Addendum_#1_-_Clay_Co_FS_24_-_Mech_(2026_02-17).pdf
PDF 2 MB Posted
- Attached to
- Construction of Clay County Fire Station No. 24
- Solicitation number
- 25/26-042
- Issued by
- Clay County, Harold CDP, Florida
About this file
This is Addendum #1 to the bid documents for Clay County Fire Station No. 24, issued by Clay County, Florida on February 17, 2026. The addendum provides detailed mechanical, electrical, and HVAC system specifications for the construction of a new approximately 16,633 square-foot, four-bay fire station facility located at 1075 County Road 226 in Green Cove Springs, Florida. The addendum includes comprehensive HVAC floor plans (Areas A and B) and roof plan specifications detailing air handling units (AHU-1 through AHU-6), multiple condensing units (CU-1 through CU-6), ductless split systems for specialized areas, rooftop units (RTU-OA), exhaust fans, and associated ductwork with specific CFM ratings, damper locations, and control requirements. The original HVAC floor plan was split into three separate floor plans (Sheets M101A, M101B, and M101C) in this addendum revision. The mandatory pre-bid meeting was held on February 6, 2026, with sealed bids due electronically by March 2, 2026, at 4:00 p.m., and bid opening scheduled for March 3, 2026, at 9:00 a.m.
The mechanical specifications require a DDC (Direct Digital Control) controls system with front-end monitoring and control capabilities in IT-114, capable of integration into the existing County control system, with monitoring of fan status, compressor status, temperature, and humidity for specified units. The HVAC systems include multiple equipment types: electric unit heaters (Qmark MUH-15-2 and LFK series models), ductless split systems (Mitsubishi/Trane units using R-454b refrigerant), and specialized controls for exhaust fans and gas detection systems. Key installation requirements include manual and motorized balance dampers, freeze protection heaters, condensate management with overflow alarms, and refrigerant line sizing per manufacturer specifications. The project is funded through FEMA Public Assistance Grant Program, requiring compliance with Davis-Bacon Act prevailing wage requirements and federal regulations under 2 CFR Part 200. Substantial completion is required by March 15, 2027, with Final Certificate of Occupancy by March 20, 2027, with liquidated damages of $1,000 per day for delays beyond the completion deadline.
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Text version
DECON
CORR
LOBBY
CORR
MEETING
WATCH
IT
ELEC
QUIET RM
OFFICE
PPE STOR
MEDICAL
CORR
WOMEN
LAUNDRY
SHOWER RM
LOCKERS
FITNESS
VESTIBULE
CORR
CAPT SUITE
CAPT RR
CAPT OFF
BUNK 13
153BUNK1
AHU-1
AHU-2
T
TO AHU-1
T TO AHU-2
AHU-3 AHU-4
T
TO AHU-3
T TO AHU-4
AHU-5
T
TO AHU-5
x 1
RA
G-6, 4'0" LONG, ONE 2" SLOT,
300 CFM - 10"⌀ FLEX
CONNECTION TO PLENUM
(TYP. FOR 4)
G-1, 6"⌀
20 CFM
(TYP. FOR 2)
G-1, 12"⌀
350 CFM
ø
SA
x 12 SA 12 x 12 SA 8
G-7, 24X24 G-2, 12X12 x 1
RA
x 12 RA 14
BD
BD
G-1, 10"⌀
265 CFM
(TYP. FOR 2)
G-1, 10"⌀
285 CFM
(TYP. FOR 2)
G-1, 10"⌀
240 CFM
(TYP. FOR 2)
G-1, 10"⌀
290 CFM
BD
BD
BD
x 1
SA
ø
SA
x 1
SA
x 1
SA
x 1
SA
x 1
SA
BD
G-2, 22X22 x 1
SA
x 10 SA 6
G-2, 8X8
(TYP. FOR 2)
BD
x 1
RA
G-1, 8"⌀
140 CFM
G-1, 8"⌀
200 CFM
G-1, 8"⌀
160 CFM
G-1, 8"⌀
100 CFM
G-1, 8"⌀
100 CFM
G-1, 6"⌀
25 CFM
G-1, 8"⌀
120 CFM
G-2, 10X10
G-2, 8X8 G-2, 8X8
G-2, 8X8
G-1, 6"⌀
90 CFM
G-1, 6"⌀
50 CFM
G-1, 6"⌀
60 CFM
x 1
SA
ø SA8" x 1
SA
BD
x 1
SA
x 1
SA
x 10 SA 10 x 8 SA 8
BD
BD
x 1
SA
x 1
SA
ø SA6" x 1
RA
x 12 RA 14
BD
x 8 RA 12 x 1
RA
x 8 RA 8
KITCHEN
DINING
HVAC NOTES:
EXHAUST DUCTWORK SERVING HOOD SHALL BE LISTED, PRE-FABRICATED SINGLE-WALL LIQUID-TIGHT GREASE DUCT
SEE HOOD DRAWINGS ON SHEETS M301 THRU M307.
RUN 4"⌀ DRYER EXHAUST DUCT UP ALONG WALL BEHIND DRYER, THEN ACROSS TO EXTERIOR WALL ABOVE CEILING TO DRYER WALL CAP (WITH BACKDRAFT DAMPER AND NO INSECT SCREEN). DUCT MUST BE RUN IN AS DIRECT A ROUTE AS
POSSIBLE BECAUSE OF DRYER DUCT LENGTH LIMITATIONS.
SEE WALL ELEVATION ON ARCHITECTURAL SHEETS FOR ARRANGEMENT OF SUPPLY DIFFUSERS AND RETURN GRILLES IN MEETING-102. RETURN GRILLE SHOULD BE CENTERED WITH PEAK OF SLOPING CEILING, MOUNTED WITH BOTTOM AT APPROX 12'0" A.F.F.. SUPPLY DIFFUSERS SHOULD BE MOUNTED WITH CENTER AT APPROX 10'6" A.F.F., WITH POSITIONS ON
LEFT AND RIGHT MIRRORING EACH OTHER.
NOT USED
RUN 4"⌀ DRYER EXHAUST DUCT UP INSIDE WALL BEHIND DRYER, STRAIGHT UP TO DRYER VENT CAP (WITH BACKDRAFT DAMPER AND NO INSECT SCREEN) ON ROOF. DUCT MUST BE RUN IN AS DIRECT A ROUTE AS POSSIBLE BECAUSE OF DRYER
DUCT LENGTH LIMITATIONS.
DIFFUSER/GRILLE NOTES:
G-1, 8"⌀, 185 CFM
G-1, 6"⌀, 50 CFM
G-1, 10"⌀, 330 CFM
G-1, 8"⌀, 120 CFM
G-2, 12X12 ø SA6" ø SA6"
BD
BD
BD
ø EA10" ø EA10"
HOOD #1
x 16 OA 16
NO2
CO
AHU-IT
10X6 EA DOWN
FROM EF-1
x 6 E
A
G-3, 6X6
75 CFM
G-3, 8X8
175 CFM
10"⌀ EA DOWN
FROM EF-HOOD
16X16 OA DOWN
FROM RTU-OA
TS
TO AHU-FITNESS
T
TO AHU-IT
AHU-FITNESS
MEN
105 WOMEN
x 6 E
A ø
EA
4"
DRYER
WALL CAP
G-6, 4'0" LONG, ONE 2" SLOT,
310 CFM - 10"⌀ FLEX
CONNECTION TO PLENUM
x 14 SA 16x 12 SA 10 x 1
SA
x 12 RA 22
G-2, 12X12
BD
GENERAL NOTES:
AT EACH AIR HANDLER WITH OUTSIDE AIR CONNECTION TO
THE RETURN, A MANUAL BALANCE DAMPER MUST BE
PROVIDED ON THE OUTSIDE AIR BRANCH DUCT SERVING THAT
AIR HANDLER, AND A MANUAL BALANCE DAMPER SHALL ALSO
BE PROVIDED ON THE RETURN DUCT DUCT UPSTREAM FROM
THE OUTSIDE AIR BRANCH DUCT CONNECTION. BOTH
DAMPERS SHOULD BE ACCESSIBLE.
IN ROOMS SERVED BY AHU-IT, AHU-FITNES, AND AHU-5, THERE
SHALL BE A THERMOSTAT SERVING THE UNIT ITSELF (MARKED
BY 'T'), AND AN ADJACENT TEMPERATURE SENSOR (MARKED
BY 'TS') THAT REPORTS TO THE DDC CONTROLS SYTEM.
IN THE AREA BENEATH THE LOW-FLAT ROOF, DUCTS MUST BE
RUN BETWEEN THE STRUCTURAL MEMBERS SUPPORTING THE
ROOF (OR FOR SMALL OR SHALLOW DUCTS, UNDER THE
STRUCTURAL MEMBERS).
BD
x 1
O A x 10 OA 10 x 6 OA 8
CONDENSATE/REFRIGERANT NOTES:
RUN CONDENSATE FROM AHU-1, AHU-2, AHU-3, AHU-4, AHU-5, & AHU-6 TO HUB DRAIN IN SAME ROOM
WHERE AIR HANDLER IS INSTALLED.
PUMP CONDENSATE FROM AHU-IT TO HUB DRAIN IN MECHANICAL CLOSET CONTAINING AHU-1 & AHU-2.
PUMP CONDENSATE FROM AHU-FITNESS TO HUB DRAIN IN MECHANICAL CLOSET CONTAINING AHU-5.
FOR AHU-1 THRU AHU-5, AHU-IT, & AHU-FITNESS, RUN REFRIGERANT LINES ABOVE CEILING THEN ACROSS BUILDING TO FLAT ROOF AREA, THEN UP THROUGH FLAT ROOF (GROUPING TOGETHER TO
MINIMIZE PENETRATIONS) AND OVER TO CONDENSING UNITS.
FOR AHU-6, RUN REFRIGERANT LINES UP ABOVE CEILING, THEN RUN THROUGH EXTERIOR WALL, THROUGH STORAGE-157 & MAINT-156, DOWN EXTERIOR WALL OF MAINT-156, AND TO CONDENSING
UNIT.
G-8, 6x6
50 CFM
x 8 O
A
BD
T
TS
TS
BD
x 8 O
A x 1
O A x 10 OA 12 x 18 SA 18 x 6 OA 6 x 14 OA 14
BD
x 10 OA 12
2x 1
O A
HVAC CONTROLS SYSTEM,
DDC CONTROLLER
4"⌀ EA
DRYER VENT
DAY ROOM
x 8 R
A x 1
RA
G-2, 10X10 x 10 RA 12
G-2, 8X8 x 8 T
A
FD
BD
BD
G-7, 6X6
(TYP FOR 2)
JUST BELOW CEILING
FDFPH-DECON
FD FD
FD
FD
FD
G-1, 6"⌀
50 CFM
x 12 RA 12
CONDENSATE OVERFLOW
VISUAL ALARM (TO AHU-IT)
EF-4 EF-5
ø
EA
6"
EF-6
EF-7
EF-8
EF-9
EF-10
WALL CAP
ø EA6"
8X8 EA DOWN
FROM VH-1
ø
EA
5" ø
EA
8" ø
EA
8" ø
EA
8" ø EA8"
12X12 EA
DOWN FROM
VH-2
ENGINEERING
P H&
POWELL & HINKLE ENGINEERING, P.A.
1409 KINGSLEY AVENUE, BLDG 12A
ORANGE PARK, FLORIDA 32073
(904) 264-5570 FAX:(904) 278-2646
ROBERT L. HINKLE
GALTON C. MOK
LANE R. HINKLE
THOMAS M. ELDER
RICHARD A. MATHEWS
PE 29302
PE 33192
PE 48076
PE 56121
PE 59418
DAVID R. SPELL JR. PE 54729
JAMES L. HENNESSEY PE 83241
DATE:
PROJECT NO.:
THIS DRAWING IS AN INSTRUMENT OF SERVICE
AND IS THE PROPERTY OF DASHER HURST
ARCHITECTS, PA. IT SHALL NOT BE
REPRODUCED IN WHOLE OR IN PART WITHOUT
THE EXPRESS WRITTEN PERMISSION OF DASHER
HURST ARCHITECTS, PA.
DASHER HURST
1 0 2 2 P A R K S T R E E T , S U I T E 2 0 8
A R C H I T E C T S
J A C K S O N V I L L E , F L O R I D A 3 2 2 0 4 P H O N E : 9 0 4 . 4 2 5 . 1 1 9 0
F L L I C E N S E N U M B E R A A 2 6 0 0 2 1 6 5 W. W. W. D A S H E R H U R S T . C O M
HVAC FLOOR
PLAN - AREA
"A"
22003
06.23.2023
C O
UN
TY
R O
A D
G
RE
EN
C
O V
E
SP
RI
N
G S, F L
M101A
BID DOCUMENTS
C
LA
Y C
O
UN
TY
C
LA
Y C
O F
IR
E
ST
A
TIO
N
STRUCTURAL ENGINEER
G.M. HILL ENGINEERING,
INC.
9700 PHILIPS HWY, SUITE 101
JACKSONVILLE, FL 32256
3/16" = 1'-0"1 HVAC FLOOR PLAN - AREA "A"
NEW SHEET - ORIGINAL HVAC FLOOR PLAN
(SHEET M101) WAS SPLIT UP INTO THREE
FLOOR PLANS (SHEETS M101A, M101B, AND
M101C)
REVISIONS
# DATE DESCRIPTION
1 11/03/2023 Permit Rev 1 3 07/19/2024 VE Rev 1
4 09/05/2025 90% IRC REVIEW
5 02/17/2026 ADD #1
HVAC KEY PLAN
CAPT SUITE
CAPT OFF
MAINT
STOR
BUNK 13
BUNK 12
W/C
BUNK11
BUNK10
BUNK9
BUNK8
BUNK1
BUNK2
BUNK3
BUNK4
BUNK5
BUNK6
BUNK7
CORR
AHU-6
T
TO AHU-6
G-1, 8"⌀
100 CFM
G-1, 6"⌀
85 CFM
G-1, 6"⌀
85 CFM
G-1, 6"⌀
85 CFM
G-1, 6"⌀
85 CFM
G-1, 6"⌀
85 CFM
G-1, 8"⌀
95 CFM
G-1, 8"⌀
95 CFM
G-1, 6"⌀
85 CFM
G-1, 6"⌀
75 CFM
G-1, 6"⌀
75 CFM
G-1, 6"⌀
25 CFM
G-1, 6"⌀
85 CFM
G-1, 6"⌀
85 CFM
G-1, 8"⌀
90 CFM
(TYP. FOR 4)
G-2, 6X6
(TYP. FOR 13
x 1
SA
x 10 SA 18 x 10 SA 8 x 1
SA
x 1
SA
BD
BD
BD
x 1
SA
x 1
SA
ø
SA
8" ø
SA
8" x 10 SA 12
BD
x 10 SA 12 x 1
SA
BD
BD
x 6 R
A x 8 R
A x 8 R
A x 8
R A x 6
R A x 8 RA 16 x 8 R
A x 1
RA
x 1
SA
x 1
SA
x 1
SA
x 1
SA
x 8 RA 18 x 8 RA 12 x 8 R
A x 6
R A x 8
R A x 6
R A x 8 R
A
BD
G-2, 12X12
CU-6
x 8 O
A
BD
x 8 T
A
FPH-STOR
FPH-MAINT
G-2, 8X8
FD
FD
FDFD
FD FD
FDFD
FD
FD
FD
FD
FD
FD
FD
FD
FD FD
FD
FD
FD
FD
FDFD
FD
FD
FDFD
GENERAL NOTES:
AT EACH AIR HANDLER WITH OUTSIDE AIR CONNECTION TO
THE RETURN, A MANUAL BALANCE DAMPER MUST BE
PROVIDED ON THE OUTSIDE AIR BRANCH DUCT SERVING THAT
AIR HANDLER, AND A MANUAL BALANCE DAMPER SHALL ALSO
BE PROVIDED ON THE RETURN DUCT DUCT UPSTREAM FROM
THE OUTSIDE AIR BRANCH DUCT CONNECTION. BOTH
DAMPERS SHOULD BE ACCESSIBLE.
IN ROOMS SERVED BY AHU-IT, AHU-FITNES, AND AHU-5, THERE
SHALL BE A THERMOSTAT SERVING THE UNIT ITSELF (MARKED
BY 'T'), AND AN ADJACENT TEMPERATURE SENSOR (MARKED
BY 'TS') THAT REPORTS TO THE DDC CONTROLS SYTEM.
IN THE AREA BENEATH THE LOW-FLAT ROOF, DUCTS MUST BE
RUN BETWEEN THE STRUCTURAL MEMBERS SUPPORTING THE
ROOF (OR FOR SMALL OR SHALLOW DUCTS, UNDER THE
STRUCTURAL MEMBERS).
CONDENSATE/REFRIGERANT NOTES:
RUN CONDENSATE FROM AHU-1, AHU-2, AHU-3, AHU-4, AHU-5, & AHU-6 TO HUB DRAIN IN SAME ROOM
WHERE AIR HANDLER IS INSTALLED.
PUMP CONDENSATE FROM AHU-IT TO HUB DRAIN IN MECHANICAL CLOSET CONTAINING AHU-1 & AHU-2.
PUMP CONDENSATE FROM AHU-FITNESS TO HUB DRAIN IN MECHANICAL CLOSET CONTAINING AHU-5.
FOR AHU-1 THRU AHU-5, AHU-IT, & AHU-FITNESS, RUN REFRIGERANT LINES ABOVE CEILING THEN ACROSS BUILDING TO FLAT ROOF AREA, THEN UP THROUGH FLAT ROOF (GROUPING TOGETHER TO
MINIMIZE PENETRATIONS) AND OVER TO CONDENSING UNITS.
FOR AHU-6, RUN REFRIGERANT LINES UP ABOVE CEILING, THEN RUN THROUGH EXTERIOR WALL, THROUGH STORAGE-157 & MAINT-156, DOWN EXTERIOR WALL OF MAINT-156, AND TO CONDENSING
UNIT.
FD
EF-11
WALL CAP
ø
EA
6"
WALL CAP
ENGINEERING
P H&
POWELL & HINKLE ENGINEERING, P.A.
1409 KINGSLEY AVENUE, BLDG 12A
ORANGE PARK, FLORIDA 32073
(904) 264-5570 FAX:(904) 278-2646
ROBERT L. HINKLE
GALTON C. MOK
LANE R. HINKLE
THOMAS M. ELDER
RICHARD A. MATHEWS
PE 29302
PE 33192
PE 48076
PE 56121
PE 59418
DAVID R. SPELL JR. PE 54729
JAMES L. HENNESSEY PE 83241
DATE:
PROJECT NO.:
THIS DRAWING IS AN INSTRUMENT OF SERVICE
AND IS THE PROPERTY OF DASHER HURST
ARCHITECTS, PA. IT SHALL NOT BE
REPRODUCED IN WHOLE OR IN PART WITHOUT
THE EXPRESS WRITTEN PERMISSION OF DASHER
HURST ARCHITECTS, PA.
DASHER HURST
1 0 2 2 P A R K S T R E E T , S U I T E 2 0 8
A R C H I T E C T S
J A C K S O N V I L L E , F L O R I D A 3 2 2 0 4 P H O N E : 9 0 4 . 4 2 5 . 1 1 9 0
F L L I C E N S E N U M B E R A A 2 6 0 0 2 1 6 5 W. W. W. D A S H E R H U R S T . C O M
HVAC FLOOR
PLAN - AREA
"B"
22003
06.23.2023
C O
UN
TY
R O
A D
G
RE
EN
C
O V
E
SP
RI
N
G S, F L
M101B
BID DOCUMENTS
C
LA
Y C
O
UN
TY
C
LA
Y C
O F
IR
E
ST
A
TIO
N
STRUCTURAL ENGINEER
G.M. HILL ENGINEERING,
INC.
9700 PHILIPS HWY, SUITE 101
JACKSONVILLE, FL 32256
3/16" = 1'-0"1 HVAC FLOOR PLAN - AREA "B"
NEW SHEET - ORIGINAL HVAC FLOOR PLAN
(SHEET M101) WAS SPLIT UP INTO THREE FLOOR
PLANS (SHEETS M101A, M101B, AND M101C)
REVISIONS
# DATE DESCRIPTION
3 07/19/2024 VE Rev 1
HVAC KEY PLAN
RTU-OA
CU-FITCU-5
CU-IT
CU-1
CU-2
CU-3
CU-4
EF-HOOD
EF-1
HVAC NOTES:
RUN CONDENSATE FROM RTU-OA TO NEAREST ROOF DRAIN THAT RUNS TO STORM SYSTEM.
DO NOT DUMP CONDENSATE TO THE ADJACENT OVERFLOW ROOF DRAIN THAT DRAINS TO
GRADE.
MOUNT CONDENSING UNITS ON ALUMINUM OR GALVANIZED STEEL RACKS TIED TO
STRUCTURE, WITH CLEARANCE IN ACCORDANCE WITH FLORIDA BUILDING CODE, TABLE 1510.10.
GENERAL CONTRACTOR IS TO COORDINATE THE RACK WITH THE ROOF FRAMING LAYOUT (SO
THAT LEGS OF RACK SIT ON THE FRAMING MEMBERS, NOT BETWEEN JOISTS) AND CUSTOM
SIZE THE RACK IF NECESSARY TO ENSURE PROPER SUPPORT.
CU-1, CU-2, & CU-IT SHOULD BE MOUNTED ON A COMMON RACK WITH 18" CLEARANCE.
CU-3 & CU-4 SHOULD BE MOUNTED ON A COMMON RACK WITH 18" CLEARANCE.
CU-5 & CU-FIT SHOULD BE MOUNTED ON A COMMON RACK WITH 14" CLEARANCE.
PROVIDE STACK ON FAN DISCHARGE TO MAINTAIN MINIMUM 5'-0" CLEARANCE FROM ADJACENT
BUILDING STRUCTURE PER FLORIDA MECHANICAL CODE SECTION 506.3.13.3.
DRYER VENT CAP
VH-1
VH-2
ENGINEERING
P H&
POWELL & HINKLE ENGINEERING, P.A.
1409 KINGSLEY AVENUE, BLDG 12A
ORANGE PARK, FLORIDA 32073
(904) 264-5570 FAX:(904) 278-2646
ROBERT L. HINKLE
GALTON C. MOK
LANE R. HINKLE
THOMAS M. ELDER
RICHARD A. MATHEWS
PE 29302
PE 33192
PE 48076
PE 56121
PE 59418
DAVID R. SPELL JR. PE 54729
JAMES L. HENNESSEY PE 83241
DATE:
PROJECT NO.:
THIS DRAWING IS AN INSTRUMENT OF SERVICE
AND IS THE PROPERTY OF DASHER HURST
ARCHITECTS, PA. IT SHALL NOT BE
REPRODUCED IN WHOLE OR IN PART WITHOUT
THE EXPRESS WRITTEN PERMISSION OF DASHER
HURST ARCHITECTS, PA.
DASHER HURST
1 0 2 2 P A R K S T R E E T , S U I T E 2 0 8
A R C H I T E C T S
J A C K S O N V I L L E , F L O R I D A 3 2 2 0 4 P H O N E : 9 0 4 . 4 2 5 . 1 1 9 0
F L L I C E N S E N U M B E R A A 2 6 0 0 2 1 6 5 W. W. W. D A S H E R H U R S T . C O M
HVAC ROOF
PLAN
22003
06.23.2023
C O
UN
TY
R O
A D
G
RE
EN
C
O V
E
SP
RI
N
G S, F L
M102
BID DOCUMENTS
C
LA
Y C
O
UN
TY
C
LA
Y C
O F
IR
E
ST
A
TIO
N
STRUCTURAL ENGINEER
G.M. HILL ENGINEERING,
INC.
9700 PHILIPS HWY, SUITE 101
JACKSONVILLE, FL 32256
1/8" = 1'-0"1 HVAC ROOF PLAN
REVISIONS
# DATE DESCRIPTION
1 11/03/2023 Permit Rev 1 2 12/11/2023 Permit Rev 2
4 09/05/2025 90% IRC REVIEW
GENERAL DAMPER NOTE:
DAMPERS HAVE BEEN LOCATED (TO THE EXTENT POSSIBLE) ABOVE LAY-IN CEILINGS SO THAT THEY CAN BE
ACCESSED FOR ADJUSTMENT.
SUPPLY FLEX DUCT CONNECTIONS THAT ARE INACCESSIBLE (ABOVE HARD CEILINGS, OR TOO HIGH FOR ACCESS) SHALL HAVE YOUNG REGULATOR DAMPER IN BRANCH DUCT, WITH REMOTE ADJUSTMENT DEVICE
LOCATED IN CEILING ADJACENT TO GRILLE (YOUNG REGULATOR MODEL # 270-301).
MANUAL BALANCE DAMPERS LOCATED IN INACCESSIBLE AREAS (ABOVE HARD CEILINGS, OR TOO HIGH FOR ACCESS) SHALL HAVE YOUNG REGULATOR DAMPER, WITH REMOTE ADJUSTMENT DEVICE LOCATED IN
CEILING BELOW, WITH LABEL (YOUNG REGULATOR MODEL # 270-301).
HVAC LEGEND
THERMOSTAT
TEMPERATURE SENSOR FOR MONITORING
T
DUCT-MOUNTED SMOKE DETECTORS
DUCT-MOUNTED SMOKE DETECTOR
ELECTRIC UNIT HEATEREUH NEW SUPPLY DIFFUSER
NEW RETURN GRILLE
NEW DUCT
DUCT WITH DAMPER
NEW LINEAR GRILLE
EXHAUST FANEF
AIR HANDLING UNITAHU
CONDENSING UNITCU
ROOFTOP AIR CONDITIONING UNITRTU
SUPPLY AIRSA
RETURN AIRRA
EXHAUST AIREA
TRANSFER AIRTA
OUTSIDE AIROA
MANUAL BALANCE DAMPERBD
MOTORIZED BALANCE DAMPERMD
OPENING ABOVE CEILINGO.A.C.
FREEZE PROTECTION HEATERFPH
TS
CO
FIRE DAMPERFD
HVAC CONTROLS
PROVIDE DDC CONTROLS SYSTEM SERVING HVAC SYSTEMS, WITH THE CAPABILITY TO INTEGRATE INTO EXISTING CENTRAL COUNTY CONTROL
SYSTEM.
SYSTEM SHALL BE PROVIDED WITH FRONT-END ON SITE IN "IT-114", WITH THE ADD-ALTERNATE OPTION TO BE TIED INTO THE EXISTING COUNTY
CONTROL SYSTEMS FOR REMOTE MONITORING.
SYSTEM SHALL PROVIDE FOR MONITORING (OF FAN STATUS, COMPRESSOR STATUS, ELECTRIC HEAT STATUS, SPACE TEMPERATURE, DISCHARGE AIR TEMPERATURE) AND CONTROL (OF TEMPERATURE SETPOINTS AND SCHEDULES) OF AHU/CU-1,2,3,4,6.
SYSTEM SHALL PROVIDE FOR TEMPERATURE MONITORING OF SPACES SERVED BY MINI-SPLIT SYSTEMS (AHU/CU-IT, AHU/CU-FITNESS, AHU/CU-5), WITH TEMPERATURE SENSOR ADJACENT TO UNIT THERMOSTAT. THE CONTROL OF THESE SYSTEMS WILL BE BY MANUFACTURER'S
CONTROLS & THERMOSTAT.
SYSTEM SHALL PROVIDE FOR MONITORING (OF FAN STATUS, DISCHARGE TEMPERATURE, AND RELATIVE HUMIDITY LEVELS) OF AIR LEAVING RTU-OA. SCHEDULING AND UNIT SETUP OF RTU-OA SHALL BE BY MANUFACTURERS CONTROLS AT UNIT, WITH REMOTE STATION ALSO LOCATED
IN "IT-114".
EF-1, EF-6, EF-7, EF-8, EF-9 - DDC SYSTEM WILL CONTROL SCHEDULING (START/STOP) OF UNIT AND WILL MONITOR FAN STATUS.
EF-HOOD - DDC SYSTEM WILL MONITOR FAN STATUS. THIS UNIT WILL BE CONTROLLED BY SWITCH AT HOOD, AS DETAILED ON HOOD DRAWINGS.
EF-2 & EF-3 - DDC SYSTEM WILL MONITOR FAN STATUS. CONTROL OF THESE UNITS WILL BE AS DETAILED IN APPARATUS BAY SEQUENCE OF
OPERATION ON SCHEDULE SHEETS.
GAS DETECTION SYSTEM - DDC SYSTEM WILL MONITOR ALARM STATUS OF THIS SYSTEM.
EQUIPMENT SCHEDULE - ELECTRIC UNIT HEATER
APPROVED MANUFACTURER QMARK
EQUIPMENT NUMBER EUH-1,2,3,4 FPH-WELL FPH-MAINT FPH-STOR FPH-DECON
MOUNTING TYPE WALL WALL WALL WALL WALL
COIL CAPACITY - KW 11.2 KW (@ 208V) 3.6 KW (@ 208V) 3.0 KW (@ 208V) 3.0 KW (@ 208V) 1.5 KW (@ 208V)
ENT AIR TEMP - °F 40°F 40°F 40°F 40°F 40°F
FAN
TYPE PROPELLER PROPELLER PROPELLER PROPELLER PROPELLER
DRIVE DIRECT DIRECT DIRECT DIRECT DIRECT
RPM 1530 -- -- -- --
CFM 910 100 100 100 100
S.P. -- -- -- -- --
HP 1/20 -- -- -- --
VOLTS/PHASE 208 V/3Ø 208 V/1Ø 208 V/1Ø 208 V/1Ø 208 V/1Ø
MODEL NUMBER MUH-15-2 LFK484F LFK404F LFK404F LFK204F
MOUNTING HEIGHT - BOTTOM OF UNIT
A.F.F 10'0" 3'0" 3'0" 3'0" 3'0"
ACCESSORIES / REMARK 1,2,3,4,5 1,5,6,7 1,5,6,7 1,5,6,7 1,5,6,7
NOTE:
1 PROVIDE WITH UNIT-MOUNTED DISCONNECT.
2 BUILT-IN 24V CONTROL TRANSFORMER FOR THERMOSTAT, WITH WALL-MOUNTED THERMOSTAT
3 PROVIDE UNIT WITH BRACKET FOR WALL MOUNTING
4 UNIT TO BE CONFIGURED FOR HORIZONTAL AIR DISCHARGE.
5 UNIT TO BE USED FOR FREEZE PROTECTION ONLY, WITH THERMOSTAT SET NOT HIGHER THAN 50°F.
6 INTEGRAL THERMOSTAT
7 SURFACE MOUNT
EQUIPMENT SCHEDULE - DUCTLESS SPLIT SYSTEMS
APPROVED MANUFACTURER MITSUBISHI/TRANE OR APPROVED EQUAL
DESIGN
TEMPERATURE
OUTDOOR SUMMER 94°F DB/77°F WB
WINTER 29°F
INDOOR SUMMER 75°F
WINTER 72°F
TYPE (HEAT PUMP OR A/C) A/C HP HP
EQUIPMENT
NUMBER
OUTDOOR UNIT CU-IT CU-FITNESS CU-5
INDOOR UNIT AHU-IT AHU-FITNESS AHU-5
AIR HANDLER TYPE WALL-MOUNT WALL-MOUNT DUCTED
COOLING
CAPACITY
ENT. AIR DB/WB TEMP. 80°F/67°F 80°F/67°F 80°F/67°F
SENSIBLE LOAD - MBH 8 11 8
TOTAL LOAD - MBH 12 18 12
HEATING CAPACITY (AT 47 F) - MBH -- 22 19
AUXILIARY
HEAT
TYPE -- -- --
CAPACITY -- -- --
FAN
TYPE CENTRIFUGAL CENTRIFUGAL CENTRIFUGAL
DRIVE DIRECT DIRECT DIRECT
HP ~30 WATTS ~30 WATTS ~121 WATTS
EXT. S.P. -- -- 0.4" W.G.
CFM TOTAL 320 320 340
OUTSIDE AIR 0 0 35
ELECTRICAL
DATA
OUTDOOR UNIT
VOLTAGE 208 V/1Ø 208 V/1Ø 208 V/1Ø
MCA 16A 16A 16A
MOCP 27A 27A 27A
INDOOR UNIT FAN 208 V/1Ø 208 V/1Ø 208 V/1Ø
HEATER -- -- --
MODEL
NUMBERS
OUTDOOR UNIT PUY-AK12NL PUZ-AK18NL PUZ-AK12NL
INDOOR UNIT PKA-AL12NL PKA-AL18NL PVA-AA12NL
EER OR (SEER2) - MIN. (21.1) (19.5) (20.0)
IEER - MIN. -- -- --
COP (HSPF2) - MIN. -- (8.9) (9.8)
REFRIGERANT TYPE - GROUP R-454b - A2L R-454b - A2L R-454b - A2L
REFRIGERANT WEIGHT < 6.6 LBS < 6.6 LBS < 6.6 LBS
ACCESSORIES
AHU U.M. DISCONNECT YES YES YES
CU U.M. DISCONNECT YES YES YES
CONDENSING UNIT WEIGHT 100 LBS 100 LBS 100 LBS
OTHER NOTES 1,2,3,5,8 1,2,3,5,7 1,2,3,4,5,6
REFRIGERANT
LINE NOTE:
SIZE REFRIGERATION LINES PER EQUIPMENT MANUFACTURERS RECOMMENDATIONS BASED ON
EQUIPMENT SIZE AND PIPE ROUTE. CONTRACTOR IS RESPONSIBLE FOR PROVIDING OPTIONS AND ACCESSORIES RECOMMENDED BY MANUFACTURER FOR LONG-LINE OR BURIED LINE APPLICATIONS.
NOTE:
1 UNIT SHALL BE CAPABLE OF COOLING DOWN TO OUTDOOR TEMPERATURE OF 0°F.
2 AIR HANDLER RECEIVES POWER FROM CONDENSING UNIT
PROVIDE UNIT WITH DRAIN PAN OVERFLOW SENSOR, CONFIGURED TO TURN UNIT OFF IN THE EVENT OF OVERFLOW. PROVIDE UNIT WTH CONDENSATE PUMP IF NECESSARY - PUMP SHALL INCLUDE OVERFLOW ALARM, CONFIGURED TO TURN THE UNIT OFF IN THE EVENT OF OVERFLOW (TWO LEVELS OF CONDENSATE
OVERFLOW ALARM IN TOTAL, FOR FAILSAFE).
4 OUTSIDE AIR WILL BE PRE-CONDITIONED BY RTU-OA, DELIVERED TO UNIT AT NEUTRAL TEMPERATURE (70F
TO 72F, <50% RH)
5 UNIT SHALL HAVE REFRIGERANT LEAK DETECTION, CONFIGURED TO TURN SUPPLY FAN ON IN THE EVENT
OF A REFRIGERANT LEAK.
6 PROVIDE WITH MERV-13 FILTER
7 FITNESS ROOM IS VENTILATED VIA NATURAL VENTILATION (OPENABLE DOOR TO EXTERIOR)
8 PROVIDE VISUAL ALARM FOR CONDENSATE OVERFLOW IN NEARBY CORRIDOR, WITH LABEL. SEE SHEET M101A.
EQUIPMENT SCHEDULE - SPLIT SYSTEMS (5 TONS & UNDER)
APPROVED MANUFACTURER CARRIER OR APPROVED EQUAL
DESIGN
TEMPERATURE
OUTDOOR SUMMER 94°F DB/77°F WB
WINTER 29°F
INDOOR SUMMER 75°F
WINTER 72°F
TYPE (HEAT PUMP OR A/C) HP HP HP HP HP
EQUIPMENT
NUMBER
OUTDOOR UNIT CU-1 CU-2 CU-3 CU-4 CU-6
INDOOR UNIT AHU-1 AHU-2 AHU-3 AHU-4 AHU-6
COOLING
CAPACITY
ENTERING AIR DB/WB TEMP. 80°F/67°F 80°F/67°F 80°F/67°F 80°F/67°F 80°F/67°F
SENSIBLE LOAD - MBH 26 18 44 33 34
TOTAL LOAD - MBH 35 23 58 46 47
HEATING CAPACITY (AT 47 F) - MBH 35 24 58 47 47
AUXILIARY
HEAT
TYPE ELECTRIC ELECTRIC ELECTRIC ELECTRIC ELECTRIC
CAPACITY 3.8 KW (@ 208 V) 3.8 KW (@ 208 V) 3.8 KW (@ 208 V) 3.8 KW (@ 208 V) 3.8 KW (@ 208 V)
# OF STAGES 1 1 1 1 1
FAN
TYPE CENTRIFUGAL CENTRIFUGAL CENTRIFUGAL CENTRIFUGAL CENTRIFUGAL
DRIVE DIRECT - EC MOTOR DIRECT - EC MOTOR DIRECT - EC MOTOR DIRECT - EC MOTOR DIRECT - EC MOTOR
HP 1/2 1/2 3/4 3/4 3/4
EXT. S.P. 0.5" W.G. 0.5" W.G. 0.5" W.G. 0.5" W.G. 0.5" W.G.
FILTER TYPE 2" - MERV 13 2" - MERV 13 2" - MERV 13 2" - MERV 13 2" - MERV 13
CFM TOTAL 1200 750 1875 1400 1500
OUTSIDE AIR 265 80 435 420 215
ELECTRICAL
DATA
OUTDOOR UNIT 208 V/1Ø 208 V/1Ø 208 V/1Ø 208 V/1Ø 208 V/1Ø
INDOOR UNIT FAN 208 V/1Ø 208 V/1Ø 208 V/1Ø 208 V/1Ø 208 V/1Ø
HEATER 208 V/1Ø 208 V/1Ø 208 V/1Ø 208 V/1Ø 208 V/1Ø
MODEL
NUMBERS
OUTDOOR UNIT 27TPA836 27TPA824 27TPA860 27TPA848 27TPA848
INDOOR UNIT FT5ANXC36 FT5ANXB24 FT5ANBD60 FT5ANXC48 FT5ANXC48
EER OR (SEER2) - MIN. (17.0) (16.0) (16.0) (16.0) (16.0)
IEER - MIN. -- -- -- -- --
COP (HSPF2) - MIN. (8.1) (8.1) (8.1) (8.1) (8.1)
REFRIGERANT TYPE - GROUP R-454b - A2L R-454b - A2L R-454b - A2L R-454b - A2L R-454b - A2L
REFRIGERANT WEIGHT
ACCESSORIES
AHU U.M. DISCONNECT YES YES YES YES YES
CU U.M. DISCONNECT YES YES YES YES YES
AHU SINGLE-POINT POWER YES YES YES YES YES
OTHER NOTES 1,2,3,4,5,6 1,2,3,4,5,6 1,2,3,4,5,6 1,2,3,4,5,6 1,2,3,4,5,6
REFRIGERANT
LINE NOTE:
SIZE REFRIGERATION LINES PER EQUIPMENT MANUFACTURERS RECOMMENDATIONS BASED ON
EQUIPMENT SIZE AND PIPE ROUTE. CONTRACTOR IS RESPONSIBLE FOR PROVIDING OPTIONS AND ACCESSORIES RECOMMENDED BY MANUFACTURER FOR LONG-LINE OR BURIED LINE APPLICATIONS.
NOTE:
1 UNIT SHALL BE CAPABLE OF COOLING DOWN TO OUTDOOR TEMPERATURE OF 0°F.
2 AIR HANDLER SHALL BE VERTICALLY-ORIENTED, MOUNTED ON 24" STAND.
3 AIR HANDLER SHALL HAVE EC MOTOR, CONFIGURED FOR 2-SPEED OPERATION.
4 OUTSIDE AIR WILL BE PRE-CONDITIONED BY RTU-OA, DELIVERED TO UNIT AT NEUTRAL TEMPERATURE (70F TO 72F, <50% RH)
5 2-SPEED COMPRESSOR
6 UNIT SHALL HAVE REFRIGERANT LEAK DETECTION, CONFIGURED TO TURN SUPPLY FAN ON IN THE EVENT OF A REFRIGERANT LEAK.
ENGINEERING
P H&
POWELL & HINKLE ENGINEERING, P.A.
1409 KINGSLEY AVENUE, BLDG 12A
ORANGE PARK, FLORIDA 32073
(904) 264-5570 FAX:(904) 278-2646
ROBERT L. HINKLE
GALTON C. MOK
LANE R. HINKLE
THOMAS M. ELDER
RICHARD A. MATHEWS
PE 29302
PE 33192
PE 48076
PE 56121
PE 59418
DAVID R. SPELL JR. PE 54729
JAMES L. HENNESSEY PE 83241
DATE:
PROJECT NO.:
THIS DRAWING IS AN INSTRUMENT OF SERVICE
AND IS THE PROPERTY OF DASHER HURST
ARCHITECTS, PA. IT SHALL NOT BE
REPRODUCED IN WHOLE OR IN PART WITHOUT
THE EXPRESS WRITTEN PERMISSION OF DASHER
HURST ARCHITECTS, PA.
DASHER HURST
1 0 2 2 P A R K S T R E E T , S U I T E 2 0 8
A R C H I T E C T S
J A C K S O N V I L L E , F L O R I D A 3 2 2 0 4 P H O N E : 9 0 4 . 4 2 5 . 1 1 9 0
F L L I C E N S E N U M B E R A A 2 6 0 0 2 1 6 5 W. W. W. D A S H E R H U R S T . C O M
HVAC
SCHEDULE
22003
06.23.2023
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STRUCTURAL ENGINEER
G.M. HILL ENGINEERING,
INC.
9700 PHILIPS HWY, SUITE 101
JACKSONVILLE, FL 32256
REVISIONS
# DATE DESCRIPTION
1 11/03/2023 Permit Rev 1 2 12/11/2023 Permit Rev 2 3 07/19/2024 VE Rev 1
4 09/05/2025 90% IRC REVIEW
5 02/17/2026 ADD #1
AIR BALANCE SCHEDULE
UNIT NAME SUPPLY AIR
CFM
RETURN AIR
CFM
OUTSIDE AIR
CFM
EXHAUST AIR
CFM
DIFFERENTIAL
CFM
AHU-1 (pre-fed by RTU-OA) 1200 935 265 0 +265 AHU-2 (pre-fed by RTU-OA) 700 620 80 0 +80 AHU-3 (pre-fed by RTU-OA) 1875 1440 435 0 +435 AHU-4 (pre-fed by RTU-OA) 1400 980 420 0 +420 AHU-5 (pre-fed by RTU-OA) 340 305 35 0 +35 AHU-6 (pre-fed by RTU-OA) 1500 1285 215 0 +215
FITNESS-158 0 0 50 0 +50
EF-4 0 0 0 70 -70
EF-5 0 0 0 70 -70
EF-6 0 0 0 150 -150
EF-7 0 0 0 200 -200
EF-8 0 0 0 35 -35
EF-9 0 0 0 120 -120
EF-10 0 0 0 100 -100
EF-11 0 0 0 70 -70
EF-HOOD 0 0 0 500 -500
TOTAL 7015 5565 1500 1315 +185
GAS DETECTION SYSTEM
PROVIDE GAS DETECTION SYSTEMS AS MANUFACTURED BY HONEYWELL
ANALYTIC/VULCAIN.
SYSTEM SHALL BE CONFIGURED IN THE FOLLOWING MANNER:
CONTROLLER SHALL BE A VA301C MULTI-CHANNEL CONTROLLER, CONNECTED
TO A REMOTE STROBE LIGHT AND HORN ADJACENT TO THE CONTROLLER. THIS
SYSTEM SHALL HAVE TWO NETWORKABLE CARBON MONOXIDE SENSORS,
MODEL # E3SMSCO (MOUNTED AT 4' A.F.F.), AND TWO NETWORKABLE NITROGEN
DIOXIDE SENSORS, MODEL # E3SMSNO2 (MOUNTED AT 2' BELOW CEILING). [IF
DIFFERENT MANUFACTURER IS SUBMITTED AND ACCEPTED, USE
MANUFACTURER'S RECOMMENDED MOUNTING HEIGHTS FOR SENSORS]
FOR CONTROLS TIED TO THIS SYSTEM, SEE "APPARATUS BAY SEQUENCE OF
OPERATION" ON SHEET M205.
MECHANICAL CONTRACTOR SHALL CONTACT LOCAL HONEYWELL
ANALYTIC/VULCAIN REPRESENTATIVE (R.M. MYERS COMPANY) FOR GAS
DETECTION SYSTEM COMMISSIONING AND OWNER TRAINING.
EQUIPMENT SCHEDULE - DIFFUSERS, GRILLES & REGISTERS
NOTES:
SEE ARCHITECTURAL REFLECTED CEILING PLAN FOR EXACT LOCATION OF ALL CEILING DIFFUSERS. ALL FLEXIBLE DUCT CONNECTIONS TO RECTANGULAR DUCT TO BE SPIN-INS WITH AIR SCOOP AND BALANCE DAMPER. NECK SIZE AND CFM
AS SHOWN ON THE DRAWINGS, UNLESS OTHERWISE NOTED.
APPROVED MANUFACTURER: PRICE
EQUIP. NO. MOUNTING STYLE MODEL NUMBER ACCESSORIES/REMARKS
G-1 LAY-IN CEILING (SUPPLY) SPD (24X24) (2)
G-2 LAY-IN CEILING (RETURN) 80 (24X24)
G-3 LAY-IN CEILING (EXHAUST) 530L (24X24) (1)
G-4 LAY-IN CEILING (RELIEF) 510L (24X24)
G-5 SURFACE (EXHAUST) 530L (1)
G-6 SURFACE, SLOT (SUPPLY) CF-JS (5)
G-7 SURFACE (RETURN/TRANSFER) 530L
G-8 SURFACE (SUPPLY) 520L (1)(6)
L-1 SURFACE (INTAKE) HZ700MD * (3)(4) RUSKIN LOUVER
L-2 SURFACE (EXHAUST) HZ700MD * (3) RUSKIN LOUVER
NOTE:
1 PROVIDE GRILLE WITH OPPOSED BLADE DAMPER, ADJUSTABLE FROM FACE OF GRILLE.
2 WHERE USED IN GYP BOARD CEILINGS, PROVIDE ANGLE FRAME FOR CUT OPENING AND USE LAY-IN TYPE DIFFUSER.
3 LOUVER SHALL MEET REQUIREMENTS OF AMCA-540 & AMCA-550. PROVIDE LOUVER WITH INSECT SCREEN AT INTERIOR
FACE, AND 12" DEEP PLENUM CHAMBER FOR DUCT CONNECTION.
4 PROVIDE 24V MOTORIZED DAMPER AT INTERIOR OF LOUVER (TIED TO GAS DETECTION CONTROL SYSTEM)
UNIT SHALL BE AN ARCHITECTURAL SLOT SUPPLY DIFFUSER WITH JET-SLOT CONTROLLER. PROVIDE UNIT WITH A UNIVERSAL PLENUM (UP) [SEE DRAWING FOR FLEX DUCT CONNECTION SIZE]. UNIT SHALL BE CONFIGURED DISCHARGE AIR HORIZONTALLY (DIRECTLY AWAY FROM WALL THAT UNIT IS INSTALLED IN). COORDINATE WITH ARCHITECT FOR
BORDER TYPE.
6 PROVIDE BOOT FOR FLEX DUCT CONNECTION.
EQUIPMENT SCHEDULE - 100% OUTSIDE AIR ROOFTOP UNITS
APPROVED MANUFACTURER AAON OR APPROVED EQUAL
OUTDOOR SUMMER 94.0°F DB/77.0°F WB
DESIGN WINTER 29°F
TEMPERATURE
INDOOR
SUMMER 72°F DB/60°F WB
WINTER 70°F
TYPE (HEAT PUMP OR A/C) A/C
EQUIPMENT NUMBER RTU-OA
REFRIGERANT TYPE - GROUP R-454b - A2L
REFRIGERANT WEIGHT 23.6 LBS
COMPRESSOR TYPE VARIABLE CAP
NUMBER (MIN.) 1
DX COOLING
COIL
COIL CFM 1500
# OF CIRCUITS 1
# OF ROWS (MIN.) 6
FIN PER INCH (MAX.) 14
AIR FRICTION - IN. 0.19" W.G.
COIL ENTERING AIR DB/WB TEMP. 94.0/77.0
COIL LEAVING AIR DB/WB TEMP. 52.6/52.6
UNIT LEAVING AIR DB/WB TEMP. 53.8/53.1
SENSIBLE LOAD - MBH 65
TOTAL LOAD - MBH 118
HEAT PUMP HEATING CAPACITY (AT 47 F) - MBH N/A
HOT GAS
REHEAT COIL
TYPE (ON/OFF, MODULATING, ETC) MODULATING
CAPACITY - MBH 34.9
AUXILIARY
HEAT
TYPE ELECTRIC
CAPACITY (INPUT/OUTPUT) - MBH 15.0 KW - SCR
EFFICIENCY --
SUPPLY FANS
TYPE BC PLENUM
DRIVE VFD
MAX CFM 1500
HP 2
EXT. S.P. 1.00" W.G.
FILTER
TYPE DISPOSABLE
THICKNESS - IN. 2"-MERV 8
AIR FRICTION - IN. 0.42" (DIRTY)
ELECTRICAL
DATA
UNIT 208 V/3Ø
HEATER --
MODEL NUMBER RNA-010
EER OR (SEER) - MIN. APPLICATION EER=13.0
ISMRE2-70 - MIN. 5.7
MINIMUM CIRCUIT AMPACITY 61 A
MAXIMUM CIRCUIT BREAKER 80 A
ACCESSORIES
U.M. DISCONNECT YES
SINGLE-POINT POWER YES
WEIGHT 1260 LBS
OTHER NOTES/ACCESSORIES SEE ALL NOTES BELOW
NOTE:
1 FACTORY ASSEMBLED, PIPED, WIRED AND TESTED AS A SINGLE PACKAGE
2 MODULATING HOT-GAS REHEAT FOR DEHUMIDIFICATION, COOLING AIR DOWN TO 55°F AND REHEATING TO NEUTRAL CONDITIONS (70°F)
3 PHASE LOSS AND BROWN-OUT PROTECTION.
4 UNIT SHALL BE TOTAL 100% OUTSIDE AIR WITH MOTORIZED 2-POSITION OUTSIDE AIR DAMPER
5 VARIABLE FREQUENCY DRIVE SUPPLY FAN.
6 BACNET INTERFACE IN UNIT CONTROLLER, PROGRAMMABLE DIGITAL DISPLAY THERMOSTAT, AND REMOTE CONTROL PANEL.
7 CONDENSATE OVERFLOW PROTECTION VIA FLOAT SWITCH IN DRAIN PAN TO SHUT DOWN UNIT.
8 UNITS SHALL INCLUDE STAINLESS STEEL DRAIN PANS
9 2" FOAM INJECTED INSULATED (MINIMUM R13 VALUE) DOUBLE WALL CABINET CONSTRUCTION
10 14" HIGH FULLY-INSULATED ROOF CURB
11 UNIT SHALL HAVE REFRIGERANT LEAK DETECTION, CONFIGURED TO TURN SUPPLY FAN ON IN THE EVENT OF A REFRIGERANT LEAK.
EQUIPMENT SCHEDULE - FAN
APPROVED MANUFACTURER LOREN COOK CO.
EQUIPMENT NUMBER EF-1 EF-2, EF-3 EF-4, EF-5 EF-6 EF-7 EF-8 EF-9 EF-10 EF-11 EF-WELL AREA SERVED PPE STOR & DECON APP BAY MEN-105 & WOMEN-106 SHOWER RM-123 SHOWER RM-123 LOCKERS-124 WOMEN-160 CAPT RR-127 BUNK WC-149 WELL HOUSE-181 MOUNTING TYPE ROOF INLINE CEILING CEILING CEILING CEILING CEILING CEILING CEILING INLINE
FAN
TYPE CENTRIFUGAL CENTRIFUGAL CENTRIFUGAL CENTRIFUGAL CENTRIFUGAL CENTRIFUGAL CENTRIFUGAL CENTRIFUGAL CENTRIFUGAL CENTRIFUGAL DRIVE DIRECT - EC DIRECT DIRECT DIRECT - EC DIRECT - EC DIRECT DIRECT - EC DIRECT DIRECT DIRECT - EC
RPM 1440 1024 804 1199 1401 661 1090 1004 804 1074
CFM 250 3500 70 150 200 35 120 100 70 160
S.P. 0.5" W.G. 0.35" W.G. 0.35" W.G. 0.5" W.G. 0.5" W.G. 0.35" W.G. 0.5" W.G. 0.35" W.G. 0.35" W.G. 0.25" W.G.
MOTOR H.P. 1/6 1.5 33 WATTS 35 WATTS 35 WATTS 23 WATTS 35 WATTS 46 WATTS 33 WATTS 28 WATTS VOLTS/PHASE 120 V/1Ø 208 V/3Ø 120 V/1Ø 120 V/1Ø 120 V/1Ø 120 V/1Ø 120 V/1Ø 120 V/1Ø 120 V/1Ø 120 V/1Ø
MODEL NUMBER 90C17DEC 180SQN17D (VF2) GC-148 GCVF-180 GCVF-180 GC-146 GCVF-180 GC-168 GC-148 GNVF-180 ACCESSORIES/REMARKS 1,2,3,4,5,6 1,2,3,4,7 1,2,3,10 1,2,3,4,6 1,2,3,4,6 1,2,3,6 1,2,3,4,6 1,2,3,9,10 1,2,3,9,10 1,2,3,4,8,9
NOTE:
1 BACK DRAFT DAMPER
2 UNIT MOUNTED SPEED CONTROLLER
3 UNIT MOUNTED DISCONNECT
4 PROVIDE EC MOTOR.
5 14" HIGH INSULATED ROOF CURB
6 FAN TO RUN 24/7
7 SEE SEQUENCE OF OPERATION FOR CONTROL.
8 PROVIDE LINE VOLTAGE THERMOSTAT FOR CONTROL OF EXHAUST FAN.
9 PROVIDE WALL CAP WITH BACKDRAFT DAMPER (SIZED FOR DUCT COMING TO WALL CAP).
10 CONTROL FAN AT SWITCH AT LIGHT SWITCH.
ALL FANS SHALL BE PROVIDED WITH BACKDRAFT DAMPERS. IF MANUFACTURER DOES NOT PROVIDE BACKDRAFT DAMPERS AS AN INTEGRAL ACCESSORY TO THE UNIT, THIS SHALL BE EXPLICITLY LABELED IN THE MECHANICAL SUBMITTALS. DUCT-MOUNTED BACKDRAFT DAMPERS SHALL
BE INSTALLED AS AN ALTERNATE IF FAN IS APPROVED DURING SUBMITTAL.
EQUIPMENT SCHEDULE - VENT HOOD
APPROVED MANUFACTURER LOREN COOK CO.
EQUIPMENT NUMBER VH-1 VH-2
MOUNTING TYPE ROOF ROOF
TYPE EXHAUST EXHAUST
CAPACITY (CFM) 140 505
MAX. S.P. - IN. 0.1" W.G. 0.1" W.G.
DUCT CONN
SIZE - IN.
WIDTH 8" 12"
HEIGHT 8" 12"
MODEL NUMBER PR-8 PR-12
ACCESSORIES/REMARKS 1,2 1,2
NOTE:
1 INSULATED ROOF CURB
2 INSECT SCREEN
ENGINEERING
P H&
POWELL & HINKLE ENGINEERING, P.A.
1409 KINGSLEY AVENUE, BLDG 12A
ORANGE PARK, FLORIDA 32073
(904) 264-5570 FAX:(904) 278-2646
ROBERT L. HINKLE
GALTON C. MOK
LANE R. HINKLE
THOMAS M. ELDER
RICHARD A. MATHEWS
PE 29302
PE 33192
PE 48076
PE 56121
PE 59418
DAVID R. SPELL JR. PE 54729
JAMES L. HENNESSEY PE 83241
DATE:
PROJECT NO.:
THIS DRAWING IS AN INSTRUMENT OF SERVICE
AND IS THE PROPERTY OF DASHER HURST
ARCHITECTS, PA. IT SHALL NOT BE
REPRODUCED IN WHOLE OR IN PART WITHOUT
THE EXPRESS WRITTEN PERMISSION OF DASHER
HURST ARCHITECTS, PA.
DASHER HURST
1 0 2 2 P A R K S T R E E T , S U I T E 2 0 8
A R C H I T E C T S
J A C K S O N V I L L E , F L O R I D A 3 2 2 0 4 P H O N E : 9 0 4 . 4 2 5 . 1 1 9 0
F L L I C E N S E N U M B E R A A 2 6 0 0 2 1 6 5 W. W. W. D A S H E R H U R S T . C O M
HVAC
SCHEDULE
22003
06.23.2023
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STRUCTURAL ENGINEER
G.M. HILL ENGINEERING,
INC.
9700 PHILIPS HWY, SUITE 101
JACKSONVILLE, FL 32256
REVISIONS
# DATE DESCRIPTION
1 11/03/2023 Permit Rev 1 2 12/11/2023 Permit Rev 2
4 09/05/2025 90% IRC REVIEW
5 02/17/2026 ADD #1
Clay County Fire Station 24 Refrigerant Compliance Calculations System Name: AHU/CU-1 AHU/CU-2 AHU/CU-3 AHU/CU-4 AHU/CU-5 AHU/CU-6 AHU/CU-IT AHU/CU-FITNESS RTU-OA Refrigerant: R-454b R-454b R-454b R-454b R-454b R-454b R-454b R-454b R-454b Refrigerant Group: A2L A2L A2L A2L A2L A2L A2L A2L A2L System Classification (High or low probability) HIGH PROBABILITY HIGH PROBABILITY HIGH PROBABILITY HIGH PROBABILITY HIGH PROBABILITY HIGH PROBABILITY HIGH PROBABILITY HIGH PROBABILITY HIGH PROBABILITY Self-Contained or Split System? SPLIT SYSTEM SPLIT SYSTEM SPLIT SYSTEM SPLIT SYSTEM SPLIT SYSTEM SPLIT SYSTEM SPLIT SYSTEM SPLIT SYSTEM SPLIT SYSTEM
Is this listed equipment with a refrigerant charge under 6.6 lb, not located in public corridor or lobby? (If yes, system charge is in compliance if installed in accordance with listing & OEM instructions)
NO NO NO NO YES (system charge in compliance) NO YES (system charge in compliance) YES (system charge in compliance) NO
Is equipment listed, self-contained, in commercial occupancy, not in public corridor or lobby, with refrigerant charge under 22 lb? (If yes, system charge is in compliance)
NO NO NO NO NO NO NO NO NO
Is system listed equipment used in a laboratory with >100ft^2 per person? (if yes, system charge is in compliance if installed in accordance with listing & OEM instructions)
NO NO NO NO NO NO NO NO NO
Is system located in an industrial occupancy or refrigerated room?
NO NO NO NO NO NO NO NO NO
Is this an institutional occupancy? NO NO NO NO NO NO NO NO NO Does refrigeration system have air circulation? YES YES YES YES YES YES YES YES YES
Is system provided with release mitigation controls? (if not provided, releaseable refrigerant charge shall be the refrigerant charge in each independent circuit)
NO NO NO NO NO NO NO NO NO
Compliance Equation for Group A2L Refrigerants EDVC = Veff x LFL x CF x Focc EDVC = effective dispersal volume charge, lb 80.253 55.611 107.47575 171.6615 148.43475 590.65875 Veff = effective dispersal volume, ft^3 8676 6012 11619 18558 16047 63855 LFL = lower flammability limit, lb/ft^3 0.0185 0.0185 0.0185 0.0185 0.0185 0.0185 CF = concentration factor, value of 0.5 0.5 0.5 0.5 0.5 0.5 0.5 Focc = occupancy adjustment factor - 1 for other than institutional occupancies, 0.5 for institutional occupancies 1 1 1 1 1 1 Mrel = releasable charge of each independent circuit, lbs 13.9 11.3 13.8 12.7 13.4 23.6
Is Mrel (releaseable charge) less than EDVC (effective dispersal volume charge)?
If yes, then system charge is in compliance
YES (system charge in compliance)
YES (system charge in compliance)
YES (system charge in compliance)
YES (system charge in compliance)
YES (system charge in compliance)
REFRIGERANT GENERAL NOTES
1.
2.
3.
4.
5.
6.
7.
ALL REFRIGERATION SYSTEMS ARE HIGH-PROBABILITY
SYSTEMS AS DEFINED BY FLORIDA MECHANICAL CODE
CHAPTER 11, 1103.3.2.
ALL SCHEDULED SPLIT SYSTEMS AND UNIT SYSTEMS ARE
CHARGED WITH A2L REFRIGERANT.
MAXIMUM REFRIGERANT CHARGE DETERMINED THROUGH
METHODS OUTLINED IN ASHRAE 15, FIGURE 7-1 & 7-2, AND EVDC
CALCULATIONS.
REFRIGERATION SYSTEMS SHALL BE EQUIPPED WITH
PROVISIONS FOR PUMP OUT OF THE REFRIGERANT USING
EITHER PORTABLE OR PERMANENTLY-INSTALLED REFRIGERANT
RECOVERY EQUIPMENT - THEREFORE REFRIGERANT STOP
VALVES ARE NOT REQUIRED PER ASHRAE 15, 9.12.5-b.
REFRIGERANT PIPING SHALL BE INSTALLED IN ACCORDANCE
WITH FLORIDA MECHANICAL CODE, SECTION 1107,
'REFRIGERANT PIPING', AND ASHRAE 15, CHAPTER 9.
SUPPORT ALL REFRIGERANT PIPING TO MEET REQUIREMENTS
OF FLORIDA MECHANICAL CODE, SECTION 305, 'PIPING
SUPPORT'.
PRESSURE TEST ALL NONFACTORY-TESTED, FIELD-ERECTED
EQUIPMENT AND APPLIANCES PER ASHRAE 15, CHAPTER 9.
ENGINEERING
P H&
POWELL & HINKLE ENGINEERING, P.A.
1409 KINGSLEY AVENUE, BLDG 12A
ORANGE PARK, FLORIDA 32073
(904) 264-5570 FAX:(904) 278-2646
ROBERT L. HINKLE
GALTON C. MOK
LANE R. HINKLE
THOMAS M. ELDER
RICHARD A. MATHEWS
PE 29302
PE 33192
PE 48076
PE 56121
PE 59418
DAVID R. SPELL JR. PE 54729
JAMES L. HENNESSEY PE 83241
DATE:
PROJECT NO.:
THIS DRAWING IS AN INSTRUMENT OF SERVICE
AND IS THE PROPERTY OF DASHER HURST
ARCHITECTS, PA. IT SHALL NOT BE
REPRODUCED IN WHOLE OR IN PART WITHOUT
THE EXPRESS WRITTEN PERMISSION OF DASHER
HURST ARCHITECTS, PA.
DASHER HURST
1 0 2 2 P A R K S T R E E T , S U I T E 2 0 8
A R C H I T E C T S
J A C K S O N V I L L E , F L O R I D A 3 2 2 0 4 P H O N E : 9 0 4 . 4 2 5 . 1 1 9 0
F L L I C E N S E N U M B E R A A 2 6 0 0 2 1 6 5 W. W. W. D A S H E R H U R S T . C O M
REFRIGERANT
CALCULATIONS
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06.23.2023
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M206
BID DOCUMENTS
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STRUCTURAL ENGINEER
G.M. HILL ENGINEERING,
INC.
9700 PHILIPS HWY, SUITE 101
JACKSONVILLE, FL 32256
NEW SHEET
REVISIONS
# DATE DESCRIPTION
4 09/05/2025 90% IRC REVIEW
| M101A - HVAC FLOOR PLAN - AREA "A" |
| M101B - HVAC FLOOR PLAN - AREA "B" |
| M101C - HVAC FLOOR PLAN - AREA "C" |
| M102 - HVAC ROOF PLAN |
| M201 - HVAC SCHEDULE |
| M202 - HVAC SCHEDULE |
| M203 - HVAC DETAILS |
| M204 - HVAC DETAILS |
| M205 - APP BAY EXHAUST SEQUENCE |
| M206 - REFRIGERANT CALCULATIONS |
| M301 - HVAC - KITCHEN HOOD DRAWINGS |
| M302 - HVAC - KITCHEN HOOD DRAWINGS |
| M303 - HVAC - KITCHEN HOOD DRAWINGS |
| M304 - HVAC - KITCHEN HOOD DRAWINGS |
| M305 - HVAC - KITCHEN HOOD DRAWINGS |
| M306 - HVAC - KITCHEN HOOD DRAWINGS |
| M307 - HVAC - KITCHEN HOOD DRAWINGS |
File details come from the government source that posted it. Updated .