j o h n c. nis b e t · ig t " "x" sign width h 1" p o s t h e ig h t " h...
TRANSCRIPT
APPROVED FOR PUBLICATION
STATE DESIGN ENGINEER
Washington State Department of Transportation
A
A
B
ELEVATION
C
DUAL-POST INSTALLATION
ELEVATION
VARIES
VARIES
VIEW
DETAIL B DETAIL D DETAIL E
C
E
D
VIEW
TOP OF SIGNSIGN POST
TOP OF
SIGN PANEL
OF SIGN
BOTTOM
OF SIGN
BOTTOM
SE
E S
TA
ND
AR
D P
LA
N G-2
0.1
0
6"
0.60X 0.20X0.20X
2"
TO 3"
OF SIGN
BOTTOM
SIGN PANEL
SIGN POST
TOP OF SIGN
SIGN POST
TOP OF
2"
TO 3"
OF SIGN
BOTTOM
6"
4"
MA
X.
SLIP PLATE
TOP OF LOWER
ASSEMBLY
SLIP BASE
SE
E S
TA
ND
AR
D P
LA
N G-2
0.1
0
SIGN PANEL
WASHER
STEEL LOCK
SIGN PANEL
Z-BAR
SIGN POST SIGN PANEL
SIGN POST
WINDBEAM
MA
X.
4"
SLIP PLATE
TOP OF LOWER
SLIP BASE ASSEMBLY (TYP.)
SLOPE BREAK
DR
AW
N B
Y: F
ER
N LID
DE
LL
RIVET
ALUMINUM
SIGN POST
32" - 34"
32" - 34"
POSTS MAXIMUM XYZ
2 1/2" PSST 12-GAGE
1-POST
12-GAGE2 1/2" PSST with 2 1/4" insert
172 344 516
309 618 927
18" DIAMETER (TYP.)
18" DIAMETER
2"
TO 3"
WINDLOAD FOR SQUARE TUBE POSTS AT 90 MPH
6"
6"
Z-BAR (3.00 2.33)
WINDBEAM (TYP.)
3' - 0"
MA
X.
EQ
UA
L S
PA
CIN
G
(TYP.)
6"
(TYP.)
6"
(TYP.)
WINDBEAM CLIP
ANGLE
STEEL OR ALUMINUM
TRAVELED WAY
EDGE OF
TRAVELED WAY
EDGE OFH1"
PO
ST H
EIG
HT
"
Y"
SIG
N H
EIG
HT
"
X" SIGN WIDTH"
H1"
PO
ST H
EIG
HT
"
H2"
PO
ST H
EIG
HT
"
7-GAGE STEEL TUBE
SUPPORT ~ 3" (IN) SQUARE,
LOWER SIGN POST
(TYP.)
NUT AND WASHERS
HEX HEAD BOLT,
3/8" (IN) DIAMETER
HEX HEAD BOLT
× 3 1/2" (IN) LONG
3/8" (IN) DIAMETER
HEAD NUT
3/8" (IN) HEX
HEX HEAD BOLT
× 3 1/2" (IN) LONG
3/8" (IN) DIAMETER
3/8" (IN) HEX HEAD NUT
STEEL SIGN SUPPORT TYPES SB-1, SB-2 & SB-3 ~ 8" (IN)
SPACING
4" (IN) STAGGERED
3/16" (IN) RIVETS ~
STEEL TUBE (TYP.)
SQUARE, 12-GAGE
SIGN POST ~ 2 1/2" (IN)
(SE
E N
OT
E 2)
(SE
E N
OT
E 2)
(SE
E N
OT
E 2)
(SEE NOTE 2)
(SE
E N
OT
E 2)
TUBE (TYP.)
3" (IN) SQUARE, 7-GAGE STEEL
LOWER SIGN POST SUPPORT ~
GROUND LINE
FINISHED
7' - 0"
MIN.
7' - 0"
MIN.
NOTES
1.
2.
3.
4.
5.
FIELD-DRILLED Z-BAR
7' - 0"
MIN.
SE
E S
TA
ND
AR
D P
LA
N G-2
0.1
0
(SEE NOTE 6)
GROUND LINE
FINISHED
6.
SIGN PANEL
5' - 0"
", refer to the Sign Specification Sheet in the Contract.H4", and "H3", "H2", "H1", "Y", "XFor "
Top of concrete foundations shall be smooth, dense and uniform to finished groundline.
When a 2 1/4" (in) insert is used, the insert shall be a minimum of 7 feet.
7.
NOTE 3
SEE
(TYP)
NOTE 3
SEE
MAX.
K
CONCRETE
COMMERCIAL
CONCRETE (TYP.)
COMMERCIAL
*SLIP BASE REQUIRED (UNLESS BEHIND BARRIER)
* *
* * *
2-POST 3-POST
SHEET 1 OF 6 SHEETS
INSTALLATION DETAILSTYPES SB-1, SB-2 & SB-3 STEEL SIGN SUPPORT
STANDARD PLAN G-24.40-07
.Specification Section 9-06
Standard Slip Base and all other materials shall meet the requirements of
.Standard Specification Section 9-28Materials shall meet the requirements of
. Standard Plan G-20.10Vertical distance from edge of traveled way to bottom of sign, see
For "W", Horizontal distance from edge of traveled way to center of nearest post, and "V",
NYLON WASHER
1" (IN) DIAMETER
FLAT WASHER (TYP.)
GALVANIZED STEEL
1" (IN) DIAMETER
FLAT WASHER
GALVANIZED STEEL
1" (IN) DIAMETER
G-50.10
STANDARD PLAN SEE
WHEN REQUIRED ~
SIGN BRACE,
ANGLE (TYP.)
STEEL OR ALUMINUM
1 3/4" (IN) × 1 3/4" (IN) × 1/4" (IN)
6" (T
YP.)
ANGLE (TYP.)
STEEL OR ALUMINUM
12-GAGE 2 1/4" (IN) INSERT
SPECIFIED IN NOTE 6
12-GAGE STEEL TUBE WITH LENGTH
SIGN POST ~ 2 1/2" (IN) SQUARE,
Maximum of three (3) slip bases in 7' (ft) span.
devices.
and Contract Plans for installations with electrical Standard Plan J-40.35See
8.
2" TO 3"
3"
2"
TO
STEEL TUBE
SQUARE, 12 - GAGE
SIGN POST ~ 2 1/2" (IN)
2' - 0" MAX. O.C.
WASHER & NUT (TYP.) ~
LONG HEX HEAD BOLT WITH
3/8" (IN) DIAMETER × 4 1/2" (IN)
STAT
EOFWASHINGTON
REGISTERED
PROFESSIONAL ENGI
NEER
29115
TE
BSIN .C NHOJ
SHEET 2 OF 6 SHEETS
APPROVED FOR PUBLICATION
Washington State Department of Transportation
STATE DESIGN ENGINEER
1.
ASSEMBLY NOTES
EXPLODED VIEW
SLIP BASE ASSEMBLY
TYPE SB-2A
EXPLODED VIEW
SLIP BASE ASSEMBLY
TYPE SB-3A
FLOW
TRAFFIC
FLOW
TRAFFIC
ISOMETRIC VIEW
EXPLODED VIEW
LOCKING WEDGE
SIGN SUPPORT
DR
AW
N B
Y: F
ER
N LID
DE
LL
NO
MIN
AL
8"
NO
MIN
AL
8"
FLOW
TRAFFIC
NO
MIN
AL
8"
SUPPORT
SIGN POST
PLATE
UPPER SLIP
PLATE
LOWER SLIP
SUPPORT NOT SHOWN)
(LOWER SIGN POST
LOWER SLIP PLATE STUB
(SEE ASSEMBLY NOTE 2
FOR TORQUE REQUIREMENTS)
SLIP PLATE BOLTS
PLATE
KEEPER
STEEL TUBING
FILLET WELD
PLATE
UPPER SLIP
HOUSING
BALL BEARING
PLATE
LOWER SLIP
SUPPORT NOT SHOWN)
(LOWER SIGN POST
LOWER SLIP PLATE STUB
(SEE ASSEMBLY NOTE 2
FOR TORQUE REQUIREMENTS)
SLIP PLATE BOLTS
(TYP.)
BEARINGS
BALL
SUPPORT
SIGN POST
SUPPORT NOT SHOWN)
(LOWER SIGN POST
LOWER SLIP PLATE STUBPLATE
LOWER SLIP
PLATE
UPPER SLIPISOMETRIC VIEW
ISOMETRIC VIEW
SLIP BASE ASSEMBLY
TYPE SB-1A
BOLTS (TYP.)
REDI-TORQUE
SLIP WASHER (TYP.)
TEFLON-COATED
BOLT (TYP.)
SHOULDER
FLANGED
BOLT (TYP.)
SHOULDER
FLANGED
SIGN POST
12-GAGE
2 1/2" (IN) ~
SIGN POST
12-GAGE
2 1/2" (IN) ~
SIGN POST
2 1/2" (IN) ~ 12-GAGE
FOR EVERY INSTALLATION
MAY NOT BE NECESSARY
LEVELING SHIM (TYP.) ~
2.
3.
connection details are shown on this plan only to illustrate how the parts are assembled.
are patented, manufactured products that are in compliance with NCHRP 350 crash test criteria. The base
Dimensions for the parts used to assemble the base connections are intentionally not shown. Base connections
40 ft-lbs on each.
Progressively tighten the three Slip Plate Bolts in 10 ft-lb increments, alternately, to a final torque of
Do not tighten any single Slip Plate Bolt to the recommended torque before pretightening the other bolts.
INSTALLATION DETAILSTYPES SB-1, SB-2 & SB-3 STEEL SIGN SUPPORT
STANDARD PLAN G-24.40-07
9-28Standard Specification Sections 9-06 . and
Slip Base assembly and all other materails shall meet the requirements of
BOLT (TYP.)
SHOULDER
FLANGED
BOLT (TYP.)
SHOULDER
FLANGED
FOR TYPE SB-1A
SLIP PLATE DETAIL FOR TYPE SB-2A
SLIP PLATE DETAIL
FOR TYPE SB-3A
SLIP PLATE DETAIL
STEEL SIGN SUPPORT TYPES SB-1A, SB-2A & SB-3A ~ 8" (IN)
STAT
EOFWASHINGTON
REGISTERED
PROFESSIONAL ENGI
NEER
29115
TE
BSIN .C NHOJ
SHEET 3 OF 6 SHEETS
APPROVED FOR PUBLICATION
Washington State Department of Transportation
STATE DESIGN ENGINEER
INSTALLATION DETAILSTYPES SB-1, SB-2 & SB-3 STEEL SIGN SUPPORT
STANDARD PLAN G-24.40-07
1.
ASSEMBLY NOTES
EXPLODED VIEW
SLIP BASE ASSEMBLY
TYPE SB-3B
FLOW
TRAFFIC
EXPLODED VIEW
LOCKING WEDGE
SIGN SUPPORT
DR
AW
N B
Y: F
ER
N LID
DE
LL
NO
MIN
AL
8"
FLOW
TRAFFIC
NO
MIN
AL
8"
SUPPORT
SIGN POST
PLATE
UPPER SLIP
PLATE
LOWER SLIP
SUPPORT NOT SHOWN)
(LOWER SIGN POST
LOWER SLIP PLATE STUB
(SEE ASSEMBLY NOTE 2
FOR TORQUE REQUIREMENTS)
SLIP PLATE BOLTS
PLATE
KEEPER
SUPPORT
SIGN POST
SUPPORT NOT SHOWN)
(LOWER SIGN POST
LOWER SLIP PLATE STUB
PLATE
LOWER SLIP
PLATE
UPPER SLIP
SLIP BASE ASSEMBLY
TYPE SB-1B
BOLTS (TYP.)
REDI-TORQUE
SLIP WASHER (TYP.)
TEFLON-COATED
SIGN POST
2 1/2" (IN) ~ 12-GAGE
FOR EVERY INSTALLATION
MAY NOT BE NECESSARY
LEVELING SHIM (TYP.) ~
2.
3.
(UNIBASE)
alternately, to a final torque of 40 ft-lbs on each.
tighten the three Slip Plate Bolts in 10 ft-lb increments,
torque before pretightening the other bolts. Progressively
Do not tighten any single Slip Plate Bolt to the recommended
9-28Sections 9-06
Standard Specification
. and
the requirements of
Slip Base assembly and all other materails shall meet
parts are assembled.
details are shown on this plan only to illustrate how the
with NCHRP 350 crash test criteria. The base connection
are patented, manufactured products that are in compliance
connections are intentionally not shown. Base connections
Dimensions for the parts used to assemble the base
BOLT (TYP.)
SHOULDER
FLANGED
STEEL SIGN SUPPORT TYPES SB-1B, & SB-3B ~ 8" (IN)
FOR TYPE SB-3B
SLIP PLATE DETAIL
FOR TYPE SB-1B
SLIP PLATE DETAIL
SIGN POST
2 1/2" (IN) ~ 12-GAGE
36"
36"
STAT
EOFWASHINGTON
REGISTERED
PROFESSIONAL ENGI
NEER
29115
TE
BSIN .C NHOJ
SHEET 4 OF 6 SHEETS
APPROVED FOR PUBLICATION
Washington State Department of Transportation
STATE DESIGN ENGINEER
F
F
G
ELEVATION
H
DUAL-POST INSTALLATION
ELEVATION
VARIES
VARIES
VIEW
DETAIL G DETAIL I DETAIL J
J
I
SIGN POST
TOP OF
OF SIGN
BOTTOM
OF SIGN
BOTTOM
SE
E S
TA
ND
AR
D P
LA
N G-2
0.1
0
6"
0.60X 0.20X0.20X
OF SIGN
BOTTOM
SIGN PANEL
SIGN POST
TOP OF SIGN
SIGN POST
TOP OF
2"
TO 3"
OF SIGN
BOTTOM
6"
4"
MA
X.
SLIP PLATE
TOP OF LOWERASSEMBLY
SLIP BASE
2"
TO 3"
SE
E S
TA
ND
AR
D P
LA
N G-2
0.1
0
SIGN PANEL
WASHER
STEEL LOCK
SIGN POST
Z-BAR
FIELD DRILLED Z-BAR
SIGN POST
SIGN PANEL
SIGN POST
WINDBEAM
MA
X.
4"
SLIP PLATE
TOP OF LOWER
SLOPE BREAK
DR
AW
N B
Y: F
ER
N LID
DE
LL
44" - 46"
44" - 46"
SIGN POST
(TYP.)
6"
FOR Z BAR AND WINDBEAM
STANDARD PLAN G-24.60-01 SEE
Z-BAR (3.00 2.33)
WINDBEAM (TYP.)
SIGN PANEL
WINDBEAM
(TYP.)
SLIP BASE ASSEMBLY
ANGLE
STEEL OR ALUMINUM
6"
6"
(TYP.)
WINDBEAM CLIP
ANGLE (TYP.)
ALUMINUM
STEEL OR
3' - 0"
MA
X.
EQ
UA
L S
PA
CIN
G
2"
TO 3"
24" DIAMETER
24" DIAMETER (TYP.)
KSECTION
K
(TYP.)
6"
HVIEW
TRAVELED WAY
EDGE OF
TRAVELED WAY
EDGE OF
H1"
PO
ST H
EIG
HT
"
Y"
SIG
N H
EIG
HT
"
X" SIGN WIDTH"
H1"
PO
ST H
EIG
HT
"
H2"
PO
ST H
EIG
HT
"
7-GAGE STEEL TUBE
SIGN POST ~ 3" (IN) SQUARE,
7-GAGE STEEL TUBE
SUPPORT ~ 3" (IN) SQUARE,
LOWER SIGN POST
SIGN PANEL
HEAD NUT
3/8" (IN) HEX
HEX HEAD BOLT
× 4 1/2" (IN) LONG
3/8" (IN) DIAMETER3/8" (IN) HEX HEAD NUT
STEEL TUBE (TYP.)
SQUARE, 7-GAGE
SIGN POST ~ 3" (IN)
(SE
E N
OT
E 2)
(SE
E N
OT
E 2)
(SEE NOTE 2)
(SE
E N
OT
E 2)
(SE
E N
OT
E 2)
(TYP.)
3" (IN) SQUARE, 7-GAGE STEEL TUBE
LOWER SIGN POST SUPPORT ~
NOTES
1.
2.
3.
4.
TOP OF SIGN
5.
6.
7' - 0"
MIN.
GROUND LINE
FINISHED
7' - 0"
MIN.
SPACING
RIVET ~ 4" (IN)
3/16" (IN) ALUMINUM
SPACING
STAGGERED
RIVETS ~ 4" (IN)
3/16" (IN) ALUMINUM
CLIP (TYP.)
ALUMINUM POST
CLIP (TYP.)
ALUMINUM POST
(TYP.)
AND WASHERS
HEAD BOLT, NUT,
3/8" (IN) DIAMETER HEX
(TYP)
NOTE 3
SEE
STEEL SIGN SUPPORT TYPES SB-1, SB-2 & SB-3 ~ 10" (IN)
SE
E S
TA
ND
AR
D P
LA
N G-2
0.1
0
7' - 0"
MIN.
WASHER & NUT (TYP.)
HEAD BOLT WITH
4 1/2" (IN) LONG HEX
3/8" (IN) DIAMETER ×
GROUND LINE
FINISHED
5' - 0"
SIGN PANEL
Sheet in the Contract.
", refer to the Sign Specification H4", and "H3", "H2", "H1", "Y", "XFor "
finished ground line.
Top of concrete foundation shall be smooth, dense, and uniform to
Field drill posts to accept angle and cold galvanized holes.
PANEL
SIGN
7.
NOTE 3
SEE
STD. PLAN G-50.10
SEEREQUIRED ~
SIGN BRACE, WHEN MAX.
POSTS MAXIMUM XYZ
SLIP BASE REQUIRED (UNLESS BEHIND BARRIER)
(MAXIMUM 3 SLIP BASES ALLOWED IN 7' SPAN)
3" SOLID POST 7-GAGE 471 942 1413
WINDLOAD FOR SQUARE TUBE POSTS AT 90 MPH
**
1-POST 2-POST 3-POST
CONCRETE
COMMERCIAL
CONCRETE (TYP.)
COMMERCIAL
INSTALLATION DETAILSTYPES SB-1, SB-2 & SB-3 STEEL SIGN SUPPORT
STANDARD PLAN G-24.40-07
.Section 9-28
Standard Specification Materials shall meet the requirements of
. 9-28 andStandard Specification Sections 9-06ments of
Slip Base assembly and all other materials shall meet the require-
electrical devices.
and Contract Plans for installations with Standard Plan J-40.35See
.Standard Plan G-20.10bottom of sign, see
nearest post, and "V", Vertical distance from edge of traveled way to
For "W", Horizontal distance from edge of traveled way to center of
HEX HEAD BOLT
4 1/2" (IN) LONG
3/8" (IN) DIAMETER ×
NYLON WASHER
1" (IN) DIAMETER
FLAT WASHER (TYP.)
GALVANIZED STEEL
1" (IN) DIAMETER
FLAT WASHER
GALVANIZED STEEL
1" (IN) DIAMETER
ANGLE (TYP.)
STEEL OR ALUMINUM
1 3/4" (IN) × 1 3/4" (IN) × 1/4" (IN)
ANGLE (TYP.)
STEEL OR ALUMINUM
6" (T
YP.)
2" TO 3"
3"
2"
TO
7 - GAGE STEEL TUBE
3" (IN) SQUARE,
SIGN POST ~
2' - 0" MAX. O.C.
WASHER & NUT (TYP.) ~
LONG HEX HEAD BOLT WITH
3/8" (IN) DIAMETER × 4 1/2" (IN)
STAT
EOFWASHINGTON
REGISTERED
PROFESSIONAL ENGI
NEER
29115
TE
BSIN .C NHOJ
SHEET 5 OF 6 SHEETS
APPROVED FOR PUBLICATION
Washington State Department of Transportation
STATE DESIGN ENGINEER
INSTALLATION DETAILSTYPES SB-1, SB-2 & SB-3 STEEL SIGN SUPPORT
STANDARD PLAN G-24.40-07
1.
2.
ASSEMBLY NOTES
SLIP BASE ASSEMBLY
TYPE SB-1A
EXPLODED VIEW
ISOMETRIC VIEW
EXPLODED VIEW
ISOMETRIC VIEW
SLIP BASE ASSEMBLY
TYPE SB-3A
LOWER SLIP PLATE
SUPPORT NOT SHOWN)
(LOWER SIGN POST
LOWER SLIP PLATE STUB
KEEPER PLATE
SUPPORT
SIGN POST
PLATE
UPPER SLIP
FLOW
TRAFFIC
FLOW
TRAFFIC
FOR TYPE SB-1A
SLIP PLATE DETAIL
FOR TYPE SB-3A
SLIP PLATE DETAIL
10"
NO
MIN
AL
SIGN POST
3" (IN) ~ 7-GAGE STEEL
(SEE ASSEMBLY NOTE 2
FOR TORQUE REQUIREMENTS)
SLIP PLATE BOLTS
SUPPORT NOT SHOWN)
(LOWER SIGN POST
LOWER SLIP PLATE STUB
LOWER SLIP PLATE
SLIP PLATE
LOWER
PLATE
UPPER SLIP
TEFLON GASKET
WELD (TYP.)
FILLET
BRACKET
SIGN POST
SIGN POST
3" (IN) ~ 7-GAGE STEEL
(SEE ASSEMBLY NOTE 2
FOR TORQUE REQUIREMENTS)
SLIP PLATE BOLTS
10 3/8"
3.
BOLT (TYP.)
SHOULDER
FLANGED
BOLT (TYP.)
SHOULDER
FLANGED
how the parts are assembled.
350 crash test criteria. The base connection details are shown on this plan only to illustrate
Base connections are patented, manufactured products that are in compliance with NCHRP
Dimensions for the parts used to assemble the base connections are intentionally not shown.
to a final torque of 40 ft-lbs on each.
other bolts. Progressively tighten the three Slip Plate Bolts in 10 ft-lb increments, alternately,
Do not tighten any single Slip Plate Bolt to the recommended torque before pretightening the
9-28Standard Specification Sections 9-06 . and
Use only Slip Base manufacturer supplied hardware that meets the requirements of
STEEL SIGN SUPPORT TYPES SB-1A & SB-3A ~ 10" (IN)
BOLT (TYP.)
SHOULDER
FLANGED
BOLT (TYP.)
SHOULDER
FLANGED
DR
AW
N B
Y: F
ER
N LID
DE
LL
STAT
EOFWASHINGTON
REGISTERED
PROFESSIONAL ENGI
NEER
29115
TE
BSIN .C NHOJ
SHEET 6 OF 6 SHEETS
APPROVED FOR PUBLICATION
Washington State Department of Transportation
STATE DESIGN ENGINEER
INSTALLATION DETAILSTYPES SB-1, SB-2 & SB-3 STEEL SIGN SUPPORT
STANDARD PLAN G-24.40-07
1.
2.
ASSEMBLY NOTES
SLIP BASE ASSEMBLY
TYPE SB-1B
EXPLODED VIEW
EXPLODED VIEW
SLIP BASE ASSEMBLY
TYPE SB-3B
LOWER SLIP PLATE
SUPPORT NOT SHOWN)
(LOWER SIGN POST
LOWER SLIP PLATE STUB
KEEPER PLATE
SUPPORT
SIGN POST
PLATE
UPPER SLIP
FLOW
TRAFFIC
FOR TYPE SB-1
SLIP PLATE DETAIL
SIGN POST
3" (IN) ~ 7-GAGE STEEL
(SEE ASSEMBLY NOTE 2
FOR TORQUE REQUIREMENTS)
SLIP PLATE BOLTS
SUPPORT NOT SHOWN)
(LOWER SIGN POST
LOWER SLIP PLATE STUB
PLATE
UPPER SLIP
TEFLON GASKET
WELD (TYP.)
FILLET
BRACKET
SIGN POST
SIGN POST
3" (IN) ~ 7-GAGE STEEL
FOR TORQUE REQUIREMENTS)
(SEE ASSEMBLY NOTE 2
SLIP PLATE BOLTS
10 3/8"
3.
PLATE
LOWER SLIP
BOLT (TYP.)
SHOULDER
FLANGED
(UNIBASE)
DR
AW
N B
Y: F
ER
N LID
DE
LL
FOR TYPE SB-3
SLIP PLATE DETAIL
10"
NO
MIN
AL
FLOW
TRAFFIC
how the parts are assembled.
The base connection details are shown on this plan only to illustrate
products that are in compliance with NCHRP 350 crash test criteria.
intentionally not shown. Base connections are patented, manufactured
Dimensions for the parts used to assemble the base connections are
of 40 ft-lbs on each.
Slip Plate Bolts in 10 ft-lb increments, alternately, to a final torque
before pretightening the other bolts. Progressively tighten the three
Do not tighten any single Slip Plate Bolt to the recommended torque
9-28Standard Specification Sections 9-06 . and requirements of
Use only Slip Base manufacturer supplied hardware that meets the
BOLT (TYP.)
SHOULDER
FLANGED
STEEL SIGN SUPPORT TYPE SB-1B & SB-3B ~ 10" (IN)
48"
48"
STAT
EOFWASHINGTON
REGISTERED
PROFESSIONAL ENGI
NEER
29115
TE
BSIN .C NHOJ