Addendum Four.pdf
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- Attached to
- RFB-66-24 HVAC Replacement WKCC
- Solicitation number
- RFB-785-2400000114-5
- Issued by
- Lyon County, Kentucky
About this file
This document is an Addendum to an Invitation to Bid (ITB) issued by the Commonwealth of Kentucky Department for Facilities and Support Services Division of Engineering and Contract Administration for the HVAC Replacement Operations Building at the West Kentucky Correctional Complex in Lyon County, Kentucky. The addendum includes several changes to the project specifications and drawings, such as requirements for temporary heating units, restrictions on the use of press-joint copper fittings, instructions for routing new ductwork in the existing attic space, and details on installing new natural gas lines and a backflow preventer. The bid opening date has been moved to October 26, 2023.
The addendum also includes an updated Electrical Schedules drawing that provides details on the electrical requirements for the various HVAC equipment and components, including voltage, phase, amperage, overcurrent protection, and conduit sizes. The schedule specifies that the contractor shall furnish and install all equipment required to place the HVAC system in service, and that any variations in electrical requirements due to equipment substitutions shall be the responsibility of the equipment manufacturer.
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COMMONWEALTH OF KENTUCKY
DEPARTMENT FOR FACILITIES AND SUPPORT SERVICES
DIVISION OF ENGINEERING AND CONTRACT ADMINISTRATION
INVITATION TO BID NO: RFB-66-24
FOR: HVAC Replacement Operations Building West Kentucky Correctional Complex Department of Corrections Lyon County, Kentucky
DATE: October 17, 2023
RFB-785-2400000114
ADDENDUM NO. Four (4)
BIDDER SHALL CONFORM TO THE FOLLOWING CHANGES AS SAME SHALL BECOME BINDING
UPON THE CONTRACT TO BE ISSUED IN RESPONSE TO THIS INVITATION TO BID.
Item 1: Refer to addendum to be distributed by Lynn Imaging for all additions, deletions, and/or changes to specifications and/or drawings.
Item 2: Official Bid Opening has been moved to October 26, 2023 @ 2:00 pm ET
END OF ADDENDUM
Invitation to Bid No. RFB-66-24 For: HVAC Replacement Operations Building West Kentucky Correctional Complex Department of Corrections Lyon County, Kentucky
Susan Ward, Statewide Procurement Analyst II Division of Engineering and Contract Administration
OPERATIONS BUILDING HVAC
WEST KENTUCKY CORRECTIONAL COMPLEX
FREDONIA, KENTUCKY
ACCT. NO. 527-CA4V-WK17-00
MARCUM NO. 21646
ADDENDUM 4.00
OCTOBER 17, 2023
The following Addendum Items shall be made part of the Contract Documents for the referenced project.
4.01 Refer to Addendum 1, Item 1.14. Temporary heat units for occupied offices areas shall consist of not forced air electric radiant heaters. Heaters shall have high temperature cutout and tip-over shutoff controls. Temporary heaters in areas that are not occupied or accessible to inmates may be electric, LP gas, or natural gas forced air heaters (example: Salamander Heaters).
4.02 Refer to Section 232113. Use of Press-Joint Copper fittings is not acceptable for
Hydronic Piping for this project.
4.03 Refer to Drawing H1.1. Ductwork Note: Contractor shall review existing conditions prior to bid. Ductwork shall be routed in existing attic truss space.
Additional offsets, transitions, take-offs, fittings, etc. will be required and shall be included in the Contractor’s Bid. Contractor will need to cut attic access holes in existing ceilings for removal of existing duct and equipment and for install of new duct. Patch all ceilings to match existing where access holes are installed.
4.04 Refer to Drawing H1.1. Where openings in existing masonry walls are made that exceed 8” in width, the Contractor shall furnish and install a loose lintel per the
Loose Lintel Detail on Drawing H4.2.
4.05 Refer to Drawing H1.2. Contractor shall have the option to directional bore or open trench cut natural gas lines from the main to MAU-1 and AHU-1. Where asphalt is cut, the Contractor shall backfill the trench with compacted DGA and top with 6” thick, 4,500 psi concrete. Top of concrete shall match existing grade.
4.06 Refer to Drawings H1.2 and H4.1 Hydronic Flow Schematic. The Contractor shall furnish and install a Back Flow Preventer for the Hydronic Fill System. The
Back Flow Preventer shall be connected to a minimum 1” domestic cold water line in Mechanical 120. Refer to Section 221119 for Back Flow Preventer requirements.
4.07 Refer to Drawing E5.1 and attached E5.1. The panel schedules were illegible and have been corrected on the attached drawing.
Attachments:
1. Drawing E5.1
END OF ADDENDUM 4.00
OPERATION BUILDING HVAC REPAIR/REPLACEMENT
WEST KENTUCKY CORRECTIONAL COMPLEX
DECA LOG #
DRAWING NO.
AS BUILT DATE
FRANKFORT, KENTUCKY
DIVISION OF ENGINEERING AND CONTRACT ADMINISTRATION
DEPARTMENT FOR FACILITIES AND SUPPORT SERVICES
FINANCE AND ADMINISTRATION CABINET
COMMONWEALTH OF KENTUCKY
500 SOUTH 17th STREET PADUCAH, KENTUCKY 42002
PHONE - 270.444.9274 WWW.MARCUMENGINEERING.NET
C O P Y R I G H T C , 2 0 2 3 - M A R C U M E N G I N E E R I N G , L L C
ACCOUNT NO.
527-CA4V-WK17-00
DATEDESCRIPTION OF REVISIONS
REVISION HISTORY OF THIS DRAWING
DATEDESCRIPTION OF REVISIONS
A&E FILE NO. 21646
DRAWING DATE
DRAWN BY
CHECKED BY
PHASE RTA
RTA DATE 07/19/2023
DRAWING INFORMATION
07/19/2023
E5.1
ELECTRICAL SCHEDULES
MECHANICAL EQUIPMENT CONNECTION SCHEDULE
ITEM # DESCRIPTION VOLTAGE/PHASE
ELEC. DATA CONDUCTORS LOCAL DISCONNECTING MEANS
REMARKS/NOTES
LOAD UNITS MCA MOCP CONDUIT LINE NEU GND N.F.D.S. SIZE F.D.S.
SIZE FUSE SIZE ENCL
NEMA
AHU-1 AIR HANDLING UNIT 208/3 27.4 kVA 76.0 3P90 1 1/2" 1 - 8 3P100 3R A,B
KH-1A KITCHEN EXHAUST HOOD - - - - - - - - - - - - - -
KH-1B KITCHEN EXHAUST HOOD 120/1 1.20 kW - 1P20 1/2" 12 12 12 - - - - C
KH-2A KITCHEN EXHAUST HOOD 120/1 1.20 kW - 1P20 1/2" 12 12 12 - - - - C
KH-2B KITCHEN EXHAUST HOOD - - - - - - - - - - - - - -
MAU-1 MAKE-UP AIR UNIT 208/3 73.9 kVA 205.1 3P225 2 1/2" 4/0 - 4 3P400 - - 3R A,D
KEF-1A KITCHEN EXHAUST FAN 208/3 1.5 HP - 3P20 1/2" 12 - 12 - - - - E
KEF-1B KITCHEN EXHAUST FAN 208/3 1.5 HP - 3P20 1/2" 12 - 12 - - - - E
KEF-2A KITCHEN EXHAUST FAN 208/3 2.0 HP - 3P20 1/2" 12 - 12 - - - - E
KEF-2B KITCHEN EXHAUST FAN 208/3 1.5 HP - 3P20 1/2" 12 - 12 - - - - E
CU-1 CONDENSING UNIT 208/1 5.41 kVA 26.0 2P40 3/4" 8 - 10 2P30 - - 3R A
F-1 FURNACE 120/1 1.70 kVA 14.1 1P20 1/2" 12 12 12 TOGGLE - - 1 A
RTU-1
PACKAGED AIR CONDITIONING
UNIT 208/3 59.4 kVA 165.0 3P175 2 1/2" 4/0 - 4 3P200 - - 3R A,B
B-1A BOILER 120/1 0.34 kVA 2.80 1P20 1/2" 12 12 12 TOGGLE - - 1 A
B-1B BOILER 120/1 0.34 kVA 2.80 1P20 1/2" 12 12 12 TOGGLE - - 1 A
P-1A HYDRONIC PUMP 208/1 1.00 HP - 2P20 1/2" 12 - 12 2P20 - - 1 F
P-1B HYDRONIC PUMP 208/1 1.00 HP - 2P20 1/2" 12 - 12 2P20 - - 1 F
BP-1A BOILER PUMP - - - - - - - - - - - - - G
BP-1B BOILER PUMP - - - - - - - - - - - - - G
GENERAL NOTES:
THE INFORMATION ABOVE SHALL BE COORDINATED WITH THE MECHANICAL EQUIPMENT AS TAGGED ACTUAL EQUIPMENT REQUIREMENTS SHALL TAKE PRESIDENCE OVER THE LISTED INFORMATION. CONTRACTOR SHALL FURNISH AND INSTALL ALL EQUIPMENT REQUIRED TO PLACE EQUIPMENT IN SERVICE. EQUIPMENT MANUFACTURER SHALL BE RESPONSIBLE FOR VARIATIONS IN ELECTRICAL FIELD CONNECTIONS DUE TO EQUIPMENT
SUBSTITUTIONS - MODIFY OVERCURRENT, DISC. SW, WIRE SIZE ETC, AS NECESSARY.
2 THIS SCHEDULE INCLUDES, BUT IS NOT LIMITED TO, THE EQUIPMENT FOUND ON THIS PROJECT, COORDINATE WITH ALL TRADES AND PROVIDE MANUFACTURERS MINIMUM REQUIREMENTS TO ALL EQUIPMENT INSTALLED.
THIS SCHEDULE IS NOT TO IMPLY QUANTITY OF EQUIPMENT, REFER TO CONSTRUCTION DOCUMENTS OF RESPECTIVE TRADE FOR LOCATION AND QUANTITIES.
3 REFER TO BUSSING DIAGRAM OF REFERENCED PANEL FOR CIRCUIT BREAKER SIZES.
4 STARTER/MOTOR SWITCH/DISCONNECT SHALL BE LOCATED ADJACENT TO UNIT IN ACCORDANCE WITH N.E.C. ARTICLE #110 & #440 - MAINTAIN WORKING CLEARANCES.
5 ALL FIELD WIRING TO UNITS SHALL BE PROPERLY SUPPORTED PER NEC AND ENCLOSURES SHALL BE PROPERLY RATED FOR THE INSTALLATION CONDITIONS. FIELD VERIFY PROPER BONDING TO GROUND.
6 CONTRACTOR IS RESPONSIBLE FOR INSTALLATION OF ANY EQUIPMENT SHIPPED LOOSE WITH UNIT, SUCH AS FAN SPEED CONTROLLERS - INSTALL PER MANUFACTURER'S RECOMMENDATIONS.
SPECIAL NOTES:
A ELECTRICAL CONTRACTOR SHALL FURNISH AND INSTALL NON-FUSED DISCONNECT FOR CONNECTION TO UNIT. DISCONNECT SHALL BE PLACED TO MAINTAIN PROPER NEC WORKING CLEARANCES.
B FIRE ALARM CONTRACTOR SHALL FURNISH A DUCT SMOKE DETECTOR TO BE INSTALLED IN THE RETURN AIR DUCT BY THE MECHANICAL CONTRACTOR. SMOKE DETECTOR SHALL BE COMPATIBLE WITH EXISTING FIRE ALARM SYSTEM INSTALLED WITHIN THE BUILDING. SMOKE DETECTOR SHALL BE INTERLOCKED WITH HVAC UNIT AND FIRE ALARM CONTROL PANEL TO SHUT DOWN THE UNIT OPERATION AND GENERATE A GENERAL ALARM
CONDITION WHEN SMOKE IS SENSED IN THE DUCT.
C UNIT SHALL BE PROVIDED WITH UNIT MOUNTED UTILITY CABINET WITH PRE-WIRED ELECTRICAL TERMINAL BOX, VFD'S FOR EXHAUST FANS, FIRE SUPPRESSION SYSTEM, AND ELECTRICAL CONTROL PANEL WITH ALL NECESSARY COMPONENTS FOR PROPER SYSTEM OPERATION. CABINET SHALL BE LOCATED ON THE LEFT END OF KITCHEN HOOD TAGGED KH-1B AND THE RIGHT END OF OF THE HOOD TAGGED KH-2A. CABINET SHALL
CONTROL ALL HOODS, EXHAUST FANS, AND MAU-1.
D FIRE ALARM CONTRACTOR SHALL FURNISH A DUCT SMOKE DETECTOR FOR THE VENTILATION AND EXHAUST AIR DUCTS. DUCT SMOKE DETECTORS SHALL BE COMPATIBLE WITH THE EXISTING FIRE ALARM SYSTEM INSTALLED WITHIN BUILDING. MECHANICAL CONTRACTOR SHALL INSTALL SMOKE DETECTORS IN DUCTWORK AT ACCESSIBLE LOCATION. SMOKE DETECTORS SHALL BE INTERLOCKED WITH HVAC UNIT AND FIRE ALARM SYSTEM TO SHUT DOWN UNIT OPERATION AND INITIATE A GENERAL ALARM CONDITION WHEN SMOKE IS SENSED IN THE DUCT.
E UNIT FURNISHED WITH UNIT-MOUNTED, NON-FUSED DISCONNECT SWITCH WITH SINGLE POINT POWER CONNECTION.
F PROVIDE COMBINATION MOTOR STARTER/DISCONNECT TO BE INSTALLED WITHIN SPACE FOR CONNECTION TO PUMP MOTOR. COORDINATE COIL VOLTAGE OF MOTOR STARTER WITH TEMPERATURE CONTROLS
CONTRACTOR PRIOR TO INSTALLATION.
G PUMP MOTOR SHALL BE POWERED FROM SERVICE INSTALLED TO BOILER.
H UNIT PROVIDED WITH FACTORY WIRED, PLUG TYPE DISCONNECT.
J UNIT PROVIDED WITH SOLID-STATE FAN SPEED CONTROL. ELECTRICAL CONTRACTOR SHALL RECEIVE SPEED CONTROL FROM THE RESPECTIVE CONTRACTOR AND INSTALL ADJACENT TO UNIT.
K UNIT SHALL BE INTERCONNECTED WITH LIGHTING LOCATED WITHIN SPACE.
VENTILATING EQUIPMENT CONNECTION SCHEDULE
ITEM # DESCRIPTION VOLTAGE/PHASE
ELEC. DATA CONDUCTORS UNIT OPERATION CONTROL
REMARKS/NOTES
LOAD UNITS MCA MOCP CONDUIT LINE NEU GND LIGHTING SWITCH T-STAT
EF-1 EXHAUST FAN 120/1 48.0 W - - 1/2" 12 12 12 X - - H,J,K
EF-2 EXHAUST FAN 120/1 30.0 W - - 1/2" 12 12 12 X - - H,J,K
EF-3 EXHAUST FAN 120/1 12.0 W - - 1/2" 12 12 12 X - - H,J,K
EF-4 EXHAUST FAN 120/1 12.0 W - - 1/2" 12 12 12 X - - H,J,K
MRM
MRM
Existing Panel K2 Schedule
VOLTS/PHASE/WIRE: PANEL SIZE: MAIN TYPE & SIZE: CABINET: MIN SCC: FED FROM:
120/208/3/4 100 A 100 A MCB ---- RECESSED 10000 ----
CIRCUIT NO. AREA SERVED TRIP
AMPS
NO.
POLES
PHASE LOAD VA NO.
POLES
TRIP
AMPS AREA SERVED CIRCUIT NO.
A B C
1 EXISTING 20 1 0 0 0
1 20 EXISTING 20 0 0
3 EXISTING 20 1 0 0 0
1 20 EXISTING 40 0 0
5 EXISTING 20 1 0 0 0
1 20 EXISTING 60 0 0
7 EXISTING 20 1 0 0 0
1 20 EXISTING 80 0 0
9 EXISTING 20 1 0 0 0
1 20 EXISTING 100 0 0
11 EXISTING 20 1 0 0 0
1 20 EXISTING 120 0 0
13 EXISTING 20 1 0 0 0
1 20 EXISTING 140 0 0
15 EXISTING 20 1 0 0 0
1 20 EXISTING 160 0 0
17 EXISTING 20 1 0 0 0
1 20 EXISTING 180 0 0
19 EXISTING 20 1 0 0 0
1 20 EXISTING 200 0 0
21 EXHAUST HOOD LIGHTING 20 1 0 1000 0
1 20 EXISTING 220 0 0
23 EXISTING 20 1 0 0 0
1 20 EXISTING 240 0 0
25 EXISTING 20 1 0 0 0
1 20 EXISTING 260 0 0
27 EXISTING 20 1 0 0 0
1 20 EXISTING 280 0 0
29,31,33 KEF-2B 20 3 793 793 793
1 20 EXISTING 300 0 0
32,34,36 KEF-1A 20 3 793 793 793
3 20 KEF-1B 37,39,41793 793 793
38,40,42 KEF-2A 20 3 901 901 901
CONNECTED LOAD 3280 4280 3280 10.8 KVA
LOAD CATEGORY CONN. LOAD DEMAND FACTOR EST. LOAD
Lighting 1.0 1.25 1.3
Motors 7.1 1.00 7.1
Motors (Largest) 2.7 1.25 3.4
TOTAL 10.8 11.8
Panel PP1 Schedule
VOLTS/PHASE/WIRE: PANEL SIZE: MAIN TYPE & SIZE: CABINET: MIN SCC: FED FROM:
120/208/3/4 600 A 600 A MLO ---- SURFACE 35000 ----
CIRCUIT NO. AREA SERVED TRIP
AMPS
NO.
POLES
PHASE LOAD VA NO.
POLES
TRIP
AMPS AREA SERVED CIRCUIT NO.
A B C
1,3,5 AHU-1 90 3 9127 9127 9127
3 175 RTU-1 2,4,619815 19815 19815
7,9,11 MAU-1 225 3 24630 0 0
3 20 SPARE 8,10,120 0 0
13,15 P-1A 20 2 1144 1144 0
2 20 P-1B 14,161144 1144 0
17,19 CU-1 40 2 2704 0 2704
2 20 SPARE 18,200 0 0
21 F-1 20 1 0 1692 0
1 20 VAV UNITS 220 1200 0
23 VAV UNITS 20 1 0 0 1200
1 20 B-1A (SHUNT) 240 0 420
25 B-1B (SHUNT) 20 1 420 0 0
1 20 ROOFTOP RECEPTACLE 26180 0 0
27 SPARE 20 1 0 0 0
1 20 SPARE 280 0 0
29 SPARE 20 1 0 0 0
1 20 SPARE 300 0 0
31 SPARE 20 1 0 0 0
1 20 SPARE 320 0 0
33 SPARE 20 1 0 0 0
1 20 SPARE 340 0 0
35 SPARE 20 1 0 0 0
1 20 SPARE 360 0 0
37 SPACE 20 1 0 0 0
1 20 SPACE 380 0 0
39 SPACE 20 1 0 0 0
1 20 SPACE 400 0 0
41 SPACE 20 1 0 0 0
1 20 SPACE 420 0 0
CONNECTED LOAD 59164 34122 33266 126.6 KVA
LOAD CATEGORY CONN. LOAD DEMAND FACTOR EST. LOAD
Cooling 119.3 1.00 119.3
Equipment 0.8 1.00 0.8
Heating 1.7 1.00 1.7
Motors 2.3 1.00 2.3
Motors (Largest) 2.3 1.25 2.9
Receptacles (0 - 10 KVA) 0.2 1.00 0.2
TOTAL 126.6 127.1
ELECTRICAL
CONSTRUCTION TAG NOTES
(APPLIES TO THIS DRAWING ONLY)
FURNISH AND INSTALL BREAKER OF LIKE KIND IN EXISTING PANEL FOR
CONNECTION TO CIRCUITRY AS INDICATED. UPDATE PANEL INDEX TO REFLECT
CIRCUITS ADDED.
LIGHTING FIXTURE SCHEDULE
TYPE MANUFACTURER CATALOG NO. LAMP VOLTAGE INPUT WATTS MOUNTING FINISH REMARKS NOTES
A1 PEERLESS EGRM4L LLP 4FT MSL4 80CRI 40K I700LMF
700LMF MIN1 ZT 120 SCT F2/24A ___
LED 120 47.6 SUSPENDED
@ 8' A.F.F.
OWNER TO
SELECT
LIGHTEDGE RECTANGULAR
INDIRECT/DIRECT
A
OR EQUAL
GENERAL NOTES:
1 ALL LAMPS SHALL BE 4000K, 80 CRI UNLESS NOTED OTHERWISE.
2 PRIOR APPROVAL REQUIRED A MINIMUM OF 10 DAYS PRIOR TO BID - EQUALS TO BE LISTED BY ADDENDA.
3 OTHER LIGHT FIXTURES MANUFACTURERS THAT ARE CONSIDERED AS EQUALS FOR GENERAL LIGHTING REQUIREMENTS ARE:
A. COOPER LIGHTING AND SUB-PRODUCT LINES AS SUPPLIED BY ENGINEERED LIGHTING SALES
B. HUBBELL LIGHTING AND SUB-PRODUCT LINES AS SUPPLIED BY LUMENATION
C. ACUITY BRAND AND SUB-PRODUCT LINES AS SUPPLIED BY LHI LIGHTING SALES
ALL LIGHT FIXTURES SHALL BE SUBJECT TO SHOP DRAWING REVIEW BY ARCHITECT AND ENGINEER FOR ACCEPTANCE AS TO ENERGY EFFICIENCY, APPEARANCE, STYLE, PERFORMANCE, AND OVER ALL SERVICEABILITY.
SPECIAL NOTES:
A FINISH TO BE SELECTED BY OWNER DURING SHOP DRAWINGS PROCESS. FURNISH COLOR BROCHURE FOR SELECTIONS, AS APPLICABLE.
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| Addendum Four |
| 2023-10-17 CA4V Addendum 4 |
| E5.1 |
| Sheets and Views |
| E5.1 ELECTRICAL SCHEDULES |
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