W50S8X20B0001-0006_Addendum-01_Narrative.pdf
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- Attached to
- IFB: Construct Fuel Systems Maintenance and Aircraft Corrosion Control Hangar Federal contract opportunity
- Solicitation number
- W50S8X-20-B-0001
About this file
This document provides details for an invitation for bid to construct an aircraft fuel cell maintenance and corrosion control hangar. The California Air National Guard is seeking a firm fixed price contract to build an approximately 46,600 square foot facility in Mountain View, California to support HC-130J and HH-60G aircraft. The single-story building will include an approximately 25,000 square foot high bay hangar and approximately 21,600 square feet of perimeter shops, administrative spaces, and mechanical/electrical rooms. The project scope includes site demolition, grading, paving, utilities, and construction of a permanent building with electrical, mechanical, HVAC, fire suppression, security, and network systems. The pre-bid conference is scheduled for August 11, 2020, with questions due by August 9 and bids due by September 1. The contract duration is 532 calendar days with a budget between $25-100 million.
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Text version
ADDENDUM NO. 1
TO
CONTRACT DOCUMENTS AND SPECIFICATIONS
FOR
CAANG FUEL CELL/CORROSION CONTROL HANGAR
DATE OF ISSUE: 13 August 2020
TO: California Air National Guard
THE CONTRACT DOCUMENTS AND SPECIFICATIONS, INCLUDING THE CONTRACT
DRAWINGS, ARE HEREBY MODIFIED BY THE FOLLOWING LIST OF ITEMS (SUMMARY
DESCRIPTION OF CHANGES IN THIS TRANSMITTAL NARRATIVE ARE GENERAL IN NATURE
AND ARE NOT INTENDED TO BE AN EXHAUSTIVE DESCRIPTIONS OF ALL CHANGES.
REFER TO REVISED CONTRACT DOCUMENTS):
CHANGES TO SPECIFICATIONS
AD-1 Item 1 SECTION 26 20 00 – INTERIOR DISTRIBUTION SYSTEM
A. REVISED Section 3.1.4 Wiring Methods to change Minimum conduit size: from 1/2 inch diameter to 3/4 inch.
B. REVISED Section 3.1.5.15 Flexible connection to change Minimum flexible steel conduit size from 1/2 inch diameter to 3/4 inch.
CHANGES TO DRAWINGS
AD-1 Item 2 DRAWING 00-G002 – SHEET INDEX VOLUME 2
A. REMOVED sheet 05-C904 from the index.
B. ADDED sheet 05-S503A to the index.
AD-1 Item 3 DRAWING 05-S118 – OFFICE ROOF FRAMING PLAN- AREA D
A. REVISED WT roof bracing connection call outs.
AD-1 Item 4 DRAWING 05-S301 – FRAMING ELEVATIONS @ GRID HF
A. ADDED W14x48 (top and bottom chords of the truss at grid line HF) splices location and call out.
AD-1 Item 5 DRAWING 05- S302 – FRAMING ELEVATIONS @ GRID HE
A. ADDED W14x48 (top and bottom chords of the truss at grid line HE) splices location and call out.
AD-1 Item 6 DRAWING 05-S312 – FRAMING SECTIONS – SECTION AT AREA D
A. ADDED beam to CMU wall connection detail call out.
AD-1 Item 7 DRAWING 05-S503A – SECTIONS AND DETAILS 2A
A. ADDED new sheet to provide WT office roof bracing connection details.
Addendum No. 1
CAANG Fuel Cell/Corrosion Control Hangar
August 13, 2020 Page 2 of 3
AD-1 Item 8 DRAWING 05-S603 – BRACE AND CONNECTION SCHEDULE
A. ADDED remarks to brace schedule to indicate which details are not used.
AD-1 Item 9 DRAWING 05-A102 – FIRST FLOOR PLAN – AREA A
A. ADDED to Key Note 78 for wall blocking.
AD-1 Item 10 DRAWING 05-A103 – FIRST FLOOR PLAN – AREA B
AD-1 Item 11 DRAWING 05-A104 – FIRST FLOOR PLAN – AREA C
AD-1 Item 12 DRAWING 05-A105 – FIRST FLOOR PLAN – AREA D
B. ADDED TV location to Room 145 Prod Mgr Dispatch Office
C. ADDED TV location to Room 157 Break Room Computer Area
AD-1 Item 13 DRAWING 05-E102 – POWER PLAN - AREA B
A. REMOVED ceiling mounted receptacle for projector and associated circuit in Training room 130.
B. REVISED circuits for wall mounted TVs and floor boxes associated with TV displays in
Training room 130.
AD-1 Item 14 DRAWING 05-E103 – POWER PLAN - AREA C
A. SWAPPED floor box location for TV display to match with Telecom in Work Center
159.
B. REVISED duplex floor boxes with quadruplex floor boxes in Work Center 159.
C. REVISED TV receptacle location to match with Telecom data rough-in in Break room/Computer Area 157.
AD-1 Item 15 DRAWING 05-E104 – POWER PLAN – AREA D
A. REVISED floor boxes circuits Break Room/Computer Area 157.
B. ADDED ceiling receptacle, circuit, motorized control and 3/4 inch empty conduit for control wires for projector/motorized screen control in Break room/Computer Area 157.
AD-1 Item 16 DRAWING 05-E654 – PANELBOARD SCHEDULES
A. ADDED TV displays circuit in Training Room 130.
AD-1 Item 17 DRAWING 05-E655 – PANELBOARD SCHEDULES
A. ADDED circuit for project/motorized screen control in Break Room/Computer Area 157.
Addendum No. 1
CAANG Fuel Cell/Corrosion Control Hangar
August 13, 2020 Page 3 of 3
AD-1 Item 18 DRAWING 05-TN401 – ENLARGED PLANS – COMM RM 119
A. INDICATED acceptable locations for building entrance protector and fiber splice closure. Already a specification requirement.
B. INDICATED acceptable rack positions for incoming, and backbone, fiber and copper.
Indicated dedicated space for Government Furnished Government Installed active network equipment.
AD-1 Item 19 DRAWING 05-TN402 – ENLARGED PLANS – COMM RM 153
A. INDICATED acceptable rack positions for backbone fiber and copper, as well as indicating reserved space for Government Furnished Government Installed active network equipment.
AD-1 Item 20 DRAWING 05-TN501 – NETWORK SYSTEM DETAILS
A. REVISED the VOIP/Data Outlet detail to reflect copper (NIPR) connectors.
B. ADDED the voice wall outlet from TN502 to make room for new RFID detail.
AD-1 Item 21 DRAWING 05-TN502 – NETWORK SYSTEM DETAILS
A. REMOVED the voice wall outlet to TN501 to make room for new RFID detail.
B. REVISED RFID detail to be applicable when located at the end of corridors.
C. ADDED a second RFID detail depicting how they are to be installed when located anywhere except corridors.
AD-1 Item 22 DRAWING 05-TN601 – NETWORK SYSTEM RISERS
A. INDICATED building entrance protector and fiber splice closure for OSP cabling.
Already a specification requirement.
THIS ADDENDUM IS MADE PART OF THE CONTRACT DOCUMENTS.
File details come from the government source that posted it. Updated .