAR C BENDING DIAGRAM
#3
BAR C
BAR A
C BAR
BAR B
BAR
6"2"2"
12" Barrier
4"
24"
DECK
BLOCKOUT
|
3•" 3•"
•" x 3" x 3" SQUARE
ANCHOR BOLT
WASHER w/HEAVY
2" MIN
OF DECK
EDGE
#6 LOOP BAR
EACH SIDE
BAR C
#3 REINFORCING
BAR STIRRUP
HEAD ANCHOR BOLT
HEX NUT
UNLESS SHOWN OTHERWISE ON
THE PLANS.
1•"
GENERAL NOTES
BAR B
#5 REINFORCING
BAR
8†
"15‚
"
3. ALL DECK SPALLS THAT OCCUR AS A RESULT OF DRILLING THROUGH
THE DECK IN ORDER TO INSTALL ANCHOR BOLTS OR AS A RESULT OF
REMOVING ANCHOR BOLTS ONCE TEMPORARY BARRIERS ARE REMOVED
SHALL BE REPAIRED TO THE SATISFACTION OF THE ENGINEER. PROPOSED
MATERIALS AND METHODS TO BE USED IN MAKING THESE REPAIRS SHALL
BE SUBMITTED TO THE ENGINEER FOR APPROVAL. ALL COSTS ASSOCIATED
WITH REPAIRING SPALLED CONCRETE IN BRIDGE DECK SHALL BE CONSIDERED
A SUBSIDIARY OBLIGATION OF PAY ITEM, 726-A, PORTABLE CONCRETE SAFETY
BARRIER, TYPE 6.
TOP OF DECK
TOP OF GROUT
1„" A-307 THREADED BOLT
w/HEAVY HEX HEAD
NUT AND WASHER
1•"
OPTIONAL THREADED BOLT
FOR DRILLED AND EPOXY
TCP PHASE
7•"FOR
6. ALL COSTS FOR MATERIALS, EQUIPMENT, TOOLS, LABOR, AND INCIDENTIALS
TO INSTALL AND REMOVE ANCHORS AND TO PATCH THE DECK WITH EPOXY
GROUT SHALL BE INCLUDED IN THE UNIT PRICE BID FOR PAY ITEM 726-A,
PORTABLE CONCRETE SAFETY BARRIER, TYPE 6.
THROUGH BRIDGE DECK, THEN ANCHOR BOLTS SHALL BE INSTALLED IN ACCORDANCE
5. ALL HOLES DRILLED THROUGH THE BRIDGE DECK SHALL BE FILLED WITH AN
APPROVED EPOXY GROUT AFTER REMOVAL OF THE TEMPORARY BARRIER.
IF THE ANCHOR BOLT WAS DRILLED AND EPOXIED, THE REMAINING ANCHOR BOLT
SHALL BE CUT 1" BELOW THE TOP OF THE DECK AND FILLED WITH AN APPROVED
EPOXY.
SHEET 1 OF 3
4. IF THE BARRIER IS TO BE POSITIONED SUCH THAT A GIRDER PREVENTS BOLTING
TOP FLANGE
OF GIRDER
GR
OU
T
DETAIL "A"
SEE NOTE 4 & 5
IN DECK
1„" A307 HEX
1•" o HOLE IN DECK
2" o HOLE IN BARRIER
SEE NOTE 4
WITH PROCEDURE PROVIDED IN DETAIL "A". IF THE TRAFFIC SIDE BOLT CANNOT
SHALL BE BOLTED.
USE THROUGH SUBMITTAL TO THE STATE CONSTRUCTION ENGINEER IN ACCORDANCE
WITH SECTION 740.02(c) 3 OF THE ALDOT STANDARD SPECIFICATIONS FOR
25ƒ
"
2•" DIA
2•" DIA
2•" DIA
17
…"12°
151°
2•" DIA
2•" DIA
2•" DIA
17
…"12°
151°
27
…"
BAR
BAR A
BAR
BAR C
5" 5"
#3 REINF #3 REINF
#5 REINF
#3 REINF
2" DIA HOLE IN BARRIER
1•" DIA HOLE
CONC1•" DIA HOLE
#5 REINF
5" 5"
6’" 6’"ƒ" DIA HINGE
BAR (TYP)
ƒ" DIA HINGE BAR (TYP)
SEE JOINT CONNECTION (SHT 1 of 3)
3'-0" MIN 3'-0" MIN
ALDOT 350, TL-3, YEAR CAST
BE BOLTED THROUGH THE DECK DUE TO GRIDER THEN, BOTH SIDES OF THE BARRIER
D.J.W.
J.F.T. 05-01-07 PNJB-629 (SHEET 2 OF 2) 72603
INTERSTATE HIGHWAY PROJECT.JANUARY 1, 2020 FOR USE ON ANY STATE, US, OR
THIS DEVICE MUST HAVE BEEN MANUFACTURED PRIOR TO
REFLECTORS AND DETAILS OF LIFT HOOK. SEE (SHEET 1 OF 2).
2. REFER TO GENERAL NOTES 1 THRU 7 (SHEET 1 OF 2).
APPROVED BY THE ALDOT PRODUCT EVALUATION BOARD MAY BE CONSIDERED FOR
7. ALTERNATE NCHRP 350, TL-3, PORTABLE BARRIER DESIGNS THAT HAVE BEEN
HIGHWAY CONSTRUCTION, 2018 EDITION.
(Index #72601)
1. FOR DETAILS OF THE CONNECTOR PIN ASSEMBLY, DETAILED CONNECTION,
(PORTABLE)
BOLTED THROUGH A BRIDGE DECK
CONCRETE BARRIER - TYPE 6
350, TL-3 PREVIOUSLY CAST
9-18-19 by DJW.
sheet range on notes 1 and 2 on
the previously cast barrier. Changed
Changed title to reflect this is now5.
by D.J.W.
manufacturing deadline on 9-12-2019
Changed sheet range to 3 and added 4.
as shown, on 03-12-10 by J.F.T.
in Bar A and Bar C Bending Diagrams
the bar spacing from 3 " to 6 "
Bending Bar Diagrams and corrected
10-20-09. Revised and redrew the
Clarified TL-3 in the Plan View on3.
by W.W.A.
added General Note 7 on 04-16-09
Adjusted Note No. 1 on 04-15-09 and2.
by W.W.A.
Adjusted Note No. 4 on 05-19-081. TENNESSEE
FLORIDA
GulfofMexico
GEOR
GIA
MISSISSIP
PI
DEPARTMENT OF TRANS
PORT
ATI
ON
ALABAMA
DESIGN BUREAU SPECIAL DRAWING
1409 COLISEUM BOULEVARD
MONTGOMERY, AL 36130-3050
OF TRANSPORTATIONALABAMA DEPARTMENT
SPECIAL DRAWING NO INDEX NO
REVISIONS
UNAUTHORIZED USE OF THIS DRAWING MAY BE PROSECUTED TO THE FULLEST EXTENT OF THE LAW.
OF TRANSPORTATION REPRESENTATIVE AUTHORIZED TO APPROVE THIS USE. ANYONE MAKING
ANY ORGANIZATION, WITHOUT THE EXPRESSED WRITTEN CONSENT OF THE ALABAMA DEPARTMENT
TRANSPORTATION AND IS NOT TO BE COPIED, REPRODUCED, ALTERED, OR USED BY ANYONE, OR
THIS DRAWING REPRESENTS DESIGNS PREPARED FOR USE BY THE ALABAMA DEPARTMENT OF
CURRENT ALABAMA DEPARTMENT OF TRANSPORTATION
--SPECIFICATIONS--
Bureau Std Engr:
DRAWN BY: DATE DRAWN:
NOT TO SCALE
SHEET
NO
FISCAL
YEARPROJECT NO
REFERENCE
9""21
25" "21
2 5"
10"
2'-
8"
3"
2'-0"
"83
11 "85
102"
1'-
10"
"43
7
1 1/2"
(MAX)
NOTES:
10-18-19 72607
GRADE 60 BARS
2 X 2 X 3/16 ANGLE
GRADE 60 BARS
2 X 2 X 3/16 ANGLE
12" MILL STOCK W/FACTORY ROLLED EDGE
SIDES
NO SHEAR CUT, FLAME OR LASER CUT ON
GRADE 60 BARS
2 X 2 X 3/16 ANGLE
2"
1 13/16"
1 11/16"
CONNECTOR PLATE
J-J HOOKS
PLAN OF END
POSITIVE CONNECTOR
CONNECTOR PLATE
3"
4"
ELEVATION
PLAN VIEW
•"
10"
1'-6"
4"
2'-8"
ELEVATION AT END
CONNECTOR PLATE
TO TOP OF BARRIER
BACK FROM TOP OF CONNECTOR
END OF BARRIER SLOPED
D.J.W.
J.F.T.
MINIMUM VERTICAL CURVE
MINIMUM VERTICAL
RADIUS = 248'
CURVE RADIUS = 100'
4-#5 ASTM A-706
4-#5 ASTM A-706
4-#5 ASTM A-706
6"
2"
6"REFLECTOR
(SEE NOTE 4)
TYPE 6 BARRIER
J-J HOOKS
PCBM-726-JJ (SHEET 1 OF 3)
2'-8"
1'-6"
10"
4"
3'-9" 1'-3" 2'-0" 1'-3"
12'-0"
3'-9"
DEFLECTION LIMITER TYP
PLATE TYP
J-HOOK CONNECTOR
CENTER MESH OVER LENGTH OF BARRIER
6x6 1'-6" WIDE X 11'-8"
3"
J-HOOK CONNECTOR PLATES
ASTM A706 REBAR WELDED TO
(4) #5 X 11'-7†"
DRAINAGE SLOT
12'-0"
CENTER MESH OVER LENGTH OF BARRIER
6x6 1'-6" WIDE X 11'-8"
J-HOOK CONNECTOR PLATES
ASTM A706 REBAR WELDED TO
(4) #5 X 11'-7†"
3'-9" 1'-3" 2'-0" 1'-3" 3'-9"
10†
"2
…"
11"
11"
2…
"10†
"
2'-0"
VERTICAL ROTATION
VERTICAL ROTATION
RADIUS = 100'
MINIMUM HORIZONTAL
VERTICAL ROTATION
MAXIMUM SEPARATION
CLOSED POSITION
MAXIMUM SEPARATION
CLOSED POSITION
LIMITER TYP
DEFLECTION
POSITIVE CONNECTOR
1 1/2"
2 x 2 x 3/
16
AN
GLE
TACK (TOP & BOTTOM TYP)
TACK EA. END
3/16EA. END
3/16
2
3/16 1 1/2
3/
8"
CO
NN
EC
TO
R
PL
AT
E
1-1/2"
2 x 2 x 3/
16
AN
GLE
2 x 2 x 3/16 ANGLE
(A-706M) GRADE 60 BARS
1-1/2" WELD ON BOTH SIDES OF REBAR
3/8" CONNECTOR PLATE
3/16 2CL
1-1/2"
CUT CONNECTOR PLATE FROM 1'-6"x10'-0" WIDE STRIPS
RIPPED FROM 3/8"x5'-0"x10'-0" A36 PLATE STEEL
Note:
Rebar Placement +/- 1/4"
PREPARE 10' LONG EDGES FOR BENDING PER ASTM SPECS.
Hook Assembly Only
1'-3"
3"
J-J HOOK CONNECTOR PLATE DETAIL
3/
8"
X18"
Long
5 3/4"
INSIDE R 3/8"
1 1/2"
1 11/16"
5 3/4"
4 - #5 ASTM A-706
(TYPICAL TOP & BOTTOM BAR 3/16" minimum weld size)
END
(PORTABLE)
J-J HOOK (F-SHAPE) DESIGN
BARRIER - TYPE 6
MASH, TL-3 PRECAST CONCRETE
AND MOUNTS SHALL BE A SUBSIDIARY OBILGATION OF THE CONCRETE BARRIER, TYPE 6.
SHALL BE INSTALLED FOR BOTH DIRECTIONS OF TRAFFIC. COST OF THE REFLECTORS
THE BARRIERS ARE USED IN A TWO-WAY TRAFFIC SITUATION THEN THE REFLECTORS
TO THE BARRIER WITH ADHESIVE OR BY A DRILLED-IN ANCHOR TYPE DEVICE. IF
APPROXIMATELY TWO INCHES ABOVE THE TOP OF THE BARRIER AND SHALL BE ATTACHED
MATCH THE ADJACENT TRAFFIC STRIPE COLOR. THE REFLECTORS SHALL BE MOUNTED
SECTIONS AND 20 FEET IN TAPERED SECTIONS. THE REFLECTOR COLOR SHALL
TOP OF THE BARRIER AT INTERVALS NOT GREATER THAN 40 FEET IN LONGITUDINAL
SHEETING MOUNTED ON FLATSHEET BLANKS) SHALL BE ATTACHED TO THE
4. FLUORESCENT REFLECTORS (6"X6", ASTM TYPE VIII OR IX REFLECTIVE
BARRIER LENGTH + ‚"
CONNECTOR PLATE SIZE + „"
"61 CONNECTOR LOCATION +/-
3. TOLERANCE:
2. BARRIERS ARE SELF-ALIGNING WITH NO LOOSE HARDWARE.
MAY NOT CONTAIN ALL CASTING DETAILS.
22728, WWW.EASISET.COM, 800-547-4045, FAX 540-439-2541. THIS DRAWING
RECOMMENDATION. EASI-SET WORLDWIDE, 5119 CATLETT RD., MIDLAND, VA
SHALL BE CAST AND INSTALLED IN ACCORDANCE WITH THE MANUFACTURER'S
1. J-J HOOKS BARRIER, MASH TEST LEVEL III APPROVED FOR 12 FOOT LENGTHS.
TENNESSEE
FLORIDA
GulfofMexico
GEOR
GIA
MISSISSIP
PI
DEPARTMENT OF TRANS
PORT
ATI
ON
ALABAMA
DESIGN BUREAU SPECIAL DRAWING
1409 COLISEUM BOULEVARD
MONTGOMERY, AL 36130-3050
OF TRANSPORTATIONALABAMA DEPARTMENT
SPECIAL DRAWING NO INDEX NO
REVISIONS
UNAUTHORIZED USE OF THIS DRAWING MAY BE PROSECUTED TO THE FULLEST EXTENT OF THE LAW.
OF TRANSPORTATION REPRESENTATIVE AUTHORIZED TO APPROVE THIS USE. ANYONE MAKING
ANY ORGANIZATION, WITHOUT THE EXPRESSED WRITTEN CONSENT OF THE ALABAMA DEPARTMENT
TRANSPORTATION AND IS NOT TO BE COPIED, REPRODUCED, ALTERED, OR USED BY ANYONE, OR
THIS DRAWING REPRESENTS DESIGNS PREPARED FOR USE BY THE ALABAMA DEPARTMENT OF
CURRENT ALABAMA DEPARTMENT OF TRANSPORTATION
--SPECIFICATIONS--
Bureau Std Engr:
DRAWN BY: DATE DRAWN:
NOT TO SCALE
SHEET
NO
FISCAL
YEARPROJECT NO
REFERENCE
"213 "2
13
"414
FROM BACK OF ANGLE LEG
2'-6" J-J HOOKS Bar Length
4"
"816
" TYP.41
Ø2
9""21
2 "21
2
2'-
10"
2'-
8"
OR
5"
3"
OR
1'-
10""
871'-
8
TYP
4"
9"
4"
1'-
6"
10"
2'-0"
4"
3"
3"
"21
11'-
0"
"21
9
4"
"21
1"
211
"21
1
6"
1'-10"
TENNESSEE
FLORIDA
GulfofMexico
GEOR
GIA
MISSISSIP
PI
DEPARTMENT OF TRANS
PORT
ATI
ON
ALABAMA
DESIGN BUREAU SPECIAL DRAWING
1409 COLISEUM BOULEVARD
MONTGOMERY, AL 36130-3050
ALABAMA DEPARTMENTOF TRANSPORTATION
SPECIAL DRAWING NO INDEX NO
REVISIONS
THIS DRAWING REPRESENTS DESIGNS PREPARED FOR USE BY THE ALABAMA DEPARTMENT OF
TRANSPORTATION AND IS NOT TO BE COPIED, REPRODUCED, ALTERED, OR USED BY ANYONE, OR
ANY ORGANIZATION, WITHOUT THE EXPRESSED WRITTEN CONSENT OF THE ALABAMA DEPARTMENT
OF TRANSPORTATION REPRESENTATIVE AUTHORIZED TO APPROVE THIS USE. ANYONE MAKING
UNAUTHORIZED USE OF THIS DRAWING MAY BE PROSECUTED TO THE FULLEST EXTENT OF THE LAW.
--SPECIFICATIONS--
CURRENT ALABAMA DEPARTMENT OF TRANSPORTATION
Bureau Std Engr:
DRAWN BY: DATE DRAWN:
NOT TO SCALE
SHEET
NO
FISCAL
YEARPROJECT NO
REFERENCE
STIRRUPS
BOLT DOWNS
ELEVATION
1 2 3 4 6 7 8 95
SHOWN FOR CLARITY
POCKET U BAR NOT
TYP
DRAINAGE SLOTS
PLAN VIEW
2'-
0"
11"
"85
10
"83
2 " X 2'-6"85
(4) #5 a-706
J-J HOOKS
SHOWN FOR CLARITY
POCKET U BAR NOT
"21
1'-9 5" 3'-7" 5" 3'-7" 5" "21
1'-9
"85
10
"83
211"
2'-0" 4'-0" 4'-0" 2'-0"
12'-0"
BAR (TYP)
BOLT-DOWN
POCKET U BAR (TYP)
1'-3" TYP 1'-7" 1'-6" 1'-7" 11" TYP 1'-3" TYP
12'-0"
2'-0" TYP 4'-0" 4'-0" 2'-0" TYP
2'-5"11" TYP
4"
1'-6"
10"
2'-8" 5"
2'-8" 1'-3" 4'-2" 1'-3" 2'-8"
"41
4
TY
P"87
2
#4 HOR. BARS 11'-7"
OV
ER
LA
Y
THI
CK
NE
SS
DE
PE
NDI
NG
ON
AS
PH
AL
T
6"
AN
CH
OR
BO
LT I
NS
ER
T
…" THICK
PLATE WASHER
„" THICK
RETAINER RING
3"
3"1•"
1•" 1•"
1•
"1•
"
3"
ƒ"
1ƒ
"
1" 1"
2•
"1
‰"
1ˆ" o HOLE
1ˆ" o HOLE
BOLT DETAIL
SEE ANCHOR
IF PRESENT
ASPHALT OVERLAY
OR HAZARD
DROP OFF
NORMINAL
1•"
2'-0"
OR RIGID PAVEMENT
BRIDGE DECK, SLAB
J-J HOOK UNIT
HY-200 ADHESIVE
INSERT W/HILTI
ANCHOR BOLT
ROADWAY RIGID PAVEMENT
BRIDGE DECK, SLAB OR
BO
LT
LE
NG
TH
VA
RI
ES
6ƒ
"
WITH ASPHALT OVERLAY WITHOUT ASPHALT OVERLAY
11"
BO
LT
+•
"
6ƒ
"
& RETAINER RING
W/3 SQ PLARE WASHER
1'o HILTI ANCHOR BOLT
RECOMMENDATION
ASSEMBLY PER MANUFACTURER'S
* INSTALL ANCHOR BOLT
UNIT
J-J HOOK
HY-200 ADHESIVE
INSERT W/HILTI
ANCHOR BOLT
TYPICAL SECTION
RETAINER RING
SQUARE PLATE WASHER &
1"o HILTI ANCHOR BOLT W/3"
BRIDGE DECK, APPROACH SLAB OR RIGID PAVEMENT
ADHESIVE BONDED ANCHOR INSTALLATION ON
RIGID PAVEMENT
BRIDGE DECK SHOWN, SLAB OR
D.J.W.
J.F.T. 72608PCMB-726-JJ (SHEET 2 of 3)
LIMITERS TYP
DEFLECTION
2018 EDITION.
SUBMITTAL TO THE STATE CONSTRUCTION ENGINEER IN ACCORDANCE WITH SECTION 740.02(c) OF THE ALDOT STANDARD SPECIFICATIONS FOR HIGHWAY CONSTRUCTION,
F. ALTERNATE MASH, TL-3, PORTABLE BARRIER DESIGNS THAT HAVE BEEN APPROVED BY THE ALDOT PRODUCT EVALUATION BOARD MAY BE CONSIDERED FOR USE THROUGH
PAVEMENT WITH EPOXY GROUT SHALL BE INCLUDED IN THE UNIT PRICE BID FOR PAY ITEM 726-A, PORTABLE CONCRETE SAFETY BARRIER.
E. ALL COSTS FOR MATERIALS, EQUIPMENT, TOOLS, LABOR, AND INCIDENTALS TO INSTALL AND REMOVE ANCHOR AND TO PATCH THE BRIDGE DECK, APPROACH SLAB, AND
WITH AN APPROVED EPOXY.
TEMPORARY BARRIER. IF THE ANCHOR BOLT WAS DRILLED AND EPOXIED, THE REMAINING ANCHOR BOLT SHALL BE CUT 1" BELOW THE TOP OF THE DECK AND FILLED
D. ALL HOLES DRILLED INTO THE BRIDGE DECK, APPROACH SLAB, OR CONCRETE PAVEMENT SHALL BE FILLED WITH AN APPROVED EPOXY GROUT AFTER REMOVAL OF THE
IN BRIDGE DECK SHALL BE CONSIDERED A SUBSIDIARY OBILGATION OF PAY ITEM, 726-A, PORTABLE CONCRETE SAFETY BARRIER, TYPE 6.
AND METHODS TO BE USED IN MAKING THESE REPAIRS SHALL BE SUBMITTED TO THE ENGINEER FOR APPROVAL. ALL COSTS ASSOCIATED WITH REPAIRING SPALLED CONCRETE
AS A RESULT OF REMOVING ANCHOR BOLTS ONCE TEMPORARY BARRIERS ARE REMOVED SHALL BE REPAIRED TO THE SATISFACTION OF THE ENGINEER. PROPOSED MATERIALS
C. ALL DECK SPALLS THAT OCCUR AS A RESULT OF DRILLING THOUGH THE BRIDGE DECK, APROACH SLAB, OR CONCRETE PAVEMENT IN ORDER TO INSTALL ANCHOR BOLTS OR
B. REFER TO MANUFACTURER'S REQUIREMENTS FOR SPECIFICS ON REBAR PLACMENT AND DETAILS.
A. SEE PCBM-726-JJ (SHEET 1 OF 3) FOR CONNECTING AND PLACEMENT DETAILS, MATERIALS, SPECIFICATIONS,ETC.
GENERAL NOTES
END
214"Ø
HOLE
"HOLES41
2
5"5"
"41
1'-6
2" "85
10
"87
2"87
2
"83
11
2'-0"
"43
4
"81
74"
10"
END
" Dia HOLE412
CL
CL
CL
" 3"163
CL
U BAR
CL
R
(6) #4
BOLT-DOWN
BAR
STIRRUP
W/ALT.
" 21
2
STIRRUP
W/ALT.
11" CLR
1'-
0"
"871
"871
"210
"411'-6
"21
1 CL
R.
(PORTABLE)
J-J HOOK DESIGN (F-SHAPE) (BOLT DOWN)
BARRIER - TYPE 6
MASH, TL-3 PRECAST CONCRETE
ON POCKETS
" DRAFT FOR RELEASE 81
NOTE:
(9) #4 STIRRUP BARS
(6) #4 HORIZONTAL BARS
" X 2'-6"85
(4) #5 BARS ON HOOK
J-J HOOKS
4" " X 85
A-706 #5 BAR
"43
2'-
8"
MANUFACTURER'S INSTRUCTIONS.
ADHESIVE-BONDING MATERIAL SYSTEMS: ADHESIVE BONDING MATERIAL SYSTEMS FOR ANCHOR BOLT INSERTS SHALL BE HILTI HY-200 ADHESIVE INSTALLED PER 6.
INSTALLED WITH THE STANDARD TWO (2) ANCHOR BOLTS PER 12' BARRIER SECTION.
TWO (2) ANCHOR BOLTS PER 12' BARRIER SECTION BY MOVING ONE OF THE BOLTS TO THE CENTER POCKET. THE ADJACENT J-J HOOK BARRIER MUST EACH BE
DO NOT ANCHOR A SINGLE J-J HOOK BARRIER SECTION ACROSS AN EXPANSION JOINT. IF THE J-J HOOK STRADDLES A BRIDGE DECK EXPANSION JOINT. MAINTAIN 5.
INSTALLED WITH THE STANDARD TWO (2) ANCHOR BOLTS PER 12' BARRIER SECTION.
BRIDGE DECK EXPANSION JOINT OR DRAIN. MAINTAIN TWO (2) ANCHOR BOLTS PER 12' BARRIER SECTION. THE ADJACENT J-J HOOK BARRIER MUST EACH BE
MOVE ONE (1) ANCHOR BOLT TO THE CENTER POCKET WITHIN A SINGLE J-J HOOK BARRIER IF A CONFLICT EXISTS BETWEEN THE ANCHOR BOLT LOCATION AND THE 4.
OR OTHERWISE DAMAGE THE TOPS OF SUPPORTING BEAMS OR GIRDERS, BRIDGE DECK EXPANSION JOINTS OR DRAINS.
INSTALL TWO (2) ANCHOR BOLT ASSSEMBLIES PER 12' J-J HOOK BARRIER SECTION ON THE THAFFIC SIDE OF THE J-J HOOK BARRIER AS SHOWN. DO NOT DRILL INTO 3.
BOLT, ANCHOR BOLT INSERT, PLATE WASHER, RETAINER RING, HILTI HY-200 ADHESIVE.
(& RETAINER RING) SHALL BE IN ACCORDANCE WITH ASTM A 36 OR ASTM A 709 GRADE 36. *ANCHOR BOLT "ASSEMBLY" INCLUDES THE FOLLOWING: HILTI ANCHOR
BOLT INSERTS SHALL BE HILTI HRT-1 (1"x6") IN ACCORDANCE WITH DIN/ISO 898-1. FLAT WASHERS SHALL BE IN ACCORDANCE WITH ASTM F 436 AND PLATE WASHERS
OF 92,000 PSI AND A MINIMUM TENSILE STRENGTH OF 120,000 PSI) OR EQUIVALENT MATERIAL SAE J429 GRADE 5 OS ASTM A325 BOLT. ADHESIVE-BONDED ANCHOR
ANCHOR BOLTS, ANCHOR BOLT INSERT, NUTS AND WASHERS: HILTI ANCHOR BOLTS SHALL BE IN ACCORDANCE WITH ISO R898 CLASS 8.8 (MINIMUM YIELD STRENGTH 2.
OR ON BRIDGE SUPERSTRUCTURES CONSISTING OF LONGITUDINALLY PRESTRESSED, TRANSVERSELY POST-TENSIONED, SOLID OR VOIDED CONCRETE SLAB UNITS.
NOT BE BOLTED DOWN ON BRIDGE SUPERSTRUCTURES THAT CONTAIN POST-TENSIONED TENDONS WITHIN THE CONCRETE DECK (TOP FLANGE OF CONCRETE BOX GRINDERS)
LIMTATION OF USE: THIS INSTALLATION TECHNIQUE CAN ONLY BE USED ON RIGID PAVEMENT AND CONCRETE BRIDGE DECKS AS SHOWN. J-J HOOK BARRIERS SHALL 1.
MANUFACTURER'S NOTES FOR BOLTED DOWN BRIDGE, APPROACH SLAB, ROADWAY AND TRANSITION INSTALLATIONS:
ASPHALT OVERLAY
10-18-19
TENNESSEE
FLORIDA
GulfofMexico
GEOR
GIA
MISSISSIP
PI
DEPARTMENT OF TRANS
PORT
ATI
ON
ALABAMA
DESIGN BUREAU SPECIAL DRAWING
1409 COLISEUM BOULEVARD
MONTGOMERY, AL 36130-3050
OF TRANSPORTATIONALABAMA DEPARTMENT
SPECIAL DRAWING NO INDEX NO
REVISIONS
UNAUTHORIZED USE OF THIS DRAWING MAY BE PROSECUTED TO THE FULLEST EXTENT OF THE LAW.
OF TRANSPORTATION REPRESENTATIVE AUTHORIZED TO APPROVE THIS USE. ANYONE MAKING
ANY ORGANIZATION, WITHOUT THE EXPRESSED WRITTEN CONSENT OF THE ALABAMA DEPARTMENT
TRANSPORTATION AND IS NOT TO BE COPIED, REPRODUCED, ALTERED, OR USED BY ANYONE, OR
THIS DRAWING REPRESENTS DESIGNS PREPARED FOR USE BY THE ALABAMA DEPARTMENT OF
CURRENT ALABAMA DEPARTMENT OF TRANSPORTATION
--SPECIFICATIONS--
Bureau Std Engr:
DRAWN BY: DATE DRAWN:
NOT TO SCALE
SHEET
NO
FISCAL
YEARPROJECT NO
REFERENCE
9""21
2 "21
2
2'-
10"
2'-
8"
OR
5"
3"
OR
1'-
10""
871'-
8
TYP
4"
4"
1'-
6"
10"
2'-0"
4"
3"
3"
1'-
0"
"21
9
4"
"21
1"
211
6"
1'-10"
9"
"21
1
"21
1 1•"
1•
"
MEDIAN TRANSITION INSTALLATION SIMILAR)
(INSTALLATION ADJACENT TO DROP-OFF SHOWN,
1•
"
1•
"
1•"
PLATE
STOP
•"
PLATE
STOP
6"
HAZARD
DROP OFF
(WELDED TO PIN)
STOP PLATE ‚"
‚"
3'-10"
1•
"
•" PL
o1†"
3•
"
3•"
•"
HEAD
PIN HOLE
EXTRACTION
THREADED PIN FOR
PCBM-726-JJ (SHEET 3 of 3) 72609D.J.W.
J.F.T.
TYPICAL SECTION
PIN DETAIL STOP PLATE DETAIL
EXTRACTION DETAILS ALTERNATE PIN
PIN
OR ASPHALT PAD
FLEXIBLE PAVEMENT
SIDE
TRAFFIC
ALDOT STANDARD SPECIFICATIONS FOR HIGHWAY CONSTRUCTION, 2018 EDITION.
CONSIDERED FOR USE THROUGH SUBMITTAL TO THE STATE CONSTRUCTION ENGINEER IN ACCORDANCE WITH SECTION 740.02(c) OF THE
E. ALTERNATE MASH, TL-3, PORTABLE BARRIER DESIGNS THAT HAVE BEEN APPROVED BY THE ALDOT PRODUCT EVALUATION BOARD MAY BE
WITH EPOXY GROUT SHALL BE INCLUDED IN THE UNIT PRICE BID FOR PAY ITEM 726-A, PORTABLE CONCRETE SAFETY BARRIER.
D. ALL COSTS FOR MATERIALS, EQUIPMENT, TOOLS, LABOR, AND INCIDENTALS TO INSTALL AND REMOVE ANCHORS AND PATCH THE PAVEMENT
C. ALL HOLES SHALL BE FILLED WITH AN APPROVED EPOXY GROUT AFTER REMOVAL OF THE TEMPORARY BARRIER.
B. REFER TO MANUFACTURER'S REQUIREMENTS FOR SPECIFICS ON REBAR PLACMENT AND DETAILS.
A. SEE PCBM-726-JJ (SHEET 1 OF 3) FOR CONNECTING AND PLACEMENT DETAILS, MATERIALS, SPECIFICATIONS,ETC.
GENERAL NOTES
1•"o
1"o
END
214"Ø
HOLE
"HOLES41
2
5"5"
"41
1'-6
2" "85
10
"87
2"87
2
"83
11
2'-0"
"43
4
"81
74"
10"
END
" Dia HOLE412
CL
CL
CL
" 3"163
CL
U BAR
BOLT-DOWN
BAR
STIRRUP
W/ALT.
" 21
2
STIRRUP
W/ALT.
11" CLR
1'-
0"
"871
"871
"210
"411'-6
"21
1 CL
R.
CL
R
(6) #4
2'-
8"
"43
(9) #4 STIRRUP BARS
(6) #4 HORIZONTAL BARS
" X 2'-6"85
(4) #5 BARS ON HOOK
J-J HOOKS
4" " X 85
A-706 #5 BAR
1•"o
•"
STIRRUPS
BOLT DOWNS
ELEVATION
1 2 3 4 6 7 8 95
POCKET U BAR NOT
SHOWN FOR CLARITY
TYP
DRAINAGE SLOTS
PLAN VIEW
J-J HOOKS
(4) #5 a-70658" X 2'-6"
POCKET U BAR NOT
SHOWN FOR CLARITY
BOLT-DOWN
BAR (TYP)
POCKET U BAR (TYP)
DEFLECTION
LIMITERS TYP
NOTE:18" DRAFT FOR RELEASE
ON POCKETS
2'-
0"
11"
"85
10
"83
2
"21
1'-9 5" 3'-7" 5" 3'-7" 5" "21
1'-9
"85
10
"83
211"
2'-0" 4'-0" 4'-0" 2'-0"
12'-0"
"213
1'-3" TYP 1'-7" 1'-6" 1'-7" 11" TYP 1'-3" TYP"2
13
12'-0"
2'-0" TYP 4'-0" 4'-0" 2'-0" TYP
"414
FROM BACK OF ANGLE LEG
2'-6" J-J HOOKS Bar Length
2'-5"11" TYP
4"
1'-6"
10"
2'-8" 5"
4"
"816
2'-8" 1'-3" 4'-2" 1'-3" 2'-8"
"41
4
" TYP.41
Ø2
TY
P"87
2
#4 HOR. BARS 11'-7"
REUSE OF STAKES: STAKES MAY BE REUSED IF THEY HAVE STRUTURAL INTEGRITY OF NEW STAKES.3.
BOTTOM OF THE ANCHOR BLOCKOUT.
SO THAT THE STOP PLATE IS SNUG AGAINST THE
INSTALL (3) PINS ON THE TRAFFIC SIDE OF 12' J-J HOOK BARRIER SECTIONS. INSTALL PINS
E60XX OR E70XX. NONDESTRUCTIVE TESTING OF WELDS IS NOT REQUIRED.
STRUCTURAL WELDING CODE (STEEL) ANSI/AWS DI.I (CURRENT EDITION). WELD METAL SHALL BE
GRADE 36. ALL WELDING SHALL BE IN ACCORDANCE WITH THE AMERICAN WELDING SOCIETY
PINS: PROVIDE STEEL FOR PIN ASSEMBLIES IN ACCORDANCE WITH ASTM A 36 OR ASTM A 7092.
ASPHALT PAD AS SHOWN. PINS MUST NOT BE INSTALLED ON BOTH SIDES OF THE J-J HOOK BARRIERS.
LIMITATION OF USE: THIS INSTALLATION TECHNIQUE CAN BE USED ON FLEXIBLE OR AN1.
MANUFACTURER'S NOTES FOR PINNED DOWN ROADWAY AND TRANSITION INSTALLATIONS:
(PORTABLE)
J-J HOOK DESIGN (F-SHAPE) (PIN DOWN)
BARRIER - TYPE 6
MASH, TL-3 PRECAST CONCRETE
10-18-19
TENNESSEE
FLORIDA
GulfofMexico
GEOR
GIA
MISSISSIP
PI
DEPARTMENT OF TRANS
PORT
ATI
ON
ALABAMA
DESIGN BUREAU SPECIAL DRAWING
1409 COLISEUM BOULEVARD
MONTGOMERY, AL 36130-3050
OF TRANSPORTATIONALABAMA DEPARTMENT
SPECIAL DRAWING NO INDEX NO
REVISIONS
UNAUTHORIZED USE OF THIS DRAWING MAY BE PROSECUTED TO THE FULLEST EXTENT OF THE LAW.
OF TRANSPORTATION REPRESENTATIVE AUTHORIZED TO APPROVE THIS USE. ANYONE MAKING
ANY ORGANIZATION, WITHOUT THE EXPRESSED WRITTEN CONSENT OF THE ALABAMA DEPARTMENT
TRANSPORTATION AND IS NOT TO BE COPIED, REPRODUCED, ALTERED, OR USED BY ANYONE, OR
THIS DRAWING REPRESENTS DESIGNS PREPARED FOR USE BY THE ALABAMA DEPARTMENT OF
CURRENT ALABAMA DEPARTMENT OF TRANSPORTATION
--SPECIFICATIONS--
Bureau Std Engr:
DRAWN BY: DATE DRAWN:
NOT TO SCALE
SHEET
NO
FISCAL
YEARPROJECT NO
REFERENCE
32"
32"
2'-0"
2'-0"
FRONT VIEW PLAN VIEWELEVATION VIEW TR
AF
FIC
DIR
EC
TIO
N
TR
AF
FIC
DIR
EC
TIO
N
GENERAL NOTES
SECTION "C-C"
1'-0" 1'-0"
2'-
0"
CONNECTOR PIN ASSEMBLY
1‚" HEAVY HEX NUT
SYSTEM (PORTABLE)
APPROVED IMPACT ATTENUATOR
SYSTEM(PORTABLE)
APPROVED IMPACT ATTENUATOR
SPECIFICATIONS FOR ATTACHING TO CONCRETE BARRIER
CHECK WITH ATTENUATOR MANUFACTURER FOR DETAILS AND
DETAIL FOR PLACEMENT OF APPROVED IMPACT ATTENUATOR SYSTEM (PORTABLE)
4"7" 7"
2" R 2" R
2" R
2'-
1‚
"
CL
B
B
PLAN VIEW
10'-0"
4'-0" 3'-0"
ELEVATION VIEW
LC JOINT
BARRIER SECTION DETAILS
1'-7"1'-7"1'-7"
32"
‡"
DRAINAGE AND LIFTING SLOT
#3
#3
6'-9"
2"
SECTION B-B
2"24"
3"
10"
19"
7"
6"
2"2"
CONNECTION
SEE JOINT
24"
22"
25ƒ
"
17
…"
BAR
5"
12°
3š"
DETAIL AT HINGED CONNECTION
6" 6" 6"
4"
7"
18"
8•
" 15"
1ƒ"
JOINT
BAR
#5
#5
#3
#5
#5 BARS B
BARS B #5
#3 BARS A
HINGE
SEE CONNECTOR PIN ASSEMBLY ABOVE
C L
6"6"6" 1'-7"
15"
8•
"
15ƒ
"8„
"
4"
2"
#3 LIFT
3"
BAR A
A
A
BAR A BENDING DIAGRAM
BAR A
DETAILS OF OPTIONAL LIFT HOOK
DRAINAGE SLOT
HOOK
LIFT
HOOK
#5
LIFTHOOK
2'-6"
2'-6"2'-6"
C
C
2'-6"
#5 BAR B
SECTION D-D
9" 9"3" 3"
#3
#5
151°
D
D
4'-6"
32"
32"
24"
24"
1‚" HEAVY HEX NUT
(TYPE - 6A)
CONCRETE BARRIER
(TYPE - 6A)
CONCRETE BARRIER
ALDOT 350TL YEAR
ƒ" CHAMFER
OR RADIUS
8„
"
HINGE BAR
ƒ" DIA.
LIFT HOOK
ƒ" CHAMFER
#5 BAR B
1ƒ" 3‚"
STRENGTH BOLT
ƒ"
‚"
ƒ" STRENGTH BOLT
2‚"
JOINT CONNECTION DETAILS
2" R
OPEN JOINT CLOSED JOINT
2" RADIUS CAST INTO
END OF BARRIER
HINGE BAR HINGE BAR
GALVANIZE
2•" RADIUS
12"
6" HOT DIP
2'-4•"
BENDING DIAGRAM
ELEVATION VIEW
BAR TO MEET AASHTO M 270
GRADE 36 SPECIFICATION
MIN
5"
(OPTIONAL) HEX HEAD MACHINE BOLT MAY BE SUPPLIED
MIN
*
6" FOR MACHINE BOLT
* 5" FOR THREADED BOLT
COMPONENT SHALL MEET THE FOLLOWING MATERIAL SPECIFICATIONS:
PIN-AASHTO M314 GRADE 36 MINIMUM
NUT- ASTM A563 GRADE A HEAVY HEX
WASHER- ASTM F436 TYPE I
ALL COMPONENTS MUST BE HOT DIP GALVANIZED- ASTM A153
#4 REBAR-AASHTO M31 GRADE 40 OR 60 OR ASTM
A615 GRADE 40 OR 60, OR
•" 250 OR 270 KSI STEEL STRAND UNCOATED
SEVEN-WIRE FOR CONCRETE REINFORCEMENT- AASTHO
M203 OR ASTM A416.
1‚" WASHER
1‚" WASHER
ALTERNATE HEX HEAD MACHINE BOLT- ASTM A307 GRADE A
SECTION A-A
13•"
4•"
2•"
32"
24"
BAR
BAR
6" 6"
11•"
BAR B
BAR A
SEE NOTE NO 5
ƒ" DIA HINGE BAR
3'-0" min
1‚" DIA
ƒ" DIA HINGE BAR
#5 REINF
#3 REINF
1‚" DIA HIGH
1‚" DIA HIGH
ƒ" DIA
(SEE NOTE NO 6)
ƒ" DIA
1ƒ" MAX GAP
2•" DIA
2•" DIA
#3 REINF
2•" DIA
ƒ" DIA
12"
TY
PIC
AL
2'-2" TYPICAL
ƒ" DIA HINGE BAR
ƒ" DIA HINGE BAR (TYPICAL)
TWO (2) REQD PER CURB SECTION
D.J.W.
03-12-79 72612GTE-629
ATTENUATOR SYSTEM (PORTABLE)
FOR USE WITH APPROVED IMPACT
CONCRETE BARRIER, TYPE 6A
350, TL-3 PREVIOUSLY CAST
OPENED (OPEN JOINT) BEFORE THE NUT IS TIGHTENED ON THE PIN.
CAN BE EASILY INSERTED THROUGH THE HINGE BAR LOOP. THE BARRIERS SHOULD THEN BE
BARRIERS SHALL INITIALLY BE PLACED CLOSE TOGETHER (CLOSED JOINT) SO THAT THE PIN5.
HIGH LETTERING.
THE MARKINGS SHALL BE PERMANENTLY IMPRESSED IN THE BARRIER USING A MINIMUM OF 2"
ALL BARRIER SEGMENTS SHALL BE MARKED AS SHOWN ALDOT, 350-TL NUMBER AND YEAR CAST. 4.
DURING THE DURATION OF ITS USE ON THE PROJECT.
NUT AT BOTH ENDS OF THE 11#4" DIA BOLT TO ENSURE THAT NO HEX NUT COMES LOOSE
THE CONTRACTOR SHALL BE RESPONSIBLE FOR CHECKING THE TIGHTNESS OF THE 11#4" HEX3.
SUPPLY ONE (1) CONNECTOR PIN ASSEMBLY WITH EACH 10' BARRIER SECTION.2.
INTERCHANGEABLE AND SHOULD NOT BE INTERMIXED IN A CONTINUOUS RUN OF BARRIER.
WILL BE ALLOWED. THE MASH, TL-3 BARRIER AND PREVIOUSLY CAST BARRIER ARE NOT
AN INTERIM PHASE-IN PERIOD FOR THE NEW BARRIER DURING WHICH THIS OLD BARRIER
1/01/2020. BARRIER CAST AFTER 1/01/2020 SHALL BE MASH COMPLIANT. THERE WILL BE
THIS DRAWING IS INCLUDED FOR INFORMATION PURPOSES FOR BARRIER CAST PRIOR TO1.
STATE, US, OR INTERSTATE HIGHWAY PROJECT.PRIOR TO JANUARY 1, 2020 FOR USE ON ANY
THIS DEVICE MUST HAVE BEEN MANUFACTURED
deadline on 9-24-2019 by DJW
Modified Note 1 and added manufacturing6.
on 04-30-09 by W.W.A.
Replaced Note No. 4 and adding Note No. 7
Deleted Object Safety Markings Sketch,5.
02-20-08 by W.W.A.
Sketches. Also, replaced Note No. 7 on
Assembly & Details of Optional Lift Hook
Changed description under Connector Pin4.
No. 7 on 06-24-05 by W.W.A.
Pin Assembly sketch and added Note
Hot Dipped galvanized to the Connector
and changed mechanically galvanized to
Allowed Optional Hex Head Machine Bolt3.
Bending Diagram 10-31-02 by J.F.T.
ƒ" dia. bar and added ƒ" dia. Hinge Bar
Changed reference to (#6) Hinge bar to2.
#5 and note 6 on 08-15-02 by J.F.T.
350 requirements and added Note #1,
Revised barrier to meet NCHRP Report1.TENNESSEE
FLORIDA
GulfofMexico
GEOR
GIA
MISSISSIP
PI
DEPARTMENT OF TRANS
PORT
ATI
ON
ALABAMA
DESIGN BUREAU SPECIAL DRAWING
1409 COLISEUM BOULEVARD
MONTGOMERY, AL 36130-3050
OF TRANSPORTATIONALABAMA DEPARTMENT
SPECIAL DRAWING NO INDEX NO
REVISIONS
UNAUTHORIZED USE OF THIS DRAWING MAY BE PROSECUTED TO THE FULLEST EXTENT OF THE LAW.
OF TRANSPORTATION REPRESENTATIVE AUTHORIZED TO APPROVE THIS USE. ANYONE MAKING
ANY ORGANIZATION, WITHOUT THE EXPRESSED WRITTEN CONSENT OF THE ALABAMA DEPARTMENT
TRANSPORTATION AND IS NOT TO BE COPIED, REPRODUCED, ALTERED, OR USED BY ANYONE, OR
THIS DRAWING REPRESENTS DESIGNS PREPARED FOR USE BY THE ALABAMA DEPARTMENT OF
CURRENT ALABAMA DEPARTMENT OF TRANSPORTATION
--SPECIFICATIONS--
Bureau Std Engr:
DRAWN BY: DATE DRAWN:
NOT TO SCALE
SHEET
NO
FISCAL
YEARPROJECT NO
REFERENCE
D.J.W.
D.J.W. 7263009-10-2019 IA-720-MWS
TRAFFIC
TRAFFIC
(WORK ZONE ONLY)
IMPACT ATTENUATOR (MASH)
DETAILS OF SLED SYSTEM
GENERAL NOTES
DETAIL A
THE SHEETING MUST BE INSTALLED ACCORDING TO PLACEMENT.
AND A "B" SIDE FOR GORE (SPLIT) TRAFFIC.
THE PLATE HAS AN "A" SIDE FOR DIRECTIONAL TRAFFIC
THE SLED UNITS COME WITH A NOSE SHEETING PLATE.
TRAFFIC
LEFT HAND
TRAFFIC
RIGHT HAND
TRAFFIC
GORE (SPLIT)
DETAIL B
PORTABLE CONCRETE
BARRIER
WORK
AREA
TR
AF
FI
C
NON-GATING ATTENUATORS.
FOR EQUIVALENCY WITH
CONCRETE RAIL SEGMENT(s)
ATTENUATOR LENGTH INCLUDES
P
AI
D
AS
BA
RRI
ER
DISTANCE CLEAR
AND FREE OF
OBSTACLES
UP TO15° L
EN
GT
H
OF
NE
ED
20' DEFLECTION
SLED
HIGHWAY CONSTRUCTION, 2018 EDITION.
ENGINEER IN ACCORDANCE WITH SECTION 740.02(c)3 OF THE ALDOT STANDARD SPECIFICATIONS FOR
EVALUATION BOARD MAY BE CONSIDERED FOR USE THROUGH SUBMITTAL TO THE STATE CONSTRUCTION
ALTERNATE MASH, PORTABLE BARRIER DESIGNS THAT HAVE BEEN APPROVED BY THE ALDOT PRODUCT8.
CROSS SLOPE OF THE PAD SHALL NOT EXCEED 8%.7.
REQUIRED.
SHALL BE WATER FILLED. SEE MANUFACTURER'S RECOMMENDATIONS REGARDING ANTIFREEZE TREATMENTS IF
THE PRIMARY (FIRST IN LINE WITH TRAFFIC) SLED UNIT SHALL BE EMPTY, THE REMAINING UNITS6.
ESTABLISHED NEEDED BARRIER AS PROTECTION TO THE BARRIER END.
ATTENUATORS. THE SLED ATTENUATOR IS 25'- 3" IN LENGTH AND SHOULD BE ATTACHED TO THE END OF
BEHIND THE ATTENUATOR. FOR APPROXIMATE EQUIVALENCE WITH PROTECTION LENGTHS PROVIDED BY NONGATING
DISTANCE TO SHIELD THE WORK AREA. SEE "DETAIL B" FOR CLEAR AREA GUIDANCE WALL A SUFFICIENT
DESIGNERS AND CONTRACTORS SHOULD BE AWARE OF PLACEMENT LIMITATIONS AND SHOULD EXTEND THE BARRIER
EQUIPMENT BEHIND THE ATTENUATOR. VEHICLES IMPACTING THE ATTENUATOR MAY PASS THROUGH THE ATTENUATOR.
AS WELL AS CRASHWORTHY STEEL MEDIAN BARRIER SYSTEMS. IT PROVIDES NO PROTECTION TO WORKERS OR
THE BLUNT ENDS OF BOTH PERMANENT AND VARIABLE LENGTH PORTABLE CONCRETE MEDIAN BARRIER (PCMB),
THE SLED SYSTEM IS A NARROW, NON-REDIRECTIVE, GATING CRASH CUSHION. IT IS INTENDED TO SHIELD 5.
FOUNDATION / BASE MATERIAL MUST MEET MANUFACTURER'S RECOMMENDATIONS.4.
THE SLED SYSTEM MAY ONLY BE USED IN UNI-DIRECTIONAL LOCATIONS.3.
726D-XXX PORTABLE IMPACT ATTENUATOR ASSEMBLY (UNI-DIRECTIONAL TL-3) PER EACH
TO CONCRETE BARRIERS AND ANY INCIDENTAL COSTS SHALL BE PAID AS FOLLOWS:
THE TOTAL SLED SYSTEM, INCLUDING UNITS, CONNECTION HARDWARE, WATER, HAZARD MARKER, CONNECTIONS2.
OF TRAFFIX DEVICES, INC. 160 AVENIDA LA PATA, SAN CLEMENTE, CALIFORNIA 92672, (949) 361-5663.
THE SLED SHALL BE INSTALLED IN ACCORDANCE WITH THE INSTRUCTIONS AND RECOMMENDATIONS1.
IMPACT SLED
CONTAINMENT
PIN TO PIN
EFFECTIVE LENGTH 25' - 3"
SECONDARY UNITS
WATER FILLED
PRIMARY UNIT
EMPTY
27 1/8"
30 1/4"
45 7/8"
(INCLUDES TWO LENGTHS OF CONCRETE BARRIER)
PAY LENGTH
SLED IMPACT ATTENUATOR
27 1/8"
45 7/8"
30 1/4"
(SEE DETAIL A)
HAZARD MARKER
MEDIAN BARRIER UNITS
PORTABLE CONCRETE
TENNESSEE
FLORIDA
GulfofMexico
GEOR
GIA
MISSISSIP
PI
DEPARTMENT OF TRANS
PORT
ATI
ON
ALABAMA
DESIGN BUREAU SPECIAL DRAWING
1409 COLISEUM BOULEVARD
MONTGOMERY, AL 36130-3050
OF TRANSPORTATIONALABAMA DEPARTMENT
SPECIAL DRAWING NO INDEX NO
REVISIONS
UNAUTHORIZED USE OF THIS DRAWING MAY BE PROSECUTED TO THE FULLEST EXTENT OF THE LAW.
OF TRANSPORTATION REPRESENTATIVE AUTHORIZED TO APPROVE THIS USE. ANYONE MAKING
ANY ORGANIZATION, WITHOUT THE EXPRESSED WRITTEN CONSENT OF THE ALABAMA DEPARTMENT
TRANSPORTATION AND IS NOT TO BE COPIED, REPRODUCED, ALTERED, OR USED BY ANYONE, OR
THIS DRAWING REPRESENTS DESIGNS PREPARED FOR USE BY THE ALABAMA DEPARTMENT OF
CURRENT ALABAMA DEPARTMENT OF TRANSPORTATION
--SPECIFICATIONS--
Bureau Std Engr:
DRAWN BY: DATE DRAWN:
NOT TO SCALE
SHEET
NO
FISCAL
YEARPROJECT NO
REFERENCE
SEE TABLE
SYSTEM WIDTH
4'-0"
3'-0"
1'-0"
4'-0"
SEE NOTE 3
26'-7" SYSTEM LENGTH
25'-11" EFFECTIVE LENGTH
27'-1" PAD LENGTH
2'-1"
4"
32"
PLAN
ELEVATION
CL
A
A
LC
6"
FENDER PANEL
MONORAIL
HIT INDICATOR NOSE ASSEMBLY
SEE NOTE 11
BACKUP
SE
E
TA
BL
E
SY
ST
EM
WI
DT
H
SEE NOTE 3
2'-1"
4"
4'-0"
3'-0"
1'-0"
4'-0"
24'-0" PAD LENGTH
23'-10" SYSTEM LENGTH
23'-2" EFFECTIVE LENGTH
DETAILS OF REQUIRED HAZARD MARKER TO BE
12"
2•"
3"
45°
2•"3"
45°
INSTALLATION
(SUCH AS GORE AREAS)
FOR UNI-DIRECTIONAL
12"
FOR TRAFFIC TO THE RIGHT
OF THE ATTENUATOR
(FOR TRAFFIC TO THE LEFT
24"
(SEE NOTE 6 FOR INFORMATION ON HAZARD MARKER)
NON-REFLECTORIZED BLACK
REFLECTORIZED YELLOW
INSTALLED ON NOSE OF QUADGUARD ELITE SYSTEM
USING BOLT, NUT & WASHERS OR BY USING POP RIVETS.
WITH TYPE IV REFLECTIVE SHEETING. THE HAZARD MARKER SHALL BE ATTACHED TO THE NOSE SECTION
6. THE REQUIRED HAZARD MARKER SHALL BE CONSTRUCTED OF 0.08" THICK ALUMINUM FLAT SIGN PANEL
AND COPIES OF ABOVE MANUAL ARE AVAILABLE BY CALLING 1-888-32-ENERG.
CHARACTERISTCS AND DESIGN LIMITATIONS BEFORE PLACING A SYSTEM AT A GIVEN SITE. INFORMATION
4. SEE THE "QUARDGUARD ELITE SYSTEM DESIGN MANUAL" FOR A DESCRIPTION OF ITS IMPACT PERFORMANCE
HATCHING SHOULD SLANT LEFT)
PLAN
ELEVATION
MONORAIL
HIT INDICATORBACKUP
32"
DIAPHRAGM
NOSE ASSEMBLY
32"
FENDER PANEL
TRANSITION
PANEL
SEE NOTE 8
SEE NOTE 8
ORIGINAL LENGTH AFTER EACH IMPACT AND EXAMINED FOR ANY REQUIRED MAINTENANCE.
REUSABLE AFTER DESIGN IMPACTS. FOR PROPER PERFORMANCE, THE UNIT MUST BE RESTORED TO ITS
5. THE QUADGUARD ELITE IMPACT ATTENUATOR IS A REDIRECTING, NON-GATING ATTENUATOR THAT IS
QS2408E
QS2407E QS3607E QS6907E
QS2414E
7
8
14
DESIGN VELOCITY
(mph)
BAYS 24" WIDTH 30" WIDTH 36" WIDTH
QS3007E
90" WIDTH69" WIDTH
QS9007E
SYSTEM
LENGTH LENGTH
PAD
23'-10" 24'-0"
NOTE: BACKUP ASSEMBLY NOT INCLUDED IN THE MODEL MUMBER
QS3008E
QS3014E
QS3608E
QS3614E
QS6908E QS9008E
n/a
26'-7" 27'-1"
n/a 45'-0"
TL-2
8" MIN PLAIN CONCRETE PAD
8" MIN PLAIN CONCRETE PAD
OR
OR
TEST LEVEL-2 7 BAY
TEST LEVEL-3 8- BAY
"70 mph"
TL-3
3. PROVISION SHALL BE MADE FOR REAR FENDER RAILS TO SLIDE REARWARD UPON IMPACT 2'-1" MIN.
TO BACK.
2. THE CROSS SLOPE OF THE PAD SHALL NOT EXCEED 8% AND NOT VARY MORE THAN 2% FROM FRONT
ILLINOIS 60601-2076, 1 (888) 323-6374.
RECOMMENDATIONS OF ENERGY ABSORBTIONS SYSTEMS. Inc., 35 EAST WACKER DRIVE, CHICAGO,
1. THE QUADGUARD ELITE SYSTEM SHALL BE INSTALLED IN ACCORDANCE WITH THE INSTRUCTIONS AND
GENERAL NOTES:
6" MIN REINF CONC PAD
6" MIN REINF CONC PAD
MODEL No MODEL No MODEL No MODEL No MODEL No
QE2 QE2 QE2 QE1 QE1 QE1
TRAFFIC
TRAFFIC
QE2 QE2 QE1 QE1 QE1
TRAFFIC
TRAFFIC
L
24"
6"
SECTION A-A
BARRIER & SYSTEM
C OF CONCRETE PAD,
D.J.W.
J.F.T. 02-20-08
2018 EDITION.
IN ACCORDANCE WITH SECTION 740.02(c)3 OF THE ALDOT STANDARD SPECIFICATIONS FOR HIGHWAY CONSTRUCTION,
EVALUATION BOARD MAY BE CONSIDERED FOR USE THROUGH SUBMITTAL TO THE STATE CONSTRUCTION ENGINEER
9. ALTERNATE NCHRP-350, TL-3, PORTABLE BARRIER DESIGNS THAT HAVE BEEN APPROVED BY THE ALDOT PRODUCT
CONTACT THE MANUFACTURER FOR ADDITIONAL DATA.
(AS SHOWN ON TL-2) OR BI-DIRECTIONAL WITH TRANSITIONAL PANEL (AS SHOWN ON TL-3)
8. THE TL-2 AND TL-3 DEPICTED ON THIS SHEET MAY BE USED AS EITHER UNI-DIRECTIONAL
SPECIFY APPROPRIATE TEST LEVEL RANGE WHEN ORDERING.
726D-XXX PORTABLE IMPACT ATTENUATOR ASSEMBLY (UNIDIRECTIONAL OR BI-DIRECTIONAL), TL-___, PER EACH
AND ANY INCIDENTALS COSTS SHALL BE PAID AS FOLLOWS:
7. THE TOTAL ELITE SYSTEM, INCLUDING FOUNDATION PAD, ANCHOR SYSTEM, HAZARD MARKER, CONNECTIONS
)(WORK ZONE ONLY
ELITE IMPACT ATTENUATOR
DETAILS OF QUADGUARD
IA-720-M 72651
AFTER JANUARY 1, 2019.
USE IN PERMANENT INSTALLATIONS
1, 2020. IT IS NOT APPROVED FOR
MANUFACTURED PRIOR TO JANUARY
USE ONLY. IT MUST HAVE BEEN
THIS PRODUCT IS FOR WORKZONE
on 8-28-19 by D.J.W.
designate manufacturing cutoff date
Changed Work Zone Only note to 3.
on 11-29-2018 by D.J.W.
use as in workzones only
Modified drawing to designate product2.
by W.W.A.
Added Note 9 on 05-21-091. TENNESSEE
FLORIDA
GulfofMexico
GEOR
GIA
MISSISSIP
PI
DEPARTMENT OF TRANS
PORT
ATI
ON
ALABAMA
DESIGN BUREAU SPECIAL DRAWING
1409 COLISEUM BOULEVARD
MONTGOMERY, AL 36130-3050
OF TRANSPORTATIONALABAMA DEPARTMENT
SPECIAL DRAWING NO INDEX NO
REVISIONS
UNAUTHORIZED USE OF THIS DRAWING MAY BE PROSECUTED TO THE FULLEST EXTENT OF THE LAW.
OF TRANSPORTATION REPRESENTATIVE AUTHORIZED TO APPROVE THIS USE. ANYONE MAKING
ANY ORGANIZATION, WITHOUT THE EXPRESSED WRITTEN CONSENT OF THE ALABAMA DEPARTMENT
TRANSPORTATION AND IS NOT TO BE COPIED, REPRODUCED, ALTERED, OR USED BY ANYONE, OR
THIS DRAWING REPRESENTS DESIGNS PREPARED FOR USE BY THE ALABAMA DEPARTMENT OF
CURRENT ALABAMA DEPARTMENT OF TRANSPORTATION
--SPECIFICATIONS--
Bureau Std Engr:
DRAWN BY: DATE DRAWN:
NOT TO SCALE
SHEET
NO
FISCAL
YEARPROJECT NO
REFERENCE
EFFECTIVE LENGTH - 18'-8"
SYSTEM LENGTH - 22'-1ƒ"
DETAILS OF REQUIRED HAZARD MARKER TO BE
12"
3"
45°
2•"3"
45°
INSTALLATION
(SUCH AS GORE AREAS)
FOR UNI-DIRECTIONAL
12"
FOR TRAFFIC TO THE RIGHT
OF THE ATTENUATOR
HATCHING SHOULD POINT LEFT)
(FOR TRAFFIC TO THE LEFT
INSTALLED ON NOSE OF QUEST SYSTEM
CONCRETE PAD
24"
(SEE NOTE 5 FOR INFORMATION ON HAZARD MARKER)
A
A
INSTALL ACCORDINGLY TO ENSURE PROPER IMPACT PERFORMANCE.
6. STEEL BACKUP AND CONCRETE PAD SPECIFICALLY DESIGNED TO NEST AROUND 24" WIDE HAZARDS,
TRAFFIC
TRAFFIC
PAD LENGTH - 21'-11"
4'-0"
4"
2'-1"
63.02"
PAD LENGTH - 23'-0"
32"
CONCRETE PAD
TRAFFIC
TRAFFIC
2•"
(SEE NOTE 7)
(SEE NOTE 7)
24"
MODEL No. SYSTEM WIDTH
TD35024-TL3
TD35030-TL3 30"
30"
MODEL No. SYSTEM WIDTH
TD35030-TL2
TD35036-TL2 36"
CONCRETE BARRIER
CONCRETE BARRIER
CONTACT THE MANUFACTURER FOR ADDITIONAL DATA.
SHOWN ON THE TL-2) OR BI-DIRECTIONAL WITH TRANSITIONAL PANEL (AS SHOWN ON THE TL-3).
7. THE TL-2 AND THE TL-3 DEPICTED ON THIS SHEET MAY BE USED AS EITHER UNI-DIRECTIONAL (AS
CONCRETE PAD
TD35024-TL2 24"
TD35036-TL3 36"
SYSTEM LENGTH 21'-2"
EFFECTIVE LENGTH 17'-8"
TEST LEVEL 3 4-BAY
LOW IMPACT FREQUENCY AREAS.
8. THE QUEST IMPACT ATTENUATOR IS A REDIRECTING, NON-GATING IMPACT ATTENUATOR INTENDED FOR
USING BOLT, NUT & WASHERS OR BY USING POP RIVETS.
WITH TYPE IV REFLECTIVE SHEETING. THE HAZARD MARKER SHALL BE ATTACHED TO THE NOSE SECTION
5. THE REQUIRED HAZARD MARKER SHALL BE CONSTRUCTED OF 0.08" THICK ALUMINUM FLAT SIGN PANEL
3. PROVISION SHALL BE MADE FOR REAR RAILS TO SLIDE REARWARD UPON IMPACT 6'-O" MIN.
2. MANUFACTURER RECOMMENDS REMOVAL OF ALL CURBS AND ISLANDS TO ENSURE PROPER IMPACT PERFORMANCE.
CHICAGO, ILLINOIS 60601-2076, 1 (888) 323-6374.
RECOMMENDATIONS OF ENERGY ABSORBTIONS SYSTEMS. Inc., 35 EAST WACKER DRIVE,
1. THE QUEST SYSTEM SHALL BE INSTALLED IN ACCORDANCE WITH THE INSTRUCTIONS AND
GENERAL NOTES:
REFER TO THE QUEST INSTALLATION INSTRUCTIONS FOR FOUNDATION SPECIFICATIONS.
18" THREADED RODS MAY BE USED TO INSTALL SYSTEM ON ASPHALT.
C) 7" REINFORCED DECK STRUCTURE.
B) 8" NON-REINFORCED ROADWAY, MEASURING AT LEAST 12'-0" WIDE BY 50'-0" LONG.
A) 6" REINFORCED PAD.
MINIMUMS.
7" STUDS MAY BE USED TO ATTACH SYSTEM TO 4000 PSI MIN PORTLAND CEMENT CONCRETE PER THE FOLLOWING
ATTACH SYSTEM USING ONE OF THE FOLLOWING:
4. THE QUEST SYSTEM MUST BE CORRECTLY ANCHORED FOR PROPER IMPACT PERFORMANCE.
& SYSTEML
24"
32"
6"
C OF CONCRETE PAD, BARRIER
SECTION A-A
CONCRETE PAD
32"
NOSE
REAR RAIL36"
24"
TRANSITION PANEL
SEE NOTE 3
ELEVATION
48"
2'-
1"
BACKUP
SEE NOTE 6
FRONT ANCHOR
CONCRETE PADREAR RAIL
NOSE
DIAPHRAGMSEE NOTE 6
BACKUP
PLAN
ELEVATION
PLAN
DIAPHRAGM
TEST LEVEL 2 3-BAY
SEE NOTE 3
D.J.W.
J.F.T. 02-20-08
2018 EDITION.
IN ACCORDANCE WITH SECTION 740.02(c)3 OF THE ALDOT STANDARD SPECIFICATIONS FOR HIGHWAY CONSTRUCTION,
EVALUATION BOARD MAY BE CONSIDERED FOR USE THROUGH SUBMITTAL TO THE STATE CONSTRUCTION ENGINEER
10. ALTERNATE NCHRP-350, TL-3, PORTABLE BARRIER DESIGNS THAT HAVE BEEN APPROVED BY THE ALDOT PRODUCT
SPECIFY APPROPRIATE TEST LEVEL RANGE WHEN ORDERING.
726D-XXX PORTABLE IMPACT ATTENUATOR ASSEMBLY (UNIDIRECTIONAL OR BI-DIRECTIONAL), TL-___, PER EACH
AND ANY INCIDENTALS COSTS SHALL BE PAID AS FOLLOWS:
9. THE TOTAL QUEST SYSTEM, INCLUDING FOUNDATION PAD, ANCHOR SYSTEM, HAZARD MARKER, CONNECTIONS
(WORK ZONE ONLY)
IMPACT ATTENUATOR
DETAILS OF QUEST SYSTEM
AFTER JANUARY 1, 2019.
USE IN PERMANENT INSTALLATIONS
1, 2020. IT IS NOT APPROVED FOR
MANUFACTURED PRIOR TO JANUARY
USE ONLY. IT MUST HAVE BEEN
THIS PRODUCT IS FOR WORKZONE
on 8-28-19 by D.J.W.
designate manufacturing cutoff date
Changed Work Zone Only note to 3.
on 11-29-2018 by D.J.W.
use as in workzones only
Modified drawing to designate product2.
by W.W.A.
Added Note 10 on 05-21-091.
72652IA-720-N
TENNESSEE
FLORIDA
GulfofMexico
GEOR
GIA
MISSISSIP
PI
DEPARTMENT OF TRANS
PORT
ATI
ON
ALABAMA
DESIGN BUREAU SPECIAL DRAWING
1409 COLISEUM BOULEVARD
MONTGOMERY, AL 36130-3050
OF TRANSPORTATIONALABAMA DEPARTMENT
SPECIAL DRAWING NO INDEX NO
REVISIONS
UNAUTHORIZED USE OF THIS DRAWING MAY BE PROSECUTED TO THE FULLEST EXTENT OF THE LAW.
OF TRANSPORTATION REPRESENTATIVE AUTHORIZED TO APPROVE THIS USE. ANYONE MAKING
ANY ORGANIZATION, WITHOUT THE EXPRESSED WRITTEN CONSENT OF THE ALABAMA DEPARTMENT
TRANSPORTATION AND IS NOT TO BE COPIED, REPRODUCED, ALTERED, OR USED BY ANYONE, OR
THIS DRAWING REPRESENTS DESIGNS PREPARED FOR USE BY THE ALABAMA DEPARTMENT OF
CURRENT ALABAMA DEPARTMENT OF TRANSPORTATION
--SPECIFICATIONS--
Bureau Std Engr:
DRAWN BY: DATE DRAWN:
NOT TO SCALE
SHEET
NO
FISCAL
YEARPROJECT NO
REFERENCE
"DETAIL A"
PORTABLE CONCRETE
BARRIER
WORK
AREA
TR
AF
FI
C
NON-GATING ATTENUATORS.
FOR EQUIVALENCY WITH
CONCRETE RAIL SEGMENT(s)
ATTENUATOR LENGTH INCLUDES
P
AI
D
AS
BA
RRI
ER
DISTANCE CLEAR
AND FREE OF
OBSTACLES
UP TO15° L
EN
GT
H
OF
NE
ED
20' DEFLECTION
GENERAL NOTES:
REAR BAY FRONT BAY
2'-9 1/4"
"4
11'-10
"4331'-6
NOSE ASSEMBLY
TRANSITION ASSEMBLY
TRANSITION ASSEMBLY
PLAN VIEW
ELEVATION VIEW
45°
2•"
3"
45°
3"
2•"
FOR UNI-DIRECTIONAL
INSTALLATION
(SUCH AS GORE AREAS)
HATCHING SHOULD POINT LEFT)
(FOR TRAFFIC TO THE LEFT
OF THE ATTENUATOR
FOR TRAFFIC TO THE RIGHT
DETAILS OF REQUIRED HAZARD MARKER TO BE
INSTALLED ON NOSE OF ACZ-350 SYSTEM
(SEE NOTE 6 FOR INFORMATION ON HAZARD MARKER)
ACZ-350
2'-9 1/4"
12" 12"
(SEE DETAIL BELOW)
(WORK ZONE ONLY)
IMPACT ATTENUATOR
DETAILS OF ACZ-350
D.J.W.
02-26-09
OF THE ALDOT STANDARD SPECIFICATIONS FOR HIGHWAY CONSTRUCTION, 2018 EDITION.
BE CONSIDERED FOR USE THROUGH THE SUBMITTAL TO THE STATE CONSTRUCTION ENGINEER IN ACCORDANCE WITH SECTION 740.02(c)3
8. ALTERNATE NCHRP-350, TL-3, PORTABLE BARRIER DESIGNS THAT HAVE BEEN APPROVED BY THE ALDOT PRODUCT EVALUATION BOARD MAY
BE IN ACCORDANCE WITH LOCAL ORDINANCES RELATING TO ENVIRONMENTAL ISSUES.
SHOULD BE FILLED WITH WATER AND ANTI-FREEZE MIXTURE CAPABLE OF PROTECTION AT -10°F. THE DISPOSAL OF THIS MIXTURE SHOULD
SHOULD BE FILLED WITH WATER TO THE LEVEL INDICATOR ON EACH SECTION. IF THE POTENTIAL FOR FREEZING EXISTS, THE ELEMENTS
7. THE ATTENUATOR CONSISTS OF A SHEET METAL NOSE, 4 WATER-FILLED SEGMENTS, AND A STEEL TRANSITION. ALL 4 BARRIER SEGMENTS
THE HAZARD MARKER SHALL BE ATTACHED TO THE NOSE SECTION USING BOLT, NUT & WASHER OR BY USING POP RIVETS.
6. THE REQUIRED HAZARD MARKER SHALL BE CONSTRUCTED OF 0.08" ALUMINUM FLAT SIGN PANEL WITH THE TYPE IV REFLECTIVE SHEETING.
5. THE ACZ-350 MAY BE INSTALLED ON ANY FIRM SURFACE INCLUDING A GRADED SHOULDER, MAXIMUM SIDE SLOPE IS LIMITED TO 5%.
HOWEVER, IF PLACED 40 FEET FROM THE OPPOSITE DIRECTION OF TRAFFIC, IT MAY BE USED FOR TRAFFIC ON BOTH SIDES OF THE ATTENUATOR.
4. THE ACZ-350 IS INTENDED FOR WORK ZONE USE ONLY. IT IS INTENDED FOR TRAFFIC ON ONE SIDE OF THE BARRIER AND ATTENUATOR.
TO THE END OF ESTABLISHED NEEDED BARRIER AS PROTECTION TO THE BARRIER END.
WITH PROTECTION LENGTHS PROVIDED BY NONGATING ATTENUATORS. THE ACZ-350 ATTENUATOR IS 31'-6ƒ" IN LENGTH AND SHOULD BE ATTACHED
DISTANCE TO SHIELD THE WORK AREA. SEE "DETAIL A" FOR CLEAR AREA GUIDANCE BEHIND THE ATTENUATOR. FOR APPROXIMATE EQUIVALENCE
THE ATTENUATOR. DESIGNERS AND CONTRACTORS SHOULD BE AWARE OF PLACEMENT LIMITATIONS AND SHOULD EXTEND THE BARRIER WALL A SUFFICIENT
IT PROVIDES NO PROTECTION TO WORKERS OR EQUIPMENT BEHIND THE ATTENUATOR. VEHICLES IMPACTING THE ATTENUATOR MAY PASS THROUGH
PERMANENT AND VARIABLE LENGTH PORTABLE CONCRETE MEDIAN BARRIER (PCMB), AS WELL AS CRASHWORTHY STEEL MEDIAN BARRIER SYSTEMS.
3. THE ACZ-350 SYSTEM IS A NARROW, NON-REDIRECTIVE, GATING CRASH CUSHION. IT IS INTENDED TO SHIELD THE BLUNT ENDS OF BOTH
726D-XXX PORTABLE IMPACT ATTENUATOR ASSEMBLY, UNIDIRECTIONAL, TL-3
INCIDENTAL COSTS SHALL BE AS FOLLOWS:
2. THE TOTAL ACZ-350 SYSTEM INCLUDING SURFACE PREPARATION, HAZARD MARKERS, CONNECTIONS TO CONCRETE BARRIER AND ANY
THE MANUFACTURER IS ENERGY ABSORPTION SYSTEMS, INC., 35 EAST WACKER DR., CHICAGO, IL 60601-2076; 1(888) 323-6374.
1. THE ACZ-350 SYSTEM SHALL BE INSTALLED IN ACCORDANCE WITH THE MANUFACTURER'S RECOMMENDATIONS AND INSTALLATION INSTRUCTIONS.
IA-720-Z 72653
cutoff date on 8-28-19 by D.J.W.
Added note to designate manufacturing 4.
Note No. 4 on 02-04-14 by J.F.T.
Added additional information to3.
10-27-10 by J.F.T.
the ACZ-350 attenuator on
Replaced the Triton with2.
by W.W.A.
Added Note 8 on 05-21-091.
TO JANUARY 1, 2020.
BEEN MANUFACTURED PRIOR
THIS PRODUCT MUST HAVE
TENNESSEE
FLORIDA
GulfofMexico
GEOR
GIA
MISSISSIP
PI
DEPARTMENT OF TRANS
PORT
ATI
ON
ALABAMA
DESIGN BUREAU SPECIAL DRAWING
1409 COLISEUM BOULEVARD
MONTGOMERY, AL 36130-3050
OF TRANSPORTATIONALABAMA DEPARTMENT
SPECIAL DRAWING NO INDEX NO
REVISIONS
UNAUTHORIZED USE OF THIS DRAWING MAY BE PROSECUTED TO THE FULLEST EXTENT OF THE LAW.
OF TRANSPORTATION REPRESENTATIVE AUTHORIZED TO APPROVE THIS USE. ANYONE MAKING
ANY ORGANIZATION, WITHOUT THE EXPRESSED WRITTEN CONSENT OF THE ALABAMA DEPARTMENT
TRANSPORTATION AND IS NOT TO BE COPIED, REPRODUCED, ALTERED, OR USED BY ANYONE, OR
THIS DRAWING REPRESENTS DESIGNS PREPARED FOR USE BY THE ALABAMA DEPARTMENT OF
CURRENT ALABAMA DEPARTMENT OF TRANSPORTATION
--SPECIFICATIONS--
Bureau Std Engr:
DRAWN BY: DATE DRAWN:
NOT TO SCALE
SHEET
NO
FISCAL
YEARPROJECT NO
REFERENCE
END OF THE PORTABLE CMB.
ATTACHED TO THE LOOPS IN THE
THE TRITON TL-3 END TERMINAL IS
SET OF KNUCKLES.
TO THE TRITON END WITH THE LOWER
THE TRANSITION IS TO BE ATTACHED
"DETAIL A"
PORTABLE CONCRETE
BARRIER
GENERAL NOTES:
DETAILS OF REQUIRED HAZARD MARKER TO BE
16"12"
2•"
3"
45°
2•"3"
45°
INSTALLATION
(SUCH AS GORE AREAS)
FOR UNI-DIRECTIONAL
12"
WORK
AREA
FOR TRAFFIC TO THE RIGHT
OF THE ATTENUATOR
HATCHING SHOULD POINT LEFT)
(FOR TRAFFIC TO THE LEFT
TR
AF
FI
C
NON-GATING ATTENUATORS.
FOR EQUIVALENCY WITH
CONCRETE RAIL SEGMENT(s)
ATTENUATOR LENGTH INCLUDES
P
AI
D
AS
BA
RRI
ER
PLAN VIEW
ELEVATION VIEW
PLAN VIEW
ELEVATION VIEW
TRANSITION BARRIER
726D-XXX PORTABLE IMPACT ATTENUATOR ASSEMBLY, UNIDIRECTIONAL, TL-2
726D-XXX PORTABLE IMPACT ATTENUATOR ASSEMBLY, UNIDIRECTIONAL, TL-3
3'-0"
41'-0"
(SEE NOTE 6 FOR INFORMATION ON HAZARD MARKER)
BARRIER
PAID AS61'-0" SEE NOTE 3
TRITON
ELEMENTSEND ASSEMBLY
TEST LEVEL-3 (50 MPH - 60 MPH)
TRAFFIC (SEE NOTE 4)
TRAFFIC OR
INSTALLED ON NOSE OF TRITON SYSTEM
PLAN VIEW
ELEVATION VIEW
TRANSITION BARRIER
41'-0"
BARRIER
PAID AS61'-0" SEE NOTE 3
ELEMENTSEND ASSEMBLY
TRAFFIC (SEE NOTE 4)
TRAFFIC OR
TEST LEVEL-2 (45 MPH AND UNDER)
TL-2 CONFIGURATION
PIN EXTENDS ABOVE IN
ELEVATION VIEW
TRANSITION BARRIER (TL-3)
TRANSITION BARRIER (TL-2)
20' UNANCHORED PORTABLE BARRIER
5. THE TRITON MAY BE INSTALLED ON ANY FIRM SURFACE INCLUDING A GRADED SHOULDER. MAXIMUM SIDE SLOPE IS LIMITED TO 5%.
2. THE TOTAL TRITON SYSTEM INCLUDING SURFACE PREPARATION, HAZARD MARKERS, CONNECTION TO CONCRETE BARRIER AND
ANY INCIDENTAL COSTS SHALL BE AS FOLLOWS:
6. THE REQUIRED HAZARD MARKER SHALL BE CONSTRUCTED OF 0.08" THICK ALUMINUM FLAT SIGN PANEL WITH THE TYPE IV REFLECTIVE
SHEETING. THE HAZARD MARKER SHALL BE ATTACHED TO THE NOSE SECTION USING BOLT, NUT & WASHER OR BY USING POP RIVETS.
7. THE FIRST ATTENUATOR ELEMENT IS EMPTY. THE REMAINING ELEMENTS TO BE FILLED WITH WATER TO THE LEVEL INDICATOR SHOWN
DISTANCE CLEAR
AND FREE OF
OBSTACLES
UP TO15°
20' UNANCHORED PORTABLE BARRIER
LE
NG
TH
OF
NE
ED
20' DEFLECTION
1. THE TRITON SHALL BE INSTALLED IN ACCORDANCE WITH THE MANUFACTURER'S RECOMMENDATIONS AND INSTALLATION INSTRUCTIONS.
ON EACH SECTION. IF THE POTENTIAL FOR FREEZING EXISTS, THE ELEMENTS SHOULD BE FILLED WITH WATER AND ANTI-FREEZE
MIXTURE CAPABLE OF PROTECTION AT -10°F. THE DISPOSAL OF THIS MIXTURE TO BE AS PER LOCAL ENVIRONMENTAL REQUIREMENTS.
TO BE PLACED
UPSIDE DOWN
FIRST TL-3 ELEMENT
3. THE TRITON IS A NON-REDIRECTIVE, GATING CRASH CUSHION. IT IS INTENDED TO SHIELD THE BARRIER END ONLY. IT PROVIDES
NO PROTECTION TO WORKERS OR EQUIPMENT BEHIND THE ATTENUATOR. VEHICLES IMPACTING THE ATTENUATOR MAY PASS THROUGH THE
THE ATTENUATOR. DESIGNERS AND CONTRACTORS SHOULD BE AWARE OF PLACEMENT LIMITATIONS AND SHOULD EXTEND THE BARRIER WALL
A SUFFICIENT DISTANCE TO SHIELD THE WORK AREA. SEE "DETAIL A" FOR CLEAR AREA GUIDANCE BEHIND THE ATTENUATOR. FOR APPROXIMATE
EQUIVALENCE WITH PROTECTION LENGTHS PROVIDED BY NONGATING ATTENUATORS, THE TRITON ATTTENUATOR INCLUDES SEGMENT LENGTH OF TWO
(2) 10 FOOT PORTABLE CONCRETE BARRIERS. THE END OF NEEDED CONCRETE BARRIER SHOULD BE ESTABLISHED AND THEN THE ATTENUATOR SHOULD
BE ATTACHED FOR PROTECTION OF THE BARRIER END.
4. THE TRITON IS INTENDED FOR WORK ZONE USE ONLY. IT IS INTENDED FOR TRAFFIC ON ONE SIDE OF THE BARRIER AND ATTENUATOR. HOWEVER,
IF PLACED 40 FEET FROM THE OPPOSITE DIRECTION OF TRAFFIC, IT MAY BE USED FOR TRAFFIC ON BOTH SIDES OF THE ATTENUATOR.
THE MANUFACTURER IS ENERGY ABSORPTION SYSTEMS, Inc., 35 EAST WACKER Dr., CHICAGO, IL. 60601-2076, 1 (888) 323-6374.
8. ALTERNATE NCHRP-350, TL-3, PORTABLE BARRIER DESIGNS THAT HAVE BEEN APPROVED BY THE ALDOT PRODUCT EVALUATION BOARD
MAY BE CONSIDERED FOR USE THROUGH SUBMITTAL TO THE STATE CONSTRUCTION ENGINEER IN ACCORDANCE WITH SECTION 740.02(c)3
(WORK ZONE ONLY)
IMPACT ATTENUATOR
DETAILS OF TRITON
D.J.W.
08-21-06
OF THE ALDOT STANDARD SPECIFICATIONS FOR HIGHWAY CONSTRUCTION, 2018 EDITION.
cutoff date on 8-28-19 by D.J.W.
Added note to designate manufacturing 2.
by W.W.A.
Added Note 8 on 05-21-091.
72654IA-720-P
TO JANUARY 1, 2020.
BEEN MANUFACTURED PRIOR
THIS PRODUCT MUST HAVE
TENNESSEE
FLORIDA
GulfofMexico
GEOR
GIA
MISSISSIP
PI
DEPARTMENT OF TRANS
PORT
ATI
ON
ALABAMA
DESIGN BUREAU SPECIAL DRAWING
1409 COLISEUM BOULEVARD
MONTGOMERY, AL 36130-3050
OF TRANSPORTATIONALABAMA DEPARTMENT
SPECIAL DRAWING NO INDEX NO
REVISIONS
UNAUTHORIZED USE OF THIS DRAWING MAY BE PROSECUTED TO THE FULLEST EXTENT OF THE LAW.
OF TRANSPORTATION REPRESENTATIVE AUTHORIZED TO APPROVE THIS USE. ANYONE MAKING
ANY ORGANIZATION, WITHOUT THE EXPRESSED WRITTEN CONSENT OF THE ALABAMA DEPARTMENT
TRANSPORTATION AND IS NOT TO BE COPIED, REPRODUCED, ALTERED, OR USED BY ANYONE, OR
THIS DRAWING REPRESENTS DESIGNS PREPARED FOR USE BY THE ALABAMA DEPARTMENT OF
CURRENT ALABAMA DEPARTMENT OF TRANSPORTATION
--SPECIFICATIONS--
Bureau Std Engr:
DRAWN BY: DATE DRAWN:
NOT TO SCALE
SHEET
NO
FISCAL
YEARPROJECT NO
REFERENCE
TYPE I
EFFECTIVE LENGTH - SEE TABLE
TYPE I
QUADGUARD CARTRIDGEDIAPHRAGM FENDER PANEL
SE
E
TA
BL
E
SY
ST
EM
WID
TH
SEE NOTE #4
30"
48"
TYPE ITYPE ITYPE II TYPE II TYPE II
PLAN
GENERAL NOTES
2•"
3"
45°
2•"
3"
45°
12"
12" 24"
INSTALLED ON NOSE OF QUADGUARD SYSTEM
DETAILS OF REQUIRED HAZARD MARKER TO BE
INSTALLATION
FOR BI-DIRECTIONAL
INSTALLATION
FOR UNI-DIRECTIONAL
(SEE NOTE #9 FOR INFORMATION ON HAZARD MARKER)
(SUCH AS MEDIANS) (SUCH AS GORE AREAS)
(YELLOW IN COLOR)
NOSE ASSEMBLY
REFLECTORIZED YELLOW
NON-REFLECTORIZED BLACK
PAD LENGTH (TENSION STRUT BACKUP) - SEE TABLE
PAD LENGTH (CONCRETE BACKUP) - SEE TABLE
SYSTEM LENGTH (CONCRETE BACKUP) - SEE TABLE
SYSTEM LENGTH (TENSION STRUT BACKUP) - SEE TABLE
32"
11"
FENDER PANEL(YELLOW IN COLOR)
NOSE ASSEMBLYDIAPHRAGMQUADGUARD CARTRIDGE
MONORAIL
24"
36"
CONCRETE BACKUP
TENSION STRUT BACKUP
OF CONCRETE IS AVAILABLE FROM THE MANUFACTURER.
BACKUP -- DETAILS OF REINFORCING AND TYPE
CONCRETE PAD TO BE USED WITH CONCRETE
32"
36"
48"
FENDER PANEL(YELLOW IN COLOR)
NOSE ASSEMBLYDIAPHRAGMQUADGUARD CARTRIDGE
MONORAIL
OF CONCRETE IS AVAILABLE FROM THE MANUFACTURER.
BACKUP -- DETAILS OF REINFORCING AND TYPE
CONCRETE PAD TO BE USED WITH TENSION STRUT
ELEVATION
ELEVATION
LEFT SIDE
TENSION STRUT BACKUP
LEFT SIDE
CONCRETE BACKUP
(SEE NOTE #5)
CONCRETE BACKUP
(SEE NOTE #5)
TENSION STRUT BACKUP
QZ2406Y QZ3006Y
11'-8"
BAYS
6
3 13'-1"
22'-1" 20'-8"
15'-0"
23'-0"
QZ2403Y
MODEL#
24" WIDTH
MODEL#
30" WIDTH
LENGTH
UNIT
LENGTH
EFFECTIVE
LENGTH
PAD
QZ3003Y
*NOTE: BACKUP ASSEMBLY IS INCLUDED IN MODEL NUMBER
QUADGUARD cz (CONSTRUCTION ZONE) UNIT MODEL NUMBERS
45
60
MODEL#
36" WIDTH
4 16-'5" 14'-8" 17'-0"50
5 19'-1" 17'-8" 20'-0"55
QZ3603Y
QZ2404Y
QZ2405Y
QZ3004Y
QZ3005Y
QZ3604Y
QZ3605Y
QZ3606Y
MODEL#
69" WIDTH
MODEL#
90" WIDTH
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
11"
QZ3007Y
QZ3009Y
QZ3607Y N/A
N/A
10. THE QUADGUARD IS A REDIRECTING , NON-GATING ATTENUATOR.
WILL BE REQUIRED.
* SHADED AREAS WILL NOT TYPICALLY BE USED. APPROVAL OF THE CHIEF DESIGN ENGINEER
65
65
70
7
8
9 QZ2409Y
QZ3009Y
QZ2407Y N/A
QZ3008Y
QZ3609Y
QZ3608Y
N/A
N/A
N/A 32'-0"
29'-0"
26'-0"23'-8"
26'-8"
29'-8"31'-1"
28'-1"
25'-1"*
(mph)
LIMIT
POSTED SPEED
32"
HIGH SPEED DIAPHRAGM
11"
9 BAY DESIGN
ELEVATION
PLAN
*
*
D.J.W.Joe Thomas & Chris Smith
02-28-97
OR BY USING POP RIVETS.
REFLECTIVE SHEETING. THE HAZARD MARKER SHALL BE ATTACHED TO THE NOSE SECTION USING BOLT, NUT & WASHERS
9. THE REQUIRED HAZARD MARKER SHALL BE CONSTRUCTED OF 0.08" THICK ALUMINUM FLAT SIGN PANEL WITH TYPE IV
QUADGUARD cz ATTENUATOR.
THE MANUFACTURER FOR PROPER ANCHORING DETAILS. COST OF ANCHOR SHALL BE A SUBSIDIARY OBLIGATION OF THE
8. THE QUADGUARD cz MUST BE CORRECTLY ANCHORED TO THE UNDERLYING SURFACE FOR PROPER IMPACT PERFORMANCE. CONTACT
WHEN ORDERING THE SYSTEM FOR INSTALLATION.
7. THE QUADGUARD SYSTEM MAY BE USED IN EITHER UNIDIRECTIONAL OR BIDIRECTIONAL LOCATIONS, AND SHOULD BE SPECIFIED
6. CROSS SLOPE OF PAD SHALL NOT EXCEED 8% AND NOT VARY MORE THAN 2% FROM FRONT TO BACK.
OBLIGATION OF THE QUADGUARD SYSTEM.
OBJECT BEING SHIELDED. THE TRANSITION SHALL BE SUPPLIED BY THE MANUFACTURER AND SHALL BE A SUBSIDIARY
BRIDGE PIERS, ETC. WHERE NECESSARY, A TRANSITION WILL BE REQUIRED FROM THE QUADGUARD SYSTEM TO THE
END, BRIDGE ENDS, ETC. A CONCRETE BACKUP SHOULD BE USED TO PROTECT, BUT NOT LIMITED TO, CONCRETE BARRIER,
A TENSION STRUT SHOULD BE USED TO PROTECT, BUT NOT LIMITED TO, SIGN OR LIGHTING SUPPORTS, GUARDRAIL
5. THE QUADGUARD SYSTEM IS DESIGNED TO WORK WITH EITHER A TENSION STRUT BACKUP, OR A CONCRETE BACKUP.
4. PROVISION SHALL BE MADE FOR REAR FENDER PANELS TO SLIDE REARWARD UPON IMPACT 30 INCHES MIN.
THE NARROWEST WIDTH THAT ADEQUATELY SHIELDS THE HAZARD IS RECOMMENDED.
3. THE WIDTH OF THE SYSTEM WILL DEPEND UPON THE WIDTH OF THE HAZARD THAT IT IS PROTECTING. SELECTION OF
726D-xxx PORTABLE IMPACT ATTENUATOR ASSEMBLY (UNI- OR BI-DIRECTIONAL, TL ____) PER EACH
COSTS, SHALL BE PAID FOR AS FOLLOWS:
2. THE TOTAL QUADGUARD SYSTEM, INCLUDING CONCRETE PAD, BACKUP, HAZARD MARKER, MONORAIL, AND ANY INCIDENTAL
ENERGY ABSORPTION SYSTEMS, INC., 35 EAST WACKER DR., CHICAGO, IL 60601-2076 1 (888) 323-6374.
1. THE QUADGUARD SYSTEM SHALL BE INSTALLED IN ACCORDANCE WITH THE INSTRUCTIONS AND RECOMMENDATIONS OF
TL-3 (TEST LEVEL-3) TO BE USED IN WORK (CONSTRUCTION) ZONES: 4, 5 OR 6 BAY UNITS
TL-2 (TEST LEVEL-2) TO BE USED IN WORK (CONSTRUCTION) ZONES: 3 BAY UNITS
THE FOLLOWNG APPLICATIONS WILL BE USED WITH THE QUADGUARD SYSTEM:
SEE THE PLANS FOR THE APPROPRIATE NUMBER OF BAYS REQUIRED WITHIN THE TEST LEVEL RANGE.
(WORK ZONE ONLY)
IMPACT ATTENUATOR
DETAILS OF QUADGUARD SYSTEM
SECTION 740.02(c)3 OF THE ALDOT STANDARD SPECIFICATIONS FOR HIGHWAY CONSTRUCTION, 2018 EDITION.
BOARD MAY BE CONSIDERED FOR USE THROUGH SUBMITTAL TO THE STATE CONSTRUCTION ENGINEER IN ACCORDANCE WITH
11. ALTERNATE NCHRP-350, TL-3, PORTABLE BARRIER DESIGNS THAT HAVE BEEN APPROVED BY THE ALDOT PRODUCT EVALUATION
IA-720-Q
on 8-28-19 by D.J.W.
designate manufacturing cutoff date
Changed Work Zone Only note to 7.
on 11-29-2018 by D.J.W.
use as in workzones only
Modified drawing to designate product6.
by W.W.A.
Added Note No. 11 on 05-21-095.
by J.F.T.
Added new 9-bay Design on 04-09-024.
Revised Note 10 on 08-08-01 by J.F.T.3.
Added Note 10 on 03-06-00 by J.F.T.2.
IV reflective sheeting. 11-04-98 by C. J. S.
in note #2. Removed reference to Type
note #1 and included portable pay item
added address and phone number to
Added 69" & 90" widths to charts. Also1.
72655
AFTER JANUARY 1, 2019.
USE IN PERMANENT INSTALLATIONS
1, 2020. IT IS NOT APPROVED FOR
MANUFACTURED PRIOR TO JANUARY
USE ONLY. IT MUST HAVE BEEN
THIS PRODUCT IS FOR WORKZONE
TENNESSEE
FLORIDA
GulfofMexico
GEOR
GIA
MISSISSIP
PI
DEPARTMENT OF TRANS
PORT
ATI
ON
ALABAMA
DESIGN BUREAU SPECIAL DRAWING
1409 COLISEUM BOULEVARD
MONTGOMERY, AL 36130-3050
OF TRANSPORTATIONALABAMA DEPARTMENT
SPECIAL DRAWING NO INDEX NO
REVISIONS
UNAUTHORIZED USE OF THIS DRAWING MAY BE PROSECUTED TO THE FULLEST EXTENT OF THE LAW.
OF TRANSPORTATION REPRESENTATIVE AUTHORIZED TO APPROVE THIS USE. ANYONE MAKING
ANY ORGANIZATION, WITHOUT THE EXPRESSED WRITTEN CONSENT OF THE ALABAMA DEPARTMENT
TRANSPORTATION AND IS NOT TO BE COPIED, REPRODUCED, ALTERED, OR USED BY ANYONE, OR
THIS DRAWING REPRESENTS DESIGNS PREPARED FOR USE BY THE ALABAMA DEPARTMENT OF
CURRENT ALABAMA DEPARTMENT OF TRANSPORTATION
--SPECIFICATIONS--
Bureau Std Engr:
DRAWN BY: DATE DRAWN:
NOT TO SCALE
SHEET
NO
FISCAL
YEARPROJECT NO
REFERENCE
DETAILS OF REQUIRED HAZARD MARKER TO BE
24"12"
2•"
3"
45°
2•"3"
45°
INSTALLATION
(SUCH AS MEDIANS)
FOR BI-DIRECTIONAL
INSTALLATION
(SUCH AS GORE AREAS)
FOR UNI-DIRECTIONAL
GENERAL NOTES
12"
INSTALLED ON NOSE OF TRACC SYSTEM
FOR NOSEPIECE ATTACHMENT:
** PLASTIC
NOSEPIECE
6"
1'-3" 1'-3" 1'-3•" 1'-3•" 1'-3" 1'-3" 1'-5" 1'-3" 1'-3" 1'-3•" 1'-3•" 1'-3" 1'-3"
TRAFFIC
TRAFFIC
6‚"1„"6‚"2†"
ENERGY DISSIPATING MATERIALSPLICE POINT IN
1/2" CABLE NOT SHOWN ON
THIS SIDE FOR CLARITY
REF.7"
SHOWN FOR ILLUSTRATION
PURPOSES ONLY
3"
11•" 1'-6"
6"
21'-0"
9'-6"
7°
9'-6"
21'-0"
PLAN VIEW
ELEVATION VIEW
OPTIONAL SPLIT FRAME
A
A
1ƒ" TYP.
2'-6" 2'-7" 2'-6" 1'-5" 2'-6" 2'-7" 2'-6" 2'-3"
ENERGY DISSIPATING MATERIAL
6"
SPLICE POINT IN
6"
2'-7"
3'-10•" 2'-6"
25'-7•"
A
A
1ƒ"
2'-6" 2'-7" 2'-6" 2'-3"
6"
2'-7"
3'-8"
2'-8"
14'-1"
SPLICE POINT IN ENERGY DISSIPATING MATERIAL
TYP.
A
A
1ƒ" TYP.
2'-6" 2'-7" 2'-6" 1'-5" 2'-6" 2'-7" 2'-6"
6" 6"
2'-
8"
2'-7"
A1ƒ" TYP.
6"A1ƒ"
TYP.
6"
4'-0"
2'-0"
SECTION "A-A"
2'-0"
SECTION "B-B"
2'-0"
5/8" HEX NUT
5/8" LOCKWASHER
5/8" FLAT WASHER
ADHESIVE ANCHORED
3'-10"
MAXIMUM WIDTH FOR UNIT SHOWN.
(P
RO
TE
CTIO
N
WID
TH)
BY USING EXTENSION PANELS AND POSTS.WIDER PROTECTION WIDTH CAN BE ACCOMPLISHED
PROTECTION WIDTHSTEST LEVEL LENGTH PROTECTION WIDTH
"70 MPH" 25'-7•"
(SHORTRACC)(TL-2)
(FASTRACC)"70 MPH"
See Note 6
2'-0" up to 6'-0"
2'-0" up to 4'-10"21'-0"TL-3
TL-2 14'-1"
See Note 6
5/8" FLAT WASHER
5/8" LOCKWASHER
5/8" HEX NUT
(8" THICK IF NOT REINFORCED)
4'-0" x 22'-0" x 6" THICK
REINFORCED CONCRETE PAD
Concrete Base
subbase)
(6" Thick if on 6" compacted
4'-0" x 22'-0" x 8" Thick
Asphalt Base
OR
EPOXY ANCHORED CONCRETE,
TRACC (TL-3) DOUBLE FLARE
and the additional length of the attenuator required.
(SEE NOTE 7 FOR INFORMATION ON HAZARD MARKER)
2'-
8"
2'-7" +
6"
VARIES PER FRAME EXTENSION
(FIELD DRILL PILOT HOLE IN BLOCK)
1'-7"
TRACC END FRAME
10"
2'-8"
SECTION "C-C"
2'-8"
2'-0"
2'-7" ±
2"
7"
6"
2'-0"
3/4" FLAT WASHER & HEX NUT
3/4"0 x 5 1/2" WEDGE ANCHOR
BOLT & NUT
5/8"0 x 1 1/4" HGR SPLICE
TRAFFIC
BUT MAY BE SUPPLIED FOR AESTHETIC PURPOSES.
5/8"0 x 3" LAG SCREW
ATTACH TO RAIL ONLY
21'-0" TRACC
REMOVE 5/8"0 x 2" HGR BOLT
5/8"0 x 3 1/2" HGR BOLT (2 PLACES)
SUPPLIED WITH TRACC UNIT & INSTALL
6"
2'-0"
TRANSITION COMPONENTS ARE NOT REQUIRED ON THIS SIDE
TRAFFIC
5/8"0 x 3" LAG SCREW
(FIELD DRILL PILOT HOLE IN BLOCK)
ATTACH TO RAIL ONLY
14'-1" TRACC
(4 REQ'D)
1'-1"
5'-2 1/4"
WITH THE "BREAK" OF THE CONCRETE BARRIER.
ORIENT THE BEND IN THE LOWER END SHOE TO ALIGN
TRANSITION ADAPTOR
WOOD BLOCK WOOD BLOCK
W-BEAM (12GA) TERMINAL
W/PLAIN WASHER W/PLAIN WASHER
TERMINAL
"C"
"C"
"A"
"A" "B"
"B"
PLAN VIEW
ELEVATION VIEW
2'-0"
6"
5/8" FLAT WASHER
5/8" LOCKWASHER
5/8" HEX NUT
(8" THICK IF NOT REINFORCED)
4'-0" x 22'-0" x 6" THICK
REINFORCED CONCRETE PAD
Concrete Base
subbase)
(6" Thick if on 6" compacted
4'-0" x 22'-0" x 8" Thick
Asphalt Base
OR
18" ASPHALT †" o x 7ˆ"
EPOXY ANCHORED CONCRETE,
ATTACHMENT HARDWARE TO CONCRETE BARRIER RAIL
4'-0"
9'-6"
21'-0"
21'-0"
2'-0" up to 3'-3"
be obtained by lengthening the attenuator in 2'-4"
panel increments.
18" ASPHALT †" o x 7ˆ"
OPTIONAL DESIGN LAYOUTS (TL-3)
For example an additional 6‡" (3‹" per side) width can
RT ELEV VIEW
RT ELEV VIEW
See Note No 5 for additional widths of protection
(SEE NOTE No 5)
REMOVE EXISTING †" dia BOLTS (4 TOTAL)
AND RE-INSERT THROUGH NOSEPIECE.
†" dia x 6" WEDGE EXP ANCHOR,
LOCKWASHER, FLAT WASHER & HEX NUT (TYPICAL)
2'-
8"
MIN
11'-2" APP
W-BEAM (12 GA)
**5/8" dia x 7ˆ" ANCHOR STUD
D.J.W.
J.F.T. 02-17-00
are 7ˆ" for the concrete base and 18" for the asphalt base.
4. Anchoring should be in accordance with manufacturers recommendations. Anchor stud lengths
the system.
3. The TRACC may be used in either unidirectional or bidirectional locations and should be specified when ordering
Specify appropriate Test Level Range when ordering.
726D-xxx Portable Impact Attenuator Assembly (Uni - Bi-directional) Per each.
and any incidental costs shall be paid as follows:
2. The total TRACC system including foundation pad, anchor system, hazard marker, connections to the concrete barrier,
of Trinity Industries, 2525 Stemmons Freeway, Dallas, TX. 75356 1-800-631-4420.
1. The TRACC attenuator shall be installed in accordance with the instructions and recommendations
Specifications for Highway Construction, 2018 Edition.
State Construction Engineer in accordance with Section 740.2(c)3 of the ALDOT Standard
ALDOT Product Evaluation Board may be considered for use through submittal to the
9. Alternate NCHRP-350, TL-3, Portable Barrier Designs that have been approved by the
either TL-2 or TL-3. See the contract plans for the specific TL specified.
8. The TRACC may be used in Work Zones as Item 726-D, Portable Impact Attenuator as
to the nose section using bolt, nut & washers or by using pop rivets.
Sign Panel with Type IV Reflective sheeting. The hazard marker shall be attached
7. The required hazard marker shall be constructed of 0.08". Thick Aluminum Flat
to allow the side panels to retract during an end-on impact.
6. A clear space of 5'-0" will be required on both sides of the backup structure
when ordering.
is available for use with bidirectional traffic. Specify width and traffic direction
Attachment hardware to transition to a vertical wall or a concrete barrier
Flares are lengthened in 2'-4" panel increments resulting in a 3‹" width increase per side..
2'-0" or wider. Wider protection widths can be achieved by continuing the 7° flare.
It can be used to protect concrete barriers or vertical walls with widths up to
5. The TRACC is a redirective, non-gating attenuator that has met TL-2 and TL-3 requirements.
(WORK ZONE ONLY)
IMPACT ATTENUATOR
DETAILS OF TRACC
72656IA-720-T
on 8-28-19 by D.J.W.
designate manufacturing cutoff date
Changed Work Zone Only note to 5.
on 11-29-2018 by D.J.W.
use as in workzones only
Modified drawing to designate product4.
by W.W.A.
Added Note No. 9 on 05-21-093.
Note 6 with Note 5.
to Flare Design & combined
06-11-04 Changed TL-3 layout2.
SHORTRACC to design.
08-10-01 Added FASTRACC and1.
AFTER JANUARY 1, 2019.
USE IN PERMANENT INSTALLATIONS
1, 2020. IT IS NOT APPROVED FOR
MANUFACTURED PRIOR TO JANUARY
USE ONLY. IT MUST HAVE BEEN
THIS PRODUCT IS FOR WORKZONE
TENNESSEE
FLORIDA
GulfofMexico
GEOR
GIA
MISSISSIP
PI
DEPARTMENT OF TRANS
PORT
ATI
ON
ALABAMA
DESIGN BUREAU SPECIAL DRAWING
1409 COLISEUM BOULEVARD
MONTGOMERY, AL 36130-3050
OF TRANSPORTATIONALABAMA DEPARTMENT
SPECIAL DRAWING NO INDEX NO
REVISIONS
UNAUTHORIZED USE OF THIS DRAWING MAY BE PROSECUTED TO THE FULLEST EXTENT OF THE LAW.
OF TRANSPORTATION REPRESENTATIVE AUTHORIZED TO APPROVE THIS USE. ANYONE MAKING
ANY ORGANIZATION, WITHOUT THE EXPRESSED WRITTEN CONSENT OF THE ALABAMA DEPARTMENT
TRANSPORTATION AND IS NOT TO BE COPIED, REPRODUCED, ALTERED, OR USED BY ANYONE, OR
THIS DRAWING REPRESENTS DESIGNS PREPARED FOR USE BY THE ALABAMA DEPARTMENT OF
CURRENT ALABAMA DEPARTMENT OF TRANSPORTATION
--SPECIFICATIONS--
Bureau Std Engr:
DRAWN BY: DATE DRAWN:
NOT TO SCALE
SHEET
NO
FISCAL
YEARPROJECT NO
REFERENCE
NOTE:
2'-0"
2'- 8•"
2'-0"2'-11•"
31'-8‚"
END ASSEMBLY
INSTALL ANCHOR BOLTS
INTO BARRIER
4'-9†"
1'-11•"
2"
3. THE ABSORB 350 IS A NON-REDIRECTIVE, GATING CRASH CUSHION.IT IS INTENDED
TO SHIELD THE BARRIER END ONLY. IT PROVIDES NO PROTECTION TO WORKERS OR
EQUIPMENT BEHIND THE ATTENUATOR. VEHICLES IMPACTING THE ATTENUATOR MAY
PASS THROUGH THE ATTENUATOR. DESIGNERS AND CONTRACTORS SHOULD BE AWARE OF
5. ELEMENT #1 IS TO REMAIN EMPTY.
IF THE POTENTIAL FOR FREEZING EXISTS, THE ELEMENTS SHOULD BE FILLED WITH A
ELEMENT #1
ELEMENT #2
ELEMENT #3
END ASSEMBLY HOLES AND GROOVES ON ELEMENTS
ARE TO BE LOCATED AS SHOWN ON
THE DRAWING.
10' SEGMENTS AND LONGER
•" x 4‚" (WEDGE ANCHOR) CONCRETE
ANCHOR BOLTS WITH •" WASHER AND NUT
STRAP ADAPTER
1'-9"
ELEVATION VIEW
ELEVATION VIEW
TRANSITION BARRIER
TRANSITION BARRIER
1'-8Ž"
"DETAIL A"
ABSORB
350
PORTABLE CONCRETE
BARRIER
PLAN VIEW
PLAN VIEW
GENERAL NOTES:
TEST LEVEL 3 (50 MPH - 60 MPH) 9 ELEMENT ATTENUATOR
TRANSITION BARRIER
NOTE:
TRANSITION BARRIEREND ASSEMBLY
2'-0"
2'-8•"
2'-0" 2'-11•"
19'-0 ‚"
TRANSITION BARRIER
DETAILS OF REQUIRED HAZARD MARKER TO BE
16"12"
2•"
3"
45°
2•"3"
45°
INSTALLATION
(SUCH AS GORE AREAS)
FOR UNI-DIRECTIONAL
(SEE NOTE 9 FOR INFORMATION ON HAZARD MARKER)
12"
WORK
AREA
15°
1. THE ABSORB 350 SHALL BE INSTALLED IN ACCORDANCE WITH THE MANUFACTURER'S
CONNECTION TO CONCRETE BARRIER AND ANY INCIDENTAL COSTS SHALL BE PAID AS
726D-XXX PORTABLE IMPACT ATTENUATOR ASSEMBLY, UNIDIRECTIONAL, TL-3
PLACEMENT LIMITATIONS AND SHOULD EXTEND THE BARRIER WALL A SUFFICIENT DISTANCE
TEST LEVEL 2 (45 MPH AND BELOW) 5 ELEMENT ATTENUATOR
9. THE REQUIRED HAZARD MARKER SHALL BE CONSTRUCTED OF 0.08" THICK ALUMINUM FLAT
SIGN PANEL WITH TYPE IV REFLECTIVE SHEETING. THE HAZARD MARKER SHALL BE ATTACHED
TO THE NOSE SECTION USING BOLT, NUT & WASHERS OR BY USING POP RIVETS.
INSTALLED ON NOSE OF ABSORB 350 SYSTEM
AS DEPICTED.
TORQUE TO 40 ft/lbs.
2. THE TOTAL ABSORB 350 SYSTEM INCLUDING SURFACE PREPARATION, HAZARD MARKERS,
FOLLOWS:
726D-XXX PORTABLE IMPACT ATTENUATOR ASSEMBLY, UNIDIRECTIONAL, TL-2
6. ELEMENTS #2 & #3 IN THE 9-ELEMENT ATTENUATOR MUST HAVE 2 VENT/FILL HOLES
WATER AND ANTI-FREEZE MIXTURE CAPABLE OF PROTECTION AT -10°F. ELEMENTS FILLED
FOR TRAFFIC TO THE RIGHT
PORTABLE CONCRETE BARRIER
(SEE NOTE 5)
(SEE NOTE 6)
(SEE NOTE 6)
TO SHIELD THE WORK AREA. SEE "DETAIL A" FOR CLEAR AREA GUIDANCE BEHIND THE
7. FILL ELEMENTS WITH WATER TO A LEVEL WITHIN 2" FROM THE TOP OF THE CONTAINER.
OF THE ATTENUATOR
HATCHING SHOULD POINT LEFT)
(FOR TRAFFIC TO THE LEFT
10' SEGMENTS AND LONGER
ARE TO BE LOCATED AS SHOWN ON THE DRAWING
PLAN VIEW
ELEVATION VIEW
TR
AF
FI
C
HOLES AND GROOVES ON ELEMENTS
8
NON-GATING ATTENUATORS, THE ABSORB 350 ATTENUATOR INCLUDES SEGMENT LENGTH OF
ATTENUATOR. FOR APPRROXIMATE EQUIVALENCE WITH PROTECTION LENGTHS PROVIDED BY
NON-GATING ATTENUATORS.
FOR EQUIVALENCY WITH
CONCRETE RAIL SEGMENT(s)
ATTENUATOR LENGTH INCLUDES
51'-8‚" SEE NOTE 3 PAID AS BARRIER
PAID AS BARRIER
MAXIMUM SIDE SLOPE IS LIMITED TO %.
P
AI
D
AS
BA
RRI
ER
TRAFFIC
TRAFFIC
TRAFFIC *(SEE NOTE No. 4)
DIRECTION OF TRAFFIC, IT MAY BE USED FOR TRAFFIC ON BOTH SIDES OF THE ATTENUATOR.
OR
OR
*4. THE ABSORB 350 IS INTENDED FOR WORK ZONE USE ONLY. IT IS INTENDED FOR TRAFFIC ON
TRAFFIC * (SEE NOTE No. 4)
10' UNANCHORED PORTABLE BARRIER
20' UNANCHORED PORTABLE BARRIER
OBSTACLES
AND FREE OF
DISTANCE CLEAR
20' DEFLECTION
UP TO
ONE SIDE OF THE BARRIER AND ATTENUATOR. HOWEVER, IF PLACED 40 FEET FROM THE OPPOSITE
WITH ANTI-FREEZE MIXTURE MUST BE PUMPED TO EMPTY THE LIQUID AND THE DISPOSAL
8. THE ABSORB 350 MAY BE INSTALLED ON ANY FIRM SURFACE INCLUDING A GRADED SHOULDER.
OF THIS MIXTURE TO BE AS PER LOCAL ENVIRONMENTAL REQUIREMENTS. EVAPORATION CAPS
MUST BE SECURE ON ALL VENT HOLES.
AND THEN AN ATTENUATOR SHOULD BE ATTACHED FOR PROTECTION OF THE BARRIER END.
PORTABLE CONCRETE BARRIER. THE END OF NEEDED CONCRETE BARRIER SHOULD BE ESTABLISHED
TYPICAL UNANCHORED PORTABLE BARRIER
TYPICAL UNANCHORED PORTABLE BARRIER
29'-0‚" SEE NOTE 3
10. ALTERNATE NCHRP-350, TL-3, PORTABLE BARRIER DESIGNS THAT HAVE BEEN APPROVED BY THE
ALDOT PRODUCT EVALUATION BOARD MAY BE CONSIDERED FOR USE THROUGH SUBMITTAL TO THE
STATE CONSTRUCTION ENGINEER IN ACCORDANCE WITH SECTION 740.02(c)3 OF THE ALDOT
SOLUTIONS, 180 RIVER ROAD, RIO VISTA, CA., 94571-1208.
RECOMMENDATIONS AND INSTRUCTIONS. THE MANUFACTURER IS LINDSAY TRANSPORTATION
(WORK ZONE ONLY)
IMPACT ATTENUATOR
DETAILS OF ABSORB 350
D.J.W.
07-12-01STANDARD SPECIFICATIONS FOR HIGHWAY CONSTRUCTION, 2018 EDITION.
cutoff date on 8-28-19 by D.J.W.
Added note to designate manufacturing 5.
by W.W.A.
Added Note No. 10 on 05-21-094.
11-06-06 by W.W.A.
Deflection Distance on Detail "A" on
Adjusted Note No's. 1, 3 and 7, added3.
by W.W.A.
Adjusted Note No. 4 on 10-03-052.
and "detail A"--08-25-03 by J.F.T.
Expanded General Note No. 31.
72657IA-702-V
TO JANUARY 1, 2020.
BEEN MANUFACTURED PRIOR
THIS PRODUCT MUST HAVE TENNESSEE
FLORIDA
GulfofMexico
GEOR
GIA
MISSISSIP
PI
DEPARTMENT OF TRANS
PORT
ATI
ON
ALABAMA
DESIGN BUREAU SPECIAL DRAWING
1409 COLISEUM BOULEVARD
MONTGOMERY, AL 36130-3050
OF TRANSPORTATIONALABAMA DEPARTMENT
SPECIAL DRAWING NO INDEX NO
REVISIONS
UNAUTHORIZED USE OF THIS DRAWING MAY BE PROSECUTED TO THE FULLEST EXTENT OF THE LAW.
OF TRANSPORTATION REPRESENTATIVE AUTHORIZED TO APPROVE THIS USE. ANYONE MAKING
ANY ORGANIZATION, WITHOUT THE EXPRESSED WRITTEN CONSENT OF THE ALABAMA DEPARTMENT
TRANSPORTATION AND IS NOT TO BE COPIED, REPRODUCED, ALTERED, OR USED BY ANYONE, OR
THIS DRAWING REPRESENTS DESIGNS PREPARED FOR USE BY THE ALABAMA DEPARTMENT OF
CURRENT ALABAMA DEPARTMENT OF TRANSPORTATION
--SPECIFICATIONS--
Bureau Std Engr:
DRAWN BY: DATE DRAWN:
NOT TO SCALE
SHEET
NO
FISCAL
YEARPROJECT NO
REFERENCE
2'-1‚"PLAN VIEW
2'-11"
2'-8†"
1'-5‚"PLAN VIEW
ELEVATION VIEW
CONCRETE PAD
SEE TIE IN
BELOW
2'-6"
TIE INSEE
BELOW
TY
A
TY
B
TY
B
TY
B
NOSE PIECE SLIDING
PANELS
FRONT
ANCHOR
CABLES
REAR ANCHOR
& BACKSTOP
REAR ANCHOR
ENERGY ABSORBING
DETAILS OF REQUIRED HAZARD MARKER TO BE
16"12"
2•"
3"
45°
2•"3"
45°
INSTALLATION
(SUCH AS GORE AREAS)
FOR UNI-DIRECTIONAL
12"
FOR TRAFFIC TO THE RIGHT
OF THE ATTENUATOR
HATCHING SHOULD POINT LEFT)
(FOR TRAFFIC TO THE LEFT
INSTALLED ON NOSE OF TAU-II SYSTEM
(SEE NOTE 8 FOR INFORMATION ON HAZARD MARKER)
8. THE REQUIRED HAZARD MARKER SHALL BE CONSTRUCTED OF 0.08" THICK ALUMINUM FLAT
SIGN PANEL WITH TYPE IV REFLECTIVE SHEETING. THE HAZARD MARKER SHALL BE ATTACHED
TO THE NOSE SECTION USING BOLT, NUT & WASHERS OR BY USING POP RIVETS.
6. ENERGY ABSORBING CARTRIDGES (EAC) MUST BE INSTALLED AS ILLUSTRATED. TEXT FACES UP AND IS
READ FACING THE FRONT OF THE SYSTEM.
7. CROSS SLOPE OF THE PAD SHALL NOT EXCEED 8%.
CARTRIDGES (EAC)
4" CONCRETE OR
6" ASPHALT
2'-0"
2'-0" 2'-0"
3'-0"
2"
2'-0"
12'-0"
B
B
B
B
BBBBAAA
BBBBA
BBBA
BBA
B
B B
A B
30
35
45
50
55
60 NO
SE
NO
SE
NO
SE
NO
SE
NO
SE
NO
SE
A
B
= TYPE "A" EAC
= TYPE "B" EAC
= PROTECTED OBSTACLE
TAU-II SYSTEM CONFIGURATION CHART
1 2 3 4 5 6 7 8mph
CAPACITY
SPEED
1 2 3 4 5 6 7 8
Total Number of Bays
Total Number of Bays
TL-2
TL-3
TRANSITIONAL END SECTION (TES) TIE IN
1'-9‚"TYPICAL
WOOD OR STEEL BLOCKOUT3'-1•"
16'-7‚"
PLAN VIEW
2"6"
BAYS FEET
NUMBER OF
2
3
4
5
6
7
8
8'-4‚"
11'-2 …"
16'-10†"
19'-8ƒ"
22'-6‡"
25'-4†"
PRECAST CONCRETE BARRIER (P.C.B.) TIE INL= LENGTH
L= 14'-0•"
9. THE TAU-II MAY BE USED IN WORK ZONES AS ITEM 726-D, PORTABLE IMPACT ATTENUATOR, AS
FOUNDATION, CONCRETE PAD OR ANCHOR BLOCKS 3'-11"2'-9•"
4"
15'-5ƒ"
4000 psi Reinforced
Concrete Blocks
2'-0"
(See Note No. 6)
BBBBBBAA
70
NO
SE
A
A
9
9
BBBBBBBA
NO
SE
A
A
10
10
9 28'-3„"
31'-1‚" 10
14"- 0•"
GENERAL NOTE
65
70 "MPH"
(SEE CHARTS AT LEFT)TL- 2 4 BAY ATTENUATOR (SHOWN)
CONCRETE
BARRIER
1'-10"
MAX HAZARD
WIDTH
2'-7"
5'-5Š"
5'-7•"
26-6‚"
22'-3"
SLIDING
PANELS
SLIDER
PLAN VIEW
REAR ANCHOR
CARTRIDGES (EAC)NOSE PIECE
ENERGY ABSORBINGREAR ANCHOR
& BACKSTOP
FRONT
ANCHOR
CABLES
ELEVATION VIEW
(SEE CHARTS BELOW)
LATERAL
SUPPORTCABLE
NOT
SHOWN
2'-8†"
2'-8†"
25'-4†"
TRAFFIC
TRAFFIC
TY
A
TY
A
TY
A
TY
B
TY
B
TY
B
TY
B
TY
B
(SEE DIAGRAM BELOW)
(SEE DIAGRAM BELOW)
TL- 3 8 BAY ATTENUATOR (SHOWN)
SEE NOTE 5
10. ALTERNATE NCHRP-350, TL-3, PORTABLE BARRIER DESIGNS THAT HAVE BEEN APPROVED BY THE
ALDOT PRODUCT EVALUATION BOARD MAY BE CONSIDERED FOR USE THROUGH SUBMITTAL TO THE
STATE CONSTRUCTION ENGINEER IN ACCORDANCE WITH SECTION 740.02(c)3 OF THE ALDOT
APP
app
6 IN MIN REINFORCED 4000 PSI
D.J.W.
J.F.T. 05-09-02
(SHOWN ABOVE). WIDER HAZARD WIDTH CAN BE ACCOMMODATED BY SPECIAL DESIGN.
ACHIEVED BY CONTINUING A 5° OUTWARD FLARE OF THE ATTENUATOR SIDE PANELS UP TO 5.44 FT
CONCRETE BARRIERS OR VERTICAL WALLS WITH WIDTHS UP TO 2'-0" OR WIDER. WIDER WIDTHS CAN BE
2 (TL-2) ,TEST LEVEL 3 (TL-3) AND "70 mph" (CAPACITY ABOVE TL-3). IT CAN BE USED TO PROTECT
5. THE TAU-II IS A REDIRECTIVE, NON-GATING ATTENUATOR THAT HAS MET NCHRP REPORT 350 TEST LEVEL
4. ANCHORING SHOULD BE IN ACCORDANCE WITH MANUFACTURER'S RECOMMENDATIONS.
SHOULD BE SPECIFIED WHEN ORDERING THE SYSTEM.
3. THE TAU-II SYSTEM MAY BE USED IN EITHER UNI-DIRECTIONAL OR BI-DIRECTIONAL LOCATIONS AND
SPECIFY APPROPRIATE TEST LEVEL RANGE (TL____)WHEN ORDERING.
726D-XXX PORTABLE IMPACT ATTENUATOR ASSEMBLY (UNI- OR BI-DIRECTIONAL TL_____) PER EACH
TO CONCRETE BARRIERS AND ANY INCIDENTAL COSTS SHALL BE PAID AS FOLLOWS:
2. THE TOTAL TAU-II SYSTEM, INCLUDING FOUNDATION PAD, BACKUP, HAZARD MARKER, CONNECTIONS
OF LINDSAY TRANSPORTATION SOLUTIONS, INC. 180 RIVERROAD, RIO VISTA, CALIFORNIA 94571,
1. THE TAU-II SYSTEM SHALL BE INSTALLED IN ACCORDANCE WITH THE INSTRUCTIONS AND RECOMMENDATIONS
EITHER TL-2 OR TL-3. SEE THE CONTRACT PLANS FOR THE SPECIFIC TL SPECIFIED.
(WORK ZONE ONLY)
IMPACT ATTENUATOR
DETAILS OF TAU-II SYSTEM
STANDARD SPECIFICATIONS FOR HIGHWAY CONSTRUCTION, 2018 EDITION.
IA-720-W 72658
on 8-28-19 by D.J.W.
designate manufacturing cutoff date
Changed Work Zone Only note to 5.
on 11-29-2018 by D.J.W.
use as in workzones only
Modified drawing to designate product4.
by W.W.A.
Added Note No. 10 on 05-21-093.
06-09-04.
Design & revised Note no. 5 on
Replaced 8 Bay Design with Flare2.
"70 mph" design on 08-21-03 by J.F.T.
Additions bays added to include1.
AFTER JANUARY 1, 2019.
USE IN PERMANENT INSTALLATIONS
1, 2020. IT IS NOT APPROVED FOR
MANUFACTURED PRIOR TO JANUARY
USE ONLY. IT MUST HAVE BEEN
THIS PRODUCT IS FOR WORKZONE
TENNESSEE
FLORIDA
GulfofMexico
GEOR
GIA
MISSISSIP
PI
DEPARTMENT OF TRANS
PORT
ATI
ON
ALABAMA
DESIGN BUREAU SPECIAL DRAWING
1409 COLISEUM BOULEVARD
MONTGOMERY, AL 36130-3050
OF TRANSPORTATIONALABAMA DEPARTMENT
SPECIAL DRAWING NO INDEX NO
REVISIONS
UNAUTHORIZED USE OF THIS DRAWING MAY BE PROSECUTED TO THE FULLEST EXTENT OF THE LAW.
OF TRANSPORTATION REPRESENTATIVE AUTHORIZED TO APPROVE THIS USE. ANYONE MAKING
ANY ORGANIZATION, WITHOUT THE EXPRESSED WRITTEN CONSENT OF THE ALABAMA DEPARTMENT
TRANSPORTATION AND IS NOT TO BE COPIED, REPRODUCED, ALTERED, OR USED BY ANYONE, OR
THIS DRAWING REPRESENTS DESIGNS PREPARED FOR USE BY THE ALABAMA DEPARTMENT OF
CURRENT ALABAMA DEPARTMENT OF TRANSPORTATION
--SPECIFICATIONS--
Bureau Std Engr:
DRAWN BY: DATE DRAWN:
NOT TO SCALE
SHEET
NO
FISCAL
YEARPROJECT NO
REFERENCE
PLAN VIEW
sides as required
Transition on 1 or both
ELEVATION VIEW
TL-2
Concrete Obstruction
Concrete Obstruction
LIMITS OF ATTENUATOR
13'-8‚"
DETAILS OF REQUIRED HAZARD MARKER TO BE
16"12"
2•"
3"
45°
2•"3"
45°
INSTALLATION
(SUCH AS GORE AREAS)
FOR UNI-DIRECTIONAL
12"
FOR TRAFFIC TO THE RIGHT
OF THE ATTENUATOR
HATCHING SHOULD POINT LEFT)
(FOR TRAFFIC TO THE LEFT
INSTALLED ON NOSE OF SCI SYSTEM
2'-10†
"
"21
8" ASPHALT WITH ANCHOR EMBEDMENT OF 16
"21
6" ASPHALT OVER 6" OF COMPACTED SUBBASE WITH ANCHOR EMBEDMENT OF 16
"21
8" NONREINFORCED CONCRETE PAD WITH ANCHOR EMBEDMENT OF 5
"21
6" REINFORCED CONCRETE PAD WITH ANCHOR EMBEDMENT OF 5
WORK ZONE FOUNDATION ALTERNATES
15'-6‚"
(SEE NOTE 7 FOR INFORMATION ON HAZARD MARKER)
SEE NOTE 5
SEE NOTE 6
GENERAL NOTES
"4
13'-5
D.J.W.
03-15-05
740.02(c)3 OF THE ALDOT STANDARD SPECIFICATIONS FOR HIGHWAY CONSTRUCTION, 2018 EDITION.
SUBMITTAL TO THE STATE CONSTRUCTION ENGINEER IN ACCORDANCE WITH SECTION
BY THE ALDOT PRODUCT EVALUATION BOARD MAY BE CONSIDERED FOR USE THROUGH
10. ALTERNATE NCHRP-350, TL-2, PORTABLE BARRIER DESIGNS THAT HAVE BEEN APPROVED
726D-XXX PORTABLE IMPACT ATTENUATOR ASSEMBLY (UNI- OR BI-DIRECTIONAL TL...) PER EACH
ANY INCIDENTAL COSTS SHALL BE PAID FOR AS FOLLOWS:
PAD, TRANSITION HARDWARE, HAZARD MARKER AND
9. THE TOTAL SCI SYSTEM INCLUDING FOUNDATION
EDGE OF THE ATTENUATOR.
WILL REQUIRE A TRANSITION TO PROTECT THE REAR
SYSTEM FOR INSTALLATION. BI-DIRECTIONAL TRAFFIC
AND SHOULD BE SPECIFIED WHEN ORDERING THE
UNI-DIRECTIONAL OR BI-DIRECTIONAL LOCATIONS,
8. THE SCI ATTENUATORS MAY BE USED IN EITHER
WASHERS OR BY USING RIVETS.
ATTACHED TO THE NOSE SECTION USING BOLT, NUT &
REFLECTIVE SHEETING. THE HAZARD MARKER SHALL BE
OF 0.08" THICK ALUMINUM FLAT SIDE PANEL WITH TYPE IV
7. THE REQUIRED HAZARD MARKER SHALL BE CONSTRUCTED
REQUIRE A TRANSITION.
6. THE SCI ATTENUATOR HAS A PROTECTION WIDTH OF 2'. WIDER WIDTHS
TO ALLOW THE SIDE PANELS TO RETRACT UPON IMPACT.
THE LAST TERMINAL BRACE AT THE REAR OF THE ATTENUATOR
5. A CLEAR SPACE OF 30" WILL BE REQUIRED ON BOTH SIDES OF
SLOPES OF 8% OR FLATTER.
PARALLEL TO THE APPROACH TRAVEL LANE AND ON CROSS
4. THE TL 2 ATTENUATOR SHALL BE CONSTRUCTED
TO BE AS PER MANUFACTURER'S REQUIREMENTS.
COMPRESSIVE STRENGTH CONCRETE. ANCHORING INTO THE FOUNDATION
FOUNDATIONS SHALL BE CONSTRUCTED WITH 4000 psi MINIMUM
3. PERMANENT AND PORTABLE PORTLAND CEMENT CONCRETE
LOCATIONS.
IMPACT LOCATIONS. IT MAY BE USED IN WORK ZONES OR PERMANENT
THAT ARE RESTORABLE AND THEREFORE EFFECTIVE IN HIGH FREQUENCY
2. THESE SYSTEMS ARE REDIRECTIVE, NON-GATING CRASH CUSHIONS
COMMENDATIONS.
ACCORDANCE WITH THE MANUFACTURER'S INSTRUCTIONS AND RE-
ST. CHARLES, IL 60174, (630) 377-9100. INSTALLATION SHALL BE IN
PROPRIETARY DESIGN BY WORK AREA PROTECTION, 2500 PRODUCTION DRIVE,
1. THE ATTENUATOR SYSTEM REPRESENTED ON THIS STANDARD IS A
(WORK ZONE ONLY)
(TL-2) IMPACT ATTENUATOR
DETAILS OF SCI
72659
AFTER JANUARY 1, 2019.
USE IN PERMANENT INSTALLATIONS
1, 2020. IT IS NOT APPROVED FOR
MANUFACTURED PRIOR TO JANUARY
USE ONLY. IT MUST HAVE BEEN
THIS PRODUCT IS FOR WORKZONE
on 8-28-19 by D.J.W.
designate manufacturing cutoff date
Changed Work Zone Only note to 3.
on 11-29-2018 by D.J.W.
use as in workzones only
Modified drawing to designate product2.
by W.W.A.
Added Note No. 10 on 05-21-091.
IA-720-X
TENNESSEE
FLORIDA
GulfofMexico
GEOR
GIA
MISSISSIP
PI
DEPARTMENT OF TRANS
PORT
ATI
ON
ALABAMA
DESIGN BUREAU SPECIAL DRAWING
1409 COLISEUM BOULEVARD
MONTGOMERY, AL 36130-3050
OF TRANSPORTATIONALABAMA DEPARTMENT
SPECIAL DRAWING NO INDEX NO
REVISIONS
UNAUTHORIZED USE OF THIS DRAWING MAY BE PROSECUTED TO THE FULLEST EXTENT OF THE LAW.
OF TRANSPORTATION REPRESENTATIVE AUTHORIZED TO APPROVE THIS USE. ANYONE MAKING
ANY ORGANIZATION, WITHOUT THE EXPRESSED WRITTEN CONSENT OF THE ALABAMA DEPARTMENT
TRANSPORTATION AND IS NOT TO BE COPIED, REPRODUCED, ALTERED, OR USED BY ANYONE, OR
THIS DRAWING REPRESENTS DESIGNS PREPARED FOR USE BY THE ALABAMA DEPARTMENT OF
CURRENT ALABAMA DEPARTMENT OF TRANSPORTATION
--SPECIFICATIONS--
Bureau Std Engr:
DRAWN BY: DATE DRAWN:
NOT TO SCALE
SHEET
NO
FISCAL
YEARPROJECT NO
REFERENCE
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