DATEJune 24
2016
NO. REV. DATE
Texas Registered Engineering Firm F-4882
REVISIONS :
SHEET INFO.
SD CC 12-15
SCALE:
95% CD CC 4.18.16
REV-1 CC / BC 6.10.16
100% CD CC / BC 6.24.16
T-1
As noted.
CO
VER
SH
EET
HOUSTON COMMUNITY COLLEGEwest loop campus
5601 west loop south, houston, tx 77081
hvac systemREPLACEMENT AND RENOVATION
100% construction drawingsjune 24, 2016
Table of ContentsT1 - Cover Sheet and Table of Contents
WL1 - Project Scope of WorkWL2 - Chiller Yard Demolition Plan
WL3 - Chiller Yard Renovation PlanWL4 - 2nd Floor Area A Floor PlanWL5 - 2nd Floor Area B Floor Plan
WL6 - AHU-6, -7, and -8 Mezzanine Detail Plan and ElevationsWL7 - AHU-9 and -10 Mezzanine Detail Plan and Elevations
WL8 - RTU #1 and #2 DetailWL9 - Schedules and Details
WL10 - Details and Control Schematics
17-1/2 TON
17-1/2 TON
2002
TRANE
YCD121C4LAA
2002
TRANE
YCD061C4LABF
17-1/2 TON
17-1/2 T
ON
#2
#1
LENNOX
CHA24-2553-1G
LENNOX
CHA24-2553-1G
LENNOX
CHA24-2553-1G
LENNOX
CHA24-2553-1G
CARRIER
50TJ-006-611BA
NEWER
TRANE
YSD150F4RLA0300
NEWER
TRANE
YSD150F4RLA0300
NEWER
TRANE
TSD150F4ROAD
36kW ELEC HEAT
#25
2013
TRANE
YSC090
#21
#22
#11
#10
NEWER
TRANE
YSD150F4RLA
NEWER
TRANE
YSD150F4RLA
#15B#14
#11/18
#23
NEWER
TRANE
YSD150F4RLA
MMCU-2
N.I.C.
LIEBERT
CDC-A 2013
N.I.C.
RELIEF
HOOD
N.I.C.
#31
#20
#19
#18#21
LENNOX
CHA24-1603-1G
#12
2013
TRANE
TSD180F4ROAD
36kW ELEC HEAT
#17
#15A
CARRIER
50TJ 016 670 YA
COOL ONLY?
CARRIER
50TJ 016 670 YA
COOL ONLY?
#16
2013
TRANE
TSD180F4ROAD
36kW ELEC HEAT
CARRIER
48TCDD14A2
#26
NEWER
TRANE
TSD180F4
#24
NEWER
TRANE
YSC120F4
TRANE CU
(no label)
N.I.C.
ROOF
ACCESS
MMCU-1
N.I.C.
LIEBERT CU
N.I.C.
LIEBERT CU
MMCU-3
N.I.C.
LIEBERT CU
MMCU-4
N.I.C.
REPLACE
EXISTING
5-TON RTU#1
REPLACE EXISTING
RTU-2
WITH RTU-15B
EXISTING
2013
RTU
N.I.C.
REMOVE AND CAP;
REPLACE WITH
AHU-8
REMOVE AND CAP;
REPLACE WITH NEW
AHU-6; CONVEY TO
OWNER
REMOVE AND CAP;
REPLACE WITH
NEW AHU-9
REMOVE AND CAP;
REPLACE WITH NEW
AHU-9
REMOVE AND CAP;
REPLACE WITH
NEW AHU-10
REMOVE AND CAP;
REPLACE WITH
NEW AHU-10
REMOVE AND CAP;
REPLACE WITH
NEW AHU-9
REPLACE 5 EACH
CHILLERS
REMOVE AND CAP;
REPLACE WITH
NEW AHU-6
REMOVE AND CAP;
REPLACE WITH NEW
AHU-6
RELOCATE TO RTU#2
AND CAP; REPLACE
WITH NEW AHU-8
REMOVE AND CAP;
REPLACE WITH NEW
AHU-7; CONVEY TO
OWNER
REMOVE AND CAP;
REPLACE WITH
AHU-7
EXISTING
2013
RTU
N.I.C.
EXISTING
2013
RTU
N.I.C.
EXISTING
2013
RTU
N.I.C.
EXISTING
2013
RTU
N.I.C.
EXISTING
2013
RTU
N.I.C.
EXISTING
2013
RTU
N.I.C.
EXISTING
2013
RTU
N.I.C.
RELIEF
HOOD
N.I.C.
RELIEF
HOOD
N.I.C.
RELIEF
HOOD
N.I.C.
1
1
1
11
1
1
1
1
1
1
1
MSB4 2000A
GAS
METER
5"
4"
4"
5"
4"
4"
#2
#1
NEWER
TRANE
TSD150F4ROAD
36kW ELEC HEAT
#25
2013
TRANE
YSC090
#21
#22
#11
NEWER
TRANE
YSD150F4RLA
#23
NEWER
TRANE
YSD150F4RLA
MMCU-2
N.I.C.
LIEBERT
CDC-A 2013
N.I.C.
RELIEF
HOOD
N.I.C.
2013
TRANE
TSD180F4ROAD
36kW ELEC HEAT
#26
NEWER
TRANE
TSD180F4
#24
NEWER
TRANE
YSC120F4
TRANE CU
(no label)
N.I.C.
ROOF
ACCESS
MMCU-1
N.I.C.
LIEBERT CU
N.I.C.
LIEBERT CU
MMCU-3
N.I.C.
LIEBERT CU
MMCU-4
N.I.C.
NEW
LENNOX
5-TON RTU
RELOCATED
RTU-15B
RE-LABEL "RTU-2"
EXISTING
2013
RTU
N.I.C.
EXISTING
2013
RTU
N.I.C.
EXISTING
2013
RTU
N.I.C.
EXISTING
2013
RTU
N.I.C.
EXISTING
2013
RTU
N.I.C.
EXISTING
2013
RTU
N.I.C.
EXISTING
2013
RTU
N.I.C.
RELIEF
HOOD
N.I.C.
RELIEF
HOOD
N.I.C.
RELIEF
HOOD
N.I.C.
CAPPED
CURB
CAPPED
CURB
CAPPED
CURB
CAPPED
CURB
CAPPED
CURB
CAPPED
CURB
CAPPED
CURB
CAPPED
CURB
CAPPED
CURB
CAPPED
CURB
CAPPED
CURB
F
U
T
U
R
E
INSTALL NEW CHILLED AND
HOT WATER DISTRIBUTION
PIPING
RE: SHEETS WL-3, WL-4
AND WL-5
#10
NEWER
TRANE
YSD150F4RLA
EXISTING
2013
RTU
N.I.C.
CAPPED
CURB
DATEJune 24
2016
NO. REV. DATE
Texas Registered Engineering Firm F-4882
REVISIONS :
SHEET INFO.
SD CC 12-15
SCALE:
95% CD CC 4.18.16
REV-1 CC / BC 6.10.16
100% CD CC / BC 6.24.16
wl-1
As noted.
PR
OJE
CT S
CO
PE
OF
WO
RK
EXISTING CONDITIONS PROJECT SCOPE OF WORKscale: NONEa
END OF PROJECT CONDITIONSscale: NONEB
TRUE NORTH
P
L
A
N
N
O
R
T
H
SCOPE OF WORK GENERAL NOTES
1. REMOVE RTUs AS SHOWN; ZONES TO BE SERVED BY NEW INDOOR AHUs
WITH CHILLED WATER/HOT WATER COILS.
2. REPLACE CHILLERS. ADD NEW CHILLED WATER AND HOT WATER PIPING
AND NEW OUTDOOR BOILER SYSTEM TO SERVE NEW AHUs.
3. FUTURE PHASE II SCOPE (NOT IN CONTRACT): REPLACE
GREEN-COLORED RTUs WITH INDOOR AIR HANDLERS. ADD FUTURE
CHILLER #6.
1
GENERAL SCOPE OF WORK KEYED NOTES
REMOVE EXISTING RTUs AND CAP CURBS PER DETAIL "B" ON SHEET WL-8.
EXISTING DUCTWORK TO REMAIN IN PLACE AND BE RE-CONNECTED TO
NEW INDOOR AIR HANDLING UNIT AS SHOWN SHEET WL-4 AND WL-5.
NOTE: PROJECT IS FUNDED THROUGH A PROGRAM SPONSORED BY THE AMERICAN RECOVERY AND
REINVESTMENT ACT (ARRA). CONTRACTOR WILL BE REQUIRED TO CERTIFY THAT ALL EQUIPMENT SUPPLIED
IN THIS PROJECT COMPLIES WITH THE REQUIREMENTS OF "BUY AMERICAN CERITIFICATION" AND WAS
MANUFACTURED IN THE UNITED STATES. CONTRACTOR WILL ALSO BE RESPONSIBLE TO COMPLETE
DEPARTMENT OF LABOR FORM WH347 AND WAGES PAID WILL BE FILED AS CERTIFIED PAYROLLS AND COMPLY
WITH THE DAVIS BACON ACT.
5'-10"
5'-2
"
4'-0
"
CHILLER-1
YORK
160 TON
Pnl MSB-3B
400A DISCONNECT
CHP-3
ARMSTRONG
4030
4x3x11.5
300gpm 115'
20hp 1800rpm
B&G 3E 1510
4x3x11.5
357gpm 110'
20hp 1800rpm
CHILLER-2
TRANE
RTAC 1554
Pnl MSB4-ACCH1
65 KAIC
CHILLER -3
TRANE
RTAC 1554
Pnl MSB4-ACCH2
65 KAIC
CHILLER-4
TRANE
RTAC 1554
Pnl MSB4-ACCH3
65 KAIC
CHILLER-5
TRANE
RTAC 1554
Pnl MSB4-ACCH4
65 KAIC
CHP-2
ARMSTRONG
4030
4x3x11.5
300gpm 115'
20hp 1800rpm
CHP-4
ARMSTRONG
4030
4x3x11.5
300gpm 115'
20hp 1800rpm
MSB4 2000A
GAS
METER
CHP-1
ARMSTRONG
4030
4x3x11.5
300gpm 115'
20hp 1800rpm
MAKE-UP WATER SUPPLY
EXPANSION
TANK
Pnl MSB-3B
60A DISCONNECT
Pnl MSB-3B
60A DISCONNECT
ARMSTRONG
4030
4x3x11.5
300gpm 115'
20hp 1800rpm
BYPASS
AIR
SEP
CHWR DOWN TO
AIR SEPERATOR
DATEJune 24
2016
NO. REV. DATE
Texas Registered Engineering Firm F-4882
REVISIONS :
SHEET INFO.
SD CC 12-15
SCALE:
95% CD CC 4.18.16
REV-1 CC / BC 6.10.16
100% CD CC / BC 6.24.16
wl-2
As noted.
ch
iller
ya
rd
dem
olit
ion
pla
n
chiller DEMOLITION planscale: NONEa
replacement plan keyed notes:1 reMOVE existing chiller. EXISTING ELECTRICAL CIRCUIT AND CHWS/R PIPING WILL BE
RE-USED WITH NEW CHILLERS.
REMOVE EXISTING CHILLER. EXISTING ELECTRICAL CIRCUIT WILL BE RE-USED WITH NEWCHILLER. EXISTING CHWS/R PIPING WILL NOT BE RE-USED. REFER TO RENOVATION CHILLERDRAWING FOR NEW CHWS/R PIPING.
isolate existing common header to chillers #1 through #4 BY RELOCATING EXISTINGDOUBLE BLIND FLANGES, BYPASS PIPING AND MANUAL BYPASS VALVE TO NEW LOCATION.
2
3
3
2 1 1 1 1
MSB4 2000A
6"
4"CHWS/R
5"
4"
4"
CHILLER 5 CHILLER 4 CHILLER 3 CHILLER 2
CHILLER 1
FUTURE CHILLER 6
GAS
METER
MAKE-UP WATER SUPPLY
EXPANSION
TANK
BYPASS
AIR
SEP
CHWR DOWN TO
AIR SEPERATOR
NEW 1-1/4" GAS
NEW OUTDOOR
BOILER OB-1
NEW
HWP-1
NEW
CHWP-5
NEW
PIPE
SUPPORT
NEW
PIPE
SUPPORT
4"
4"
4"HWS/R
NEW
EXP TANK
ET-2
NEW
EXP TANK
ET-1
CHWP-5
VFD
HWP-1
VFD
INSTALL NEW
PIPING MINIMUM
OF 8'-0" ABOVE
GROUND LEVEL.
TURN DOWN
PIPING TO
GROUND LEVEL
NEW
AS-1
NEW
AS-1
6'-5"
DATEJune 24
2016
NO. REV. DATE
Texas Registered Engineering Firm F-4882
REVISIONS :
SHEET INFO.
SD CC 12-15
SCALE:
95% CD CC 4.18.16
REV-1 CC / BC 6.10.16
100% CD CC / BC 6.24.16
wl-3
As noted.
ch
iller
ya
rd
ren
ov
atio
n p
la
n
chiller RENOVATION planscale: NONEa
replacement plan keyed notes:1 replace existing chiller with new chiller per schedule.
isolate existing common header to chillers #1 through 4
supply and install new chiller supply and return water piping as shown with common header between chiller 5 and future chiller #6.common header to future chiller will have isolation valveS and double flangeS for future use. new chilled water supply and returnpiping will serve new INDOOR air handlers AS SHOWN ON SHEET WL-4.
electrical subcontractor to re-use existing electrical circuit for new chillers. REPLACE EXISTING OVERCURRENT PROTECTION DEVICES WITHNEW DEVICES AS SHOWN.
electrical subcontractor to supply and install new conduit to new location of chiller pump #5. re-use existing conductors.
PROVIDE AND INSTALL AIR VENTS AT THE TOP OF EACH PIPE RISER AT THIS LOCATION.
2
3
4
EXISTING AND REPLACEMENT CHILLER SCHEDULES
Chiller Make
Assignment
Model
Quantity Nominal Tonnage MINIMUM LOAD (%)
REFRIGERANT
GPM MAX (gallons)
CONSTANT SPEED GPM MIN
(gallons)
VARIABLE FLOW GPM MIN
(gallons)
# OF FANS
FAN hp (EACH)
TOTAL
AIRFLOW
(CFM)
EAT
(°F)
EWT (°F) LWT (°F)
CHILLER PD (FT
H2O)
# COMPRESSORS FULL LOAD EFFICIENCY
IPLV (EER) PPLV (EER)
ELECTRICAL MCA
MOCP (AMPS)
UNIT LENGTH
(")
UNIT
WIDTH (")
UNIT
HEIGHT (")
Existing
Trane Chillers 2-5 RTAC 1554 4 155 15.00 R134A 606.00 182.00 NOT AVAILABLE 9 1.5 84542.00 97.2 N/A 44.0 7.00
2 (85/70) 1.5 kW/TON (NEW)
NOT AVAILABLE
12.9 EER (NEW)
460V / 3Ph /
60Hz
313
400 (350F)
195.0 88.25 93.25
Existing
York Chiller 1 ILLEGIBLE 1 160 N/A N/A 357 N/A N/A 8 N/A N/A 97.2 N/A 44.0 N/A 2 N/A N/A N/A
460V / 3Ph /
60Hz
N/A 400
237" (PAD) 104" (PAD)
N/A
New Smardt Chillers 1-4 AC054.2BG06.F2EHA.A008AA.010 4 155 NOT AVAILABLE HFC 134a 300 220.2 144.5 8 1.5 113578 97 56.3 44.0 7.52 2 1.119 kW/TON 20.5 EER 20.2 EER
460V / 3 Ph /
60Hz
267 374 126.0 84.0 108.0
New Smardt Chiller 5 AC040.1EG09.F4AKDA.A006AA.010 1.00 100 NOT AVAILABLE HFC 134a 270 198.2 96.3 6 1.5 85184 97 52.8 44.0 16.86 1 1.027 kW/TON 20.6 EER 20.2 EER
460V / 3 Ph /
60Hz
179 306 158.1 91.7 100.5
1 1 1 11
2
3 4 4 4 44
3
5
5
6
6
NEW CHILLER #5 CHILLED WATER PUMP SCHEDULE
TAG Make
Assignment
Model
Quantity NOMINAL POWER (hp) BHP@DESIGN (hp)
ELECTRICAL
GPM MAX (gallons)
HEAD
SPEED (rpm) EFFICIENCY @ DESIGN
CHWP-5
Armstrong
Chiller #5 4380 NON-SENSORLESS 3x3x5 1 5 3.16 460 / 3 / 60 200 45' 3105 71.99%
NEW HOT WATER PUMP SCHEDULE
TAG Make
Assignment
Model
Quantity NOMINAL POWER (hp) BHP@DESIGN (hp)
ELECTRICAL
GPM MAX (gallons)
HEAD
SPEED (rpm) EFFICIENCY @ DESIGN
HWP-1
Armstrong
Boiler OD-1 4380 NON-SENSORLESS 3x3x6 1 3 1.72 460 / 3 / 60 144 35' 1836 73.84
7 REPLACE existing 450A chiller-1 circuit breaker in panel msb-4 WITH NEW 306a trip rating CIRCUIT BREAKER COMPATIBLE WITHEXISTING SWITCHBOARD MSB-4. re-label circuit breaker AS SERVING "ch-5".
re-label the chiller circuits from panel msb-4 to match new chiller 2-4 following chiller replacement.
replace existing 60a chp-1 circuit breaker in panel msb-4 with new cutler hammer 15a circuit breaker compatible withexisting switchboard - eaton cutler hammer pow-r-line switchboard, 480y/277v, 3 pH, 4w. circuit to be routed to newpump disconnect located at existing disconnect location, new pump vfd as shown and new chilled water #5 pumplocation. new circuit to be 4 each #12 thwn plus one each #12 copper ground in 1" emt conduit.
supply and install new 15a cutler hammer circuit breaker, compatible with existing switchboard msb-4, in circuitbreaker location. new circuit to include pump vfd, electrical disconnect and to be 4 each #12 thwn plus one each #12copper ground in 1" emt conduit. support conduit above concrete with unistrut anchor as required by specifications.
BOILER COLD WATER START BYPASS; REFER TO DETAIL #05 ON SHEET WL-9.
8
9
10
7
8 109
11
11
AIR SEPARATOR SCHEDULE
TAG Make Model
Quantity
RECOMMENDED FLOW
WEIGHT (FLANGED)
VOLUME PIPE SIZE DIMENSIONS
AS-1
Spirovent
DRAIN VDN 400 2 < 240 GPM 233 POUNDS 6.6 GALLONS 4" 20.6" LONG X 31.4 TALL
NEW OUTDOOR BOILER SCHEDULE
TAG DESCRIPTION MAKE MODEL QUANTITY TYPE PASS
HEAT INPUT
(MBH)
HEAT OUTPUT
(MBH)
MAX FLOW
(GPM)
MIN FLOW
(GPM)
DESIGN
FLOW
(GPM)
DELTA T
(°F)
BOILER PD
AT DESIGN
FLOW
(FEET)
RECOVERY
(GPH)
WATER
CONNECTIONS
(")
NG PIPE
CONNECTION
(")
OB-1
RAYTHERM
OUTDOOR BOILER
RAYPAK OUTDOOR MODEL H9-1758 1 NATURAL GAS SINGLE 1758 1441.5 200 90 144 20 7.3 8737 2-1/2" 1-1/4
AHU #5
EXISTING
30'-6"
20'-0"
11'-7"
2'-1"
16'-0"
o
O
A
AHU #1
EXISTING
17'-2"
11'-0"
2'-5"
3"
3"
4"
4"
6"
6"
26"Ø
24"Ø
20"Ø
12"Ø12"Ø
12"Ø12"Ø
5"
2'-5"
12'-8"
600 CFM 600 CFM
600 CFM600 CFM
500
EXISTING 26"Ø AND
ALL DUCTWORK AND
GRILLS
NEW 30"Ø
NEW 34"Ø
NEW 36"Ø
SD-A
500
SD-A
30"Ø
30"Ø
875
SD-B
1000
SD-C
NEW 40x40 DUCT
1000
SD-C
250
SD-A
36"Ø
24"Ø
20"Ø
1000
SD-C
14"Ø
750
SD-B
NEW
AHU #6
o
EXISTING
18x24
OAH-1
NEW 40x40 R/A DUCT
4"
NEW
AHU #8
NEW
AHU #7
3" CHWS/R
(83 GPM)
2-1/2"HWS/R
(58.2 GPM)
2-1/2" CHWS/R
(41.5 GPM)
2"HWS/R
(29.1 GPM)
2" CHWS/R
(41.7 GPM)
2"HWS/R
(30.9 GPM)
NEW 4" CHWS/R (124.7 GPM)
NEW 3"HWS/R (89.1 GPM)
3"
4"
3"
4"
5"
6"
NEW
40x36
NEW
30x24
TRANSITION AS
NECESSARY TO
CONNECT NEW
DUCTWORK WITH
EXISTING SUPPLY
DUCTWORK FROM
RTU-15B
TRANSITION AS NECESSARY TO
CONNECT NEW DUCTWORK
WITH EXISTING SUPPLY
DUCTWORK FROM RTU-15A
TRANSITION AS NECESSARY TO
CONNECT NEW DUCTWORK
WITH EXISTING SUPPLY
DUCTWORK FROM RTU-17
TRANSITION AS NECESSARY TO
CONNECT NEW DUCTWORK
WITH EXISTING SUPPLY
DUCTWORK FROM RTU-14
NEW
40x36
NEW
30x24
NEW
40x36
RA DUCT BELOW
NEW 14"Ø OA
NEW 14"Ø OA
2-1/2" CHWS/R
(41.5 GPM)
2"HWS/R
(29.1 GPM)
T
AHU-7
CO2
AHU-7
T
AHU-8
CO2
T
AHU-6
NEW
40x36
RA
R/A
14"Ø
OA
A
B
D
C
DATEJune 24
2016
NO. REV. DATE
Texas Registered Engineering Firm F-4882
REVISIONS :
SHEET INFO.
SD CC 12-15
SCALE:
95% CD CC 4.18.16
REV-1 CC / BC 6.10.16
100% CD CC / BC 6.24.16
wl-4
As noted.
2ND
FLO
OR
ar
ea a
FLO
OR
PLA
N
renovation floor plan area "A"scale: 1
8"=1'-0"a
4
CONTINUED ON SHEET WL-5
EXISTING CHILLEDWATER PIPING TO
EXISTING AIRHANDLERS
EXISTING HOTWATER PIPING TO
EXISTING AIRHANDLERS
replacement plan keyed notes:1 install 3-way valves and bypass piping for chilled WATER COIL and hot water COIL
ON AHU-7 AND AHU-8. REFER TO AHU COIL CONNECTION DETAIL ON SHEET WL-9.
install chilled and hot water piping air vents at highest point; route draintubing to nearest floor drain.
return air sound boot, internally lined with 1" thick anti-microbial thickinsulation. cover duct opening in mezzanine with wire mesh.
take-off to serve future indoor air handling units. provide blind flanges andbutterfly isolation valves.
INSTALL 3-WAY VALVE AND BYPASS PIPING AT AHU-6 FOR HOT WATER COIL ONLY.
INSTALL SHUT-OFF VALVES FOR CHILLED WATER AND HOT WATER PIPING AT ENTRANCE TOMEZZANINE.
2
3
4
3
1
1
2
5
54
6
6
EXISTING AHU
#2
YORK 10hp 460/3
13'-8"
6'-8"
7'-11"
9'-9"
7'-3"
6'-8"
8'-7"
5'-8"
8"
8"
EXISTING AHU
#3
YORK 10hp
460/3
EXISTING AHU
#4
YORK 15hp
460/3
60'-0"
15'-0"
AIR
COMP
11'-0"
FILTERS
13'-6"
100A DISC H2C
XFMR TL2C 75kVA
PNL L2C SECTION 1
PNL L2C SECTION 2
CONTROLS
AHU #2 DISCONNECT
AHU#2 HWP DISCONNECT
AHU #2 VFD
AHU#2 HWP STARTER
CONTROLS
AHU #3 DISCONNECT
AHU#3 HWP DISCONNECT
AHU #3 VFD
AHU#3 HWP STARTER
CO
NT
RO
LS
AH
U #4 D
IS
CO
NN
EC
T
AH
U#4 H
WP
D
IS
CO
NN
EC
T
AH
U #4 V
FD
AH
U#4 H
WP
S
TA
RT
ER
DWH
DIS
CO
NN
EC
T
DIS
CO
NN
EC
T
1000
SD-C
250
SD-A
24"Ø
20"Ø
14"Ø
750
SD-B
500
SD-A
500
SD-A
250
SD-A
750
SD-B
250
SD-A
750
SD-B
14"Ø
20"Ø
24"Ø
24"Ø
20"Ø
2'-5"
32"Ø
14"Ø
500
SD-A
500
SD-A
250
SD-A
750
SD-B
14"Ø
20"Ø
20"Ø
20"Ø
30"Ø
24"Ø
24"Ø
938
SD-C
30"Ø32"Ø
938
SD-C
24"Ø 24"Ø 28"Ø
500
SD-A
500
SD-A
NEW 40x40 R/A DUCT
40x40
S/A
NEW
AHU #9
NEW 38"Ø
NEW 20"Ø
NEW 34"Ø
RTU#31
TRANSITION AS
NECESSARY TO
CONNECT NEW 34"Ø
DUCTWORK WITH
EXISTING
HORIZONTAL
DUCTWORK FROM
RTU-21
TRANSITION AS
NECESSARY TO
CONNECT NEW 20"Ø
DUCTWORK WITH
EXISTING
HORIZONTAL
DUCTWORK FROM
RTU-31
NEW
AHU #10
MSB4 2000A
6"
4"CHWS/R
5"
4"
4"
5"
6"
2-1/2"
2-1/2"
NEW 40x40 R/A DUCT
NEW
14"Ø
OAH-2
NEW
14"Ø
OAH-3
28"Ø
2-1/2" CHWS/R
(31.8 GPM)
2"HWS/R
(23.9 GPM)
2" CHWS/R
(41.7 GPM)
2"HWS/R
(30.9 GPM)
2-1/2" CHWS/R
(73.5 GPM)
2-1/2"HWS/R
(54.8 GPM)
5"
6"
5"
6"
T
AHU-10
T
AHU-9
NEW
CHWP-5
NEW
PIPE
SUPPORT
4"
4"
4"HWS/R
NEW
EXP TANK
ET-2
NEW
EXP TANK
ET-1
CHWP-5
VFD
INSTALL NEW
PIPING MINIMUM
OF 8'-0" ABOVE
GROUND LEVEL.
TURN DOWN
PIPING TO
GROUND LEVEL
NEW
AS-1
NEW
AS-1
A
B
D
C
DATEJune 24
2016
NO. REV. DATE
Texas Registered Engineering Firm F-4882
REVISIONS :
SHEET INFO.
SD CC 12-15
SCALE:
95% CD CC 4.18.16
REV-1 CC / BC 6.10.16
100% CD CC / BC 6.24.16
wl-5
As noted.
2ND
FLO
OR
ar
ea b
FLO
OR
PLA
N
renovation floor plan AREA "B"scale: 1
8"=1'-0"a
replacement plan keyed notes:1 install 3-way valve and bypass piping at ahu-10 FOR CHILLED WATER COIL AND HOT
WATER COIL. REFER TO AHU COIL CONNECTION DETAIL ON SHEET WL-9.
install chilled and hot water piping air vents at highest point; route drain tubingto nearest floor drain.
INSTALL 3-WAY VALVE AND BYPASS PIPING AT AHU-9 FOR HOT WATER COIL ONLY.
INSTALL SHUT-OFF VALVES FOR CHILLED WATER AND HOT WATER PIPING AT ENTRANCE TOMEZZANINE.
2
1
2
3
3
4
4
AHU #5
EXISTING
30'-6"
20
'-0
"
11'-7"
2'-1"
16
'-0
" o
O
A
AHU #1
EXISTING
17
'-2
"
11'-0"
2'-5"
2'-5"
12
'-8
"
NEW 40x40 DUCTNEW
AHU #6
o
EXISTING
18x24
OAH-1
NEW 40x40 R/A DUCT
NEW
AHU #8
NEW
AHU #7
3" CHWS/R
(83 GPM)
2-1/2"HWS/R
(58.2 GPM)
2-1/2" CHWS/R
(41.5 GPM)
2"HWS/R
(29.1 GPM)
2" CHWS/R
(41.7 GPM)
2"HWS/R
(30.9 GPM)
NEW
40x36
NEW
40x36
NEW
40x36
RA DUCT BELOW
NEW 14"Ø OA
NEW 14"Ø OA
2-1/2" CHWS/R
(41.5 GPM)
2"HWS/R
(29.1 GPM)
NEW
40x36
RA
R/A
14"Ø
OA
R/A
CLASSROOM
OPEN PLENUM SPACE
MECH ROOM
CLASSROOM
36"Ø
40x40 SUPPLY
DUCT
NEW
AHU-6
NEW 18x24 OAH-1 INTAKE
HOOD ON ROOF
CORRIDOR
14" O/A TO AHU-7
14" O/A
TO
AHU-8
14" O/A
TO AHU-6
1" THICK ANTI-MICROBIAL INTERNAL LINING
IN RETURN AIR DUCT, TYPICAL ALL NEW
INDOOR AIR HANDLING UNITS
R/A
MECH
ROOM
CLASSROOM
NEW
AHU-7
CORRIDOR
14" O/A
AUDITORIUM
NEW 18x24 OAH-1
INTAKE HOOD ON ROOF
CLOSET
14" OA
TO AHU-6
NEW
40"x36"
SA
R/A
GRILL
RA-1
2'-0"
NEW 40"x36"
R/A
BALANCING DAMPER
(TYPICAL)
1" THICK ANTI-MICROBIAL
INTERNAL LINING IN
RETURN AIR DUCT,
TYPICAL ALL NEW INDOOR
AIR HANDLING UNITS
MECH
ROOM
CLASSROOM
NEW
AHU-8
CORRIDOR
14" O/A
AUDITORIUM
14" OA
TO AHU-6
NEW
40"x36"
RA
R/A
GRILL
RA-1
NEW
40"x36"
SA
NEW 18x24 OAH-1
INTAKE HOOD ON ROOF
1" THICK ANTI-MICROBIAL
INTERNAL LINING IN
RETURN AIR DUCT,
TYPICAL ALL NEW INDOOR
AIR HANDLING UNITS
DATEJune 24
2016
NO. REV. DATE
Texas Registered Engineering Firm F-4882
REVISIONS :
SHEET INFO.
SD CC 12-15
SCALE:
95% CD CC 4.18.16
REV-1 CC / BC 6.10.16
100% CD CC / BC 6.24.16
wl-6
As noted.
AH
U 6
, 7
AN
D 8
MEZ
ZA
NIN
E D
ETA
IL P
LA
NA
ND
ELEV
ATIO
NS
renovation floor plan NEW AHU #6, #7 AND #8 MEZZANINEscale: 1
4"=1'-0"a
ELEvation AHU-6 INSTALLATIONscale: 1
4"=1'-0"B
ELEvation AHU-7 INSTALLATIONscale: 1
4"=1'-0"C
ELEvation AHU-8 INSTALLATIONscale: 1
4"=1'-0"D
replacement plan keyed notes:
1
2
3
1 1 install 3-way valves and bypasspiping for chilled WATER COIL andhot water COIL ON AHU-7 ANDAHU-8. REFER TO AHU COILCONNECTION DETAIL ON SHEET WL-9.
install chilled and hot water piping airvents at highest point; route draintubing to nearest floor drain.
return air sound boot, internally linedwith 1" thick anti-microbial thickinsulation. cover duct opening inmezzanine with wire mesh.
NOTE NOT USED THIS SHEET.
INSTALL 3-WAY VALVE AND BYPASS PIPING ATAHU-6 FOR HOT WATER COIL ONLY.
INSTALL SHUT-OFF VALVES FOR CHILLED WATERAND HOT WATER PIPING AT ENTRANCE TOMEZZANINE.
2
3
4
5
6
5
6
EXISTING AHU
#2
YORK 10hp 460/3
13
'-8
"
6'-8"
7'-1
1"
9'-9
"7
'-3
"
6'-8"
8'-7"
5'-8
"
EXISTING AHU
#3
YORK 10hp
460/3
EXISTING AHU
#4
YORK 15hp
460/3
60
'-0
"
15'-0"
AIR
COMP
11'-0"
FILTERS
13'-6"
100A DISC H2C
XFMR TL2C 75kVA
PNL L2C SECTION 1
PNL L2C SECTION 2
CONTROLS
AHU #2 DISCONNECT
AHU#2 HWP DISCONNECT
AHU #2 VFD
AHU#2 HWP STARTER
CONTROLS
AHU #3 DISCONNECT
AHU#3 HWP DISCONNECT
AHU #3 VFD
AHU#3 HWP STARTER
CO
NT
RO
LS
AH
U #
4 D
IS
CO
NN
EC
T
AH
U#
4 H
WP
D
IS
CO
NN
EC
T
AH
U #
4 V
FD
AH
U#
4 H
WP
S
TA
RT
ER
DWH
DIS
CO
NN
EC
T
DIS
CO
NN
EC
T
2'-5
"
32"Ø
NEW 40x40 R/A DUCT
40x40
S/A
NEW
AHU #9
NEW 38"Ø
NEW
AHU #10
NEW 40x40 R/A DUCT
NEW
14"Ø
OAH-2
NEW
14"Ø
OAH-3
28"Ø
2-1/2" CHWS/R
(31.8 GPM)
2"HWS/R
(23.9 GPM)
2" CHWS/R
(41.7 GPM)
2"HWS/R
(30.9 GPM)
T
AHU-9
MECH
ROOM
CLASSROOM
NEW
AHU-10
CORRIDOR
16" O/A
NEW
40"x40"
RA
R/A
GRILL
RA-1
NEW
38"Ø
SA
NEW 16"Ø OAH-3
INTAKE HOOD ON ROOF
1" THICK ANTI-MICROBIAL INTERNAL LINING
IN RETURN AIR DUCT, TYPICAL ALL NEW
INDOOR AIR HANDLING UNITS
CLASSROOM
NEW
AHU-9
CORRIDOR
NEW
40"x40"
RA
R/A
GRILL
RA-1
16" O/A
MECH
ROOM
NEW
32"Ø
SA
NEW
40x40
SA
NEW 16"Ø OA
INTAKE HOOD OAH-2 ON ROOF
1" THICK ANTI-MICROBIAL INTERNAL LINING
IN RETURN AIR DUCT, TYPICAL ALL NEW
INDOOR AIR HANDLING UNITS
DATEJune 24
2016
NO. REV. DATE
Texas Registered Engineering Firm F-4882
REVISIONS :
SHEET INFO.
SD CC 12-15
SCALE:
95% CD CC 4.18.16
REV-1 CC / BC 6.10.16
100% CD CC / BC 6.24.16
wl-7
As noted.
AH
U 9
AN
D 1
0M
EZZA
NIN
E D
ETA
IL P
LA
NA
ND
ELEV
ATIO
NS
renovation floor plan NEW AHU #9 AND #10 MEZZANINEscale: 1/4"=1'-0"a
ELEVATION AHU #10 INSTALLATIONscale: 1/4"=1'-0"C
ELEVATION AHU #9 INSTALLATIONscale: 1/4"=1'-0"B
1
2
3
replacement plan keyed notes:1 install 3-way valve and bypass piping at ahu-10 FOR CHILLED WATER COIL AND HOT
WATER COIL. REFER TO AHU COIL CONNECTION DETAIL ON SHEET WL-9.
install chilled and hot water piping air vents at highest point; route drain tubingto nearest floor drain.
INSTALL 3-WAY VALVE AND BYPASS PIPING AT AHU-9 FOR HOT WATER COIL ONLY.
INSTALL SHUT-OFF VALVES FOR CHILLED WATER AND HOT WATER PIPING AT ENTRANCE TOMEZZANINE.
2
3
4
4
NEW
LENNOX
5-TON RTU#1
RTU-15B RELOCATED
TO REPLACE RTU-2
EXISTING RTU-2 CURB = 66"x102.5"
RE-USE EXISTING GAS LINES
DATEJune 24
2016
NO. REV. DATE
Texas Registered Engineering Firm F-4882
REVISIONS :
SHEET INFO.
SD CC 12-15
SCALE:
95% CD CC 4.18.16
REV-1 CC / BC 6.10.16
100% CD CC / BC 6.24.16
wl-8
As noted.
RTU
#1
AN
D #
2 D
ETA
ILrenovation floor planscale: 1/4"=1'-0"a
NEW RTU #1 SCHEDULE
abandoned rooftop curb cover detailno scaleb
Existing Roof Curb
Four (4) layers of rigid foam insulation as perinstructions in Detail "A"
New weather-resistant 34" plywood cap anchoredto existing curb with construction adhesive and3" wood screws.
New Galvanized sheetmetal cap anchored to plywood cap with constructionadhesive and 1-1/2" Galvalume rubber-washer metal roofing screws andflashed to existing curb.
New 2x6 Curb Joist spaced at 24" on center(to support plywood cap in case someonesteps on abandoned curb).
Simpson Strong-Tie Z-MAX Galvanized 18 Gauge 2x6 joistbracket or Engineer Approved Equal
rtu #1 and #2 plan keyed notes:1 Relocate existing rtu-15b to bookstore rtu#2 location. cap existing rtu#15b curb as per detail "b" this page.
trane catalog states that rtu-15B and rtu-2 should have the same curb requirements and can be relocatedwithout the need for curb transition. if field conditions vary from catalog data, provide and installadapter curb to transition from existing trane ycd121 to ySd150 unit.
provide and install new flexible gas connection to connect unit to existing natural gas piping.
re-use existing electrical circuit and condensate drain for new rtu; adjust for change in height due to newadapter curb as required.
re-use existing condensate drain for relocated rtu; adjust for change in height due to new adapter curb asrequired.
renovated rtu#2 circuit must consist of 40a mocp; minimum conductor size #8. replace existing mocp and/orcircuit conductors as required for new service of rtu#15B at RTU #2 location.
supply and install duct material as required to transition existing supply and return ductwork to new unit.
provide and install new rtu#1 per schedule this drawing.
2
3
4
5
6
1
2
3
5
6
7
7
8
8
7
3
4
DATEJune 24
2016
NO. REV. DATE
Texas Registered Engineering Firm F-4882
REVISIONS :
SHEET INFO.
SD CC 12-15
SCALE:
95% CD CC 4.18.16
REV-1 CC / BC 6.10.16
100% CD CC / BC 6.24.16
wl-9
As noted.
SCH
EDU
LES
AN
D D
ETA
ILS
NEW HYDRONIC AIR HANDLER SCHEDULE
NEW INDOOR AIR HANDLER SCHEDULE NOTES:1. UNITS TO BE 1" 1.5 POUND TUF-SKINii INSULATED DOUBLE WALL CONSTRUCTION2. COMBINATION FILTER MIXING BOX WITH DUAL OPPOSED BLADE DAMPERS AND 2" PLEATED MERV 8 FILTERS.3. PREMIUM EFFICIENCY ODP MOTOR.4. PROVIDE NEOPRENE VIBRATION ISOLATION PADS FOR EACH AHU. FAN SHALL BE INTERNALLY ISOLATED ON SPRING MOUNTS.5. PROVIDE AND INSTALL VFD FOR EACH NEW INDOOR AIR HANDLING UNIT.
AIR DEVICE SCHEDULE
TAG SYMBOL DESCRIPTION MAKE MODEL REMARKS MOUNTING INSTRUCTIONS
MOUNTING
GRAPHIC
SD-A
SPIRAL DUCT
LINEAR GRILL
PRICE 18x12-620DAL-SDF-L-A-B17
ALUMINUM DOUBLE DEFLECTION GRILL, BLACK,
WITH ALUMINUM DAMPER AND SPIRAL DUCT
FRAME THAT VARIES IN CURVATURE TO DUCT
SIZE
MOUNT TO SPIRAL DUCT AT 4PM AND 8PM
POSITION RELATIVE TO NOON AT TOP OF DUCT
SD-B
SWIVEL JET
NOZZLE
PRICE JNA / 21 / SV / AL
SWIVEL JET ADJUSTABLE NOZZLE COMPLETE
WITH SERVO TO ALLOW FOR ADJUSTMENT WITH
ENERGY MANAGEMENT SYSTEM
MOUNTED ON 28"x28" TAKEOFF FROM SPIRAL
DUCT
SD-C ROUND CONE PRICE 14 / ARCD / B17
ALUMINUM ROUND CONE DIFFUSER, ADJUSTABLE
FLOW PATTERN WITH CONE ADJUSTMENT, BLACK
FINISH; CAN BE ADJUSTED BETWEEN HORIZONTAL
AND VERTICAL AIR PATTERN
MOUNT ON VERTICAL TAKEOFF OFF SPIRAL DUCT;
INCLUDE BALANCING DAMPER
RA-1 N/A
LOUVERED
RETURN
PRICE 48x48 / 610Z / F / L / A / B17
LOUVERED RETURN GRILL, 45° DEFLECTION,
BLACK
SURFACE MOUNT AT RETURN AIR OPENING N/A
NEW AIR DEVICE SCHEDULE
DATEJune 24
2016
NO. REV. DATE
Texas Registered Engineering Firm F-4882
REVISIONS :
SHEET INFO.
SD CC 12-15
SCALE:
95% CD CC 4.18.16
REV-1 CC / BC 6.10.16
100% CD CC / BC 6.24.16
wl-10
As noted.
det
ail
s a
nd
CO
NTR
OL
sch
ema
tic
s
CHWS
T
AI - Building CHW Return Temperature
DI - Chilled Water Flow Status
T
H
L
AI - Chilled Water Differential Pressure
*Chiller
CHWR
*Provide BacNet chiller interface
panel, refer to specifications.
CHWR
T
AI - Building CHW Supply Temperature
CHILLER-5CHWS
AI - Chiller Entering Water Temp
AI - Chiller Leaving Water Temp
DO - Chiller Enable/Disable
AO - CHW Supply Temp Setpoint
AI - Chiller % of Full Load
AI - Chiller Amps
DI - Compressor Status
DI - Chiller Auto Reset Alarm Status
DI - Chiller Manual Reset Alarm Status
VFD
HWP-1
M
HWS
H
L
AI - Hot Water Differential Pressure
HWR
HWR
AI - Pump Differential Pressure
H L
DI - Pump VFD Fault
AO - Pump VFD Speed
DO - Pump Start/Stop
AI - Pump Amps/Status (CT)
*Boiler
*Provide BacNet boiler interface
panel, refer to specifications.
BOILER OB-1
DO - Boiler Enable/Disable
AO - HW Supply Temp Setpoint
DI (x4) - Burner Stage
DI - Boiler Alarm Status
DI - Hot Water Flow Status
T
T
HWS
AI - Boiler Entering Water Temp
AI - Boiler Leaving Water Temp
T
AI - Building HW Return Temperature
T
AI - Building HW Supply Temperature
AO - Heating Valve Control
M
CHW
AO - Cooling Valve Control
SA
M
SF
M
SD
T
DO - Supply Fan Start/Stop
DI - Supply Fan Status (CT)
T
ZONE
HWR
HWS
CHWR
CHWS
Starter
Motor
AI - Supply Air Temperature
AI - Zone Temperature
ZONE
AI - Zone CO2 Concentration
CO
2
(AHU-7 and AHU-8 only)
H
RA
M
M
AO - Outside Air Damper
OA
AI - Return Air Relative Humidity
AO - Return Air Damper
T
AI - Return Air Temperature
SD
T
DI - Freezestat Trip Status
FILT
ER
T
AI - Mixed Air Temperature
VFD
CHWP-5
M
AI - Pump Differential Pressure
H L
DI - Pump VFD Fault
AO - Pump VFD Speed
DO - Pump Start/Stop
AI - Pump Amps/Status (CT)
M
AO - Cold Water Start Valve Control
HW
T
FUTURE CHILLER
AND PUMP
CHWR
CHWR
CHWS
HWR
HWS
HWR
FUTURE BOILER
AND PUMP
Install sensor at a location approximately 2/3
of the distance down the length of the longest
piping run from the CHW pump. Pump VFD
shall be set to maintain constant DP at this
point. Estimated setpoint = 6.5 psi. Adjust
DP setpoint as necessary to achieve design
flow at all AHUs.
Install sensor at a location approximately 2/3
of the distance down the length of the longest
piping run from the HW pump. Pump VFD
shall be set to maintain constant DP at this
point. Estimated setpoint = 6.5 psi. Adjust
DP setpoint as necessary to achieve design
flow at all AHUs.