Request for Information 27 Aug.docx
DOCX document 53 KB Posted
- Attached to
- Bldg. 391 Roof Replacement Federal contract opportunity
- Solicitation number
- W50S6M-25-B-A012
About this file
This document is a Request for Information (RFI) for a roof replacement project at the 117th Air Refueling Wing in Birmingham, Alabama. The solicitation seeks a small business contractor to replace the roof of Building 391, a dining facility, involving complete removal of the existing roofing system covering approximately 12,502 square feet. The project includes removing shingles, underlayment, and related components, and replacing compromised deck substrate with a new metal roofing system.
Key project details include a contract duration of 120 calendar days after Notice to Proceed, with a project magnitude between $500,000 and $1,000,000. The project is 100% set aside for small businesses under NAICS Code 236220. A pre-bid conference is scheduled for August 19, 2025, at 10:00 am local time, with a site visit following the conference. All pre-bid questions must be submitted by August 29, 2025, at 12:00 PM local time via email to specified Air Force contacts. Interested offerors must be registered in the System for Award Management (SAM) and will find solicitation details on SAM.gov.
View the file
Other files for this federal contract opportunity
| File | Type | Posted |
|---|---|---|
| OF 1419.pdf | ||
| Request for Information 3 Sep.pdf | ||
| Request for Information 28 Aug.docx | DOCX document | |
| Request for Information 21 Aug.docx | DOCX document | |
| Pre Bid Roster_0001.pdf | ||
| PreBid Bldg 391.pptx | PPTX presentation | |
| Solicitation - W50S6M25BA012.pdf | ||
| Statement of Work Bldg. 391.pdf |
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Text version
DEPARTMENT OF THE AIR FORCE
117TH AIR REFUELING WING (AMC)
SUMPTER SMITH JOINT NATIONAL GUARD BASE
5401 EAST LAKE BLVD, BIRMINGHAM AL 35217-3545
1. Could you please confirm whether updated material specifications will be issued, or if we should proceed based on standard acceptable roofing materials?
Answer: Please follow UFGS; Division 7- Thermal and Moisture Protection, Part 2.1.2 Steel Sheet Panels, color Colonial Red.
2. Will the government publish additional specification data and/or color information beyond what is described in the SOW for the metal roofing system?
Answer: Please follow UFGS; Division 7- Thermal and Moisture Protection, Part 2.1.2 Steel Sheet Panels, color Colonial Red.
3. Will the contractor be responsible for replacing the existing gutter system? If so, does the government wish to color match the new roofing system?
Answer: Yes, please follow UFGS; Division 7- Thermal and Moisture Protection, Part 2.1.2 Steel Sheet Panels, color Colonial Red.
4. What are the specifications for the new gutters to be installed?
Answer: See pg. 2
5. What are the specifications for the drip edge flashing to be installed?
Answer: See pg. 2
6. What are the specifications for the fascia and soffit overhang?
Answer See pg 2
7. Will the Government accept mailed bids?
Answer: Yes, please mail your bid to: 117th Air Refueling Wing 5401 East Lake Boulevard Birmingham, Al. 35217 - 3545 Attn William K Hall – 117th Base Contracting Office - Bldg. 175
8. Can the government provide a copy of the as-built drawings?
Answer: We don’t have drawings for this facility.
ROOF-EDGE DRAINAGE SYSTEMS – Answer to questions 4-6
A. Gutters: Manufactured in uniform section lengths not exceeding 12 ft. (3.6 m, with matching corner units, ends, outlet tubes, and other accessories. Elevate back edge at least 1 inch (25 mm) above front edge. Furnish flat-stock gutter straps, gutter brackets, expansion joints, and expansion-joint covers fabricated from same metal as gutters.
1. Zinc-Coated Steel: Nominal 0.034-inch (0.86-mm) thickness.
2. Gutter Profile: As indicated on the drawings and in accordance with SMACNA's "Architectural Sheet Metal Manual."
3. Minimum Gutter Size: 4-1/2 inches deep by 6 inches wide.
4. Corners: Factory mitered and continuously welded
5. Gutter Supports: Gutter brackets and Straps as recommended by manufacturer for application and required performance standards.
6. Special Fabrications: Radiused sections .
B. Downspouts: Plain rectangular complete with mitered elbows, manufactured from the following exposed metal. Furnish with metal hangers, from same material as downspouts, and anchors.
1. Zinc-Coated Steel: Nominal 0.034-inch (0.86-mm) thickness.
2. Size: 2" by 3" C. Zinc-Coated Steel Finish: Three-coat fluoropolymer
1. Color: As selected by the Government from manufacturer's full range and matching approved roofing / flashing material color.
PREMANUFACTURED ROOF CURBS
A. Curbs shall be constructed of steel thickness required to support applicable systems/equipment. Minimum 18 gauge zinc coated (galvanized) steel sheet.
B. Fully mitered and heli-arc welded all corners. Provide integral base plates, with water diverter cricket.
C. Minimum height of Curb shall be 8" above finished roof .
D. Curbs shall be constructed to match slope of roof and provide a level top surface for mounting of equipment.
E. Curb flange shall be constructed to match configuration of roof panel. Side flange shall extend to the next natural seam in the roof panels and conform to seam configurations.
MATERIALS
A. Zinc-Coated (Galvanized) Steel Sheet: ASTM A653/A653M, G90 (Z275) coating designation.
FINISHES
A. Comply with NAAMM's "Metal Finishes Manual for Architectural and Metal Products" for recommendations for applying and designating finishes.
B. Protect mechanical and painted finishes on exposed surfaces from damage by applying a strippable, temporary protective covering before shipping.
C. Appearance of Finished Work: Noticeable variations in same piece are unacceptable.
Variations in appearance of adjoining components are acceptable if they are within the range of approved Samples and are assembled or installed to minimize contrast.
D. Coil-Coated Galvanized-Steel Sheet Finishes:
1. Fluoropolymer Two-Coat System: 0.2 – 0.3 mil primer with 0.7 - 0.8 mil 70 percent PVDF fluoropolymer color coat, AAMA 2605, meeting solar reflectance index and warranty requirements.
2. Concealed Surface Finish: Apply pretreatment and manufacturer's standard acrylic or polyester backer finish consisting of prime coat and wash coat with a minimum total dry film thickness of 0.5 mil (0.013 mm).
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