B09 Solicitation Amendment - Change in drawings_0003.pdf
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- Solicitation number
- 140P6019R0019
About this file
This document is an addendum to the solicitation and bidding documents for the rehabilitation of the Spring Hill Ranch House at Tallgrass Prairie National Preserve in Central Kansas.
The addendum provides revisions to the mechanical, electrical, and plumbing drawings and specifications. It changes several models of fan coil units, condensing units, furnaces, and supply fans. It also deletes some equipment and adjusts circuit information. The revisions were made by Robert M. Dana, P.E. of the National Park Service Midwest Regional Office.
The related federal contract opportunity is solicitation number 140P6019R0019 for the rehabilitation of the ranch house and terrace walls at Tallgrass Prairie National Preserve. The solicitation is issued by the National Park Service Midwest Region. The addendum provides revised technical details for the work required under this solicitation.
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ADDM-1, Page 1
ADDENDUM NO. ADDM-1 National Park Service – Interior Regions 3, 4 5 Facilities, Planning and Infrastructure to the 601 Riverfront Drive Bidding Documents Omaha, NE 68102 for 21 February 2020
TALLGRASS PRAIRIE NATIONAL PRESERVE – REHABILITATE SPRING HILL RANCH HOUSE
Central Kansas PMIS No. 227638/233366
NOTICE TO BIDDERS: The Specifications and Drawings for the above referenced project are hereby amended as follows:
MECHANICAL DRAWINGS
ITEM NO. M-1 SHEET M0.0, Mechanical Cover Sheet
a. Add Detail 5/M0.0 Supply Fan Detail (Attached).
ITEM NO. M-2 SHEET M1.0, Fan Coil Unit Schedule
a. Change FCU-1-1 To:
i. Model: SEZ-KH12NA
ii. Air Flow: 350 CFM
iii. Cooling, Nominal Capacity: 11,500 BTU/H, Sensible Capacity: 8,050 BTU/H
iv. Heating, Nominal Capacity: 13,600 BTU/H
v. Electrical, Input Amps 1.0
vi. Physical, Width 39, Height 8. Depth 28, Weight 50
b. Change FCU-2-1 and FCU-2-2 To:
i. Model: NTXWST06A112A
ii. Air Flow: 360 CFM
iii. Cooling, Nominal Capacity: 6,00 BTU/H, Sensible Capacity: 4,200 BTU/H
iv. Heating, Nominal Capacity: 7,200 BTU/H
v. Electrical, Input Amps 0.76
vi. Physical, Width 31, Height 12. Depth 10, Weight 22
c. Change FCU-3-1 and FCU-3-3 To:
i. Model: NTXAMT12A112A
ii. Air Flow: 440 CFM
iii. Cooling, Nominal Capacity: 12,00 BTU/H, Sensible Capacity: 8,400 BTU/H
iv. Heating, Nominal Capacity: 15,000 BTU/H
v. Electrical, Input Amps 3.0
vi. Physical, Width 17, Height 40. Depth 30, Weight 93
d. Delete FCU-3-2
ITEM NO. M-3 SHEET M1.0, Furnace Schedule
a. Change F-1 To:
i. Cooling Coil Model: 4PXCCD36BS3HDA
ii. Furnace Model: S9X2C100D5PSBA
iii. Air Flow: 1230 CFM
iv. Cooling, Sensible Capacity: 28,800 BTU/H
v. Gas Heating, Nominal Input Capacity: 100.0 MBTU/H, Stage - 1 Output - Heat
Pump 54,000 BTU/H, Stage - 2 Output Low Gas 63,000 BTU/H, Stage - 3 Output High Gas 97,000 BTU/H
vi. Electrical, MCA 13.3
vii. Physical, Width 21, Height 34. Depth 30, Weight 145
ADDM-1, Page 2
ITEM NO. M-4 SHEET M1.0, Condensing Unit Schedule
a. Change CU-1 To:
i. Model: NTXMMX48A182AA
ii. Cooling, Net Capacity: 48,000 BTU/H, EER 12.0
iii. Heating, Output Capacity: 54,000 BTU/H, COP 3.75
iv. Electrical, Phase 1, MOP 40, MCA 37.0
v. Physical, Width 42, Height 53. Depth 14, Weight 270
b. Change CU-2 To:
i. Model: 4TWR6036H1000A
ii. Cooling, Net Capacity: 35,800 BTU/H, EER 12.0
iii. Heating, Output Capacity: 32,400 BTU/H, COP (HSPF 9.0)
iv. Electrical, Phase 1, MOP 30, MCA 18.0
v. Physical, Width 35, Height 42. Depth 39, Weight 199
ITEM NO. M-5 SHEET M2.0, Fan Schedule
a. Add Supply Fan SF-1
i. Tag SP-1
ii. Manufacture, Greenheck
iii. Model, CSP-A510
iv. Service, Supply
v. Performance, Airflow 500 CFM, ESP 0.125, Speed 1070, Sones 2.0, HP 0.29, FLA 3.11
vi. Physical, Width 18, Height 13. Depth 14, Weight 36
ITEM NO. M-6 SHEET M3.0, First Floor Mechanical Plan
a. Adjust CFM’s to Match New Units
ITEM NO. M-7 SHEET M4.0, Second Floor Mechanical Plan
a. Adjust CFM’s to Match New Units
ITEM NO. M-8 SHEET M5.0, Third Floor Mechanical Plan
a. Delete FCU-3-2
b. Delete Refrigerant Piping Serving FCU-3-2
c. Add SF-1 In the Location FCU-3-2 Occupied.
i. Thermostat in Room 304 Will Control SF-1
ii. Provide a 24 V Transformer and Control Relay with Fan iii.
ITEM NO. M-9 SHEET P4.0, Second Floor Plumbing Plan
a. Delete 3/4" Condensate Piping That Serves FCU=3-2
b. Delete Key Note #7
ELECTRICAL DRAWINGS
ITEM NO. E-1 SHEET 2.1, Second Floor Power Plan
a. Delete PC-1
a. Delete Key Note #10
ITEM NO. E-2 SHEET 2.2, Thrid Floor Power Plan
b. Delete FCU-3-2 and Replace With SF-1
ITEM NO. E-3 SHEET 4.0, Electrical One-Line Diagram – Base Bid
a. Delete PC-1 and All the Associated Wire, Conduit and Disconnects
b. Delete CU-1 and All the Associated Wire, Conduit and Disconnects
c. Delete Key Notes #1, 2, 3 & 14
ITEM NO. E-4 SHEET 4.0, Keynote Legend
a. Delete Key Notes #1, 2, 3 & 14
ADDM-1, Page 3
ITEM NO. E-5 SHEET 4.0, Fault Current Calculation Schedule
a. Delete Lines F6 &F7 in its Entirety b.
ITEM NO. E-6 SHEET 4.0, General Notes
a. Delete Note #A
ITEM NO. E-7 SHEET 5.1, Mechanical Equipment Schedule
a. CU-1: Change the Following
i. PH from 3 to 2, Load from 39 MCA to 37 MCA, MOCP from 60A/3P to 40A/1P, Feeder from 3-#6 1-#10G &1”C to 2-#8 1-#10G &1”C (Delete RE: Note 1) and Notes Delete #1
b. CU-2: Change the Following
i. Load from 32 MCA to 31 MCA
c. FC-1-1: Change the Following
i. Load from 110 W to 0.57 FLA
d. FC-2-1 & FCU-2-2: Change the Following
i. Load from 93 W to 0.76 FLA
e. FC-3-1 & FUC-3-3: Change the Following
i. Load from 130 W to 2.4 FLA
f. Delete Lines FCU-3-2 and PC-1 in its Entirety
g. Add the following Equipment:
i. Key: SF-1, Description: Supply Fan, Volts: 120, PH: 1, Load: 1.87 FLA, MOCP:
15A/1P, Feeder: 2-#12, 1#12G, 3/4”C, Disconnect: $T0, Circuit: A32
h. Specific Notes: Delete Note #1
ITEM NO. E-8 SHEET 5.1, Panel A Schedule
a. CIR #32 Add the following
i. Trip: 15, Pole: 1, Description: SF-1, VA: 374 & CCT Type: M
ITEM NO. E-9 SHEET 5.1, Panel A Schedule
a. CIR #31 & #33 Delete the Circuits
b. CIR #28 & #30 Change the following
i. Trip: From 60 to 40 & VA: From 4680 to 4440
All Revisions Were Made by The National Park Service Midwest Regional Office, By Robert M. Dana P.E, Kansas License No: 19165
END OF ADDENDUM
SUPPORT FROM CEILING
WITH VIBRATION
ISOLATOR KIT
CLOSET DOOR
SHALL REMAIN
OPEN AT ALL TIMES
CLOSET CEILING
SP-1
TRANSITION DUCT
TO SIZE OF SUPPLY
GRILLE
12"x30" SURFACE MOUNTED
SUPPLY GRILLE LOW IN WALL
AIR FLOW
FLOOR
FLEX DUCT CONNECTION
PROVIDE A FILTER WITH
METAL GRILLE
AIR FLOW
SUPPLY FAN DETAIL
SCALE: NONE
M0.0
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DESIGNED:
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TECH. REVIEW:
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DATE:
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REVISION
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TALLGRASS PRAIRIE NATIONAL PRESERVE CENTRAL KANSAS
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RMD
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ADDM #1 SUPPLY FAN DETAIL
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| NPS_ADDM-1_031-136911 |
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