A2-9 Spec Section 074112 - METAL WALL PANELS R1.pdf
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- Attached to
- Supai Clinic and Quarters Construction Federal contract opportunity
- Solicitation number
- 75H701-20-R-00007
About this file
This notice provides details for a forthcoming construction solicitation by the Indian Health Service. The solicitation will replace the existing Supai Clinic located in Supai Village on the Havasupai Reservation with a new clinic and staff quarters facility. The new two-story building will include primary care, dental, pharmacy, laboratory, and radiology services on the first floor, with two-bedroom and single-room staff quarters on the second floor. Construction must phase maintenance of the existing transient quarters until completion of the new staff quarters. The project magnitude is estimated between $5 million to $10 million. The solicitation will be set aside for small businesses and utilize lowest price technically acceptable evaluation. The notice instructs interested offerors to monitor the Federal Business Opportunities website for posting of the solicitation and any amendments around October 16, 2019.
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Text version
SUPAI CLINIC BWS 1609.800
Indian Health Services Construction Documents
METAL WALL PANELS 074112 - 1
SECTION 074112 - METAL WALL PANELS
PART 1 - GENERAL
1.01 SECTION INCLUDES
A. Preformed, prefinished metal wall panels and flashings – flat panel on building typical; corrugated panels for fencing and bio-hazard shed.
B. Miscellaneous trim, flashing, closures, drip flashing, and accessories.
C. Fastening devices.
1.02 RELATED SECTIONS
A. Section 061000, Rough Carpentry for sheathing.
B. Section 072700, Air Barrier (Building Wrap).
C. Section 074113, Metal Roof Panels.
1.03 REFERENCES
A. American Iron & Steel Institute (AISI) Specification for the Design of Cold formed Steel Structural
Members.
B. ASTM 792-86 AZ-50 Aluminum Zinc Alloy Coated Steel (Galvalume Sheet Metal)
C. Spec Data Sheet - Aluminum Zinc Alloy Coated Steel (Galvalume) Sheet Metal by Bethlehem Corp.
D. SMACNA - Architectural Sheet Metal Manual.
1.04 ASSEMBLY DESCRIPTION
A. Assembly includes preformed sheet metal panels, miscellaneous flashing and attaching devices.
1.05 SUBMITTALS
A. Submit detailed drawings showing layout of panels, anchoring details, joint details, trim, flashing, and accessories. Show details of weatherproofing, terminations, and penetrations of metal work.
B. Submit a sample of each type of panel, complete with factory finish.
1.06 QUALITY ASSURANCE
A. Manufacturer: Company specializing in Architectural Sheet Metal Products with ten (10) years minimum experience.
1.07 DELIVERY, STORAGE AND HANDLING
A. Upon receipt of panels and other materials, installer shall examine the shipment for damage and completeness.
Construction Documents
METAL WALL PANELS 074112 - 2
B. Panels should be stored in a clean, dry place. One end should be elevated allowing moisture to run off.
C. Panels with strippable film must not be stored in the open, exposed to the sun.
D. Stack all materials to prevent damage and to allow adequate ventilation.
1.08 WARRANTY
A. Paint finish shall have a twenty-year warranty against cracking, peeling and fading (not to exceed 5 N.B.S. units).
B. Galvalume material shall have a twenty-year warranty against failure due to corrosion, rupture or perforation.
PART 2 PRODUCT
2.01 ACCEPTABLE MANUFACTURERS
A. BASIS OF DESIGN:
Flat Panels: Pac-Clad Wall Panels – Flush – 12” w/one stiffener bead Corrugated Panels: Pac-Clad 7.2 Panel
B. Other manufacturer’s making acceptable products include:
ATAS
Metal Sales
MBCI
Roll Fab AEP Span
1. Flat panel, 12” coverage.
24 ga. steel.
Panels shall be installed horizontal or vertical as shown.
Attachment to wood sheathing/backing as recommended by manufacturer.
2. Corrugated panel 36” coverage 1-1/2” high ribs at 7.2” o.c.
24 ga. steel.
Panels installed horizontal or vertical over open framing Attached to framing as recommended by manufacturer
2.02 SHEET MATERIALS
A. Prefinished Metal shall be Hot-Dipped Galvanized - ASTM A653-94 Grade C G90 Coating A924-94 22- or 24-gauge core steel.
B. Flat and Corrugated Panel Finish: Full strength Kynar 500 PVDF resin-based coating coating, applied by the manufacturer on a continuous coil coating line, with a top side dry film thickness of
0.70 to 0.80 mil over 0.20 to 0.30 mil prime coat, to provide a total topside dry film thickness of 1.0 plus or minus 0.10 mil. Reverse side shall be coated with primer and wash coat of 0.30 mil plus or minus 0.05 mil. Finish shall conform to all tests for adhesion, flexibility, and longevity as specified by the Kynar 500 PVDF resin-based coating supplier.
1. Provide matching color air-dry patching kit for finish for field use.
2. Colors: Several as shown on Finish Schedule.
METAL WALL PANELS 074112 - 3
C. Strippable film shall be applied to the top side of all prefinished metal to protect the finish during fabrication, shipping and field handling. This strippable film SHALL be removed immediately before installation and shall NOT be exposed to direct sunlight any longer than necessary.
D. Field protection must be provided by the contractor at the job site so stacked or coiled material is not exposed to weather and moisture.
E. Flashing maybe factory fabricated or field fabricated. Unless otherwise specified all exposed adjacent flashing shall be of the same material and finish as panel system.
2.03 ACCESSORY MATERIALS
A. Fasteners: Corrosion resistant steel with washers where required. Provide matching neoprene washers where exposed on corrugated panels.
B. Sealant: As specified in Section 079200, Joint Sealers.
2.04 FABRICATION
A. All exposed adjacent flashing shall be of the same material and finish as the wall panels.
B. Hem all exposed edges of flashing on underside, ½ inch.
PART 3 EXECUTION
3.01 INSPECTION
A. Substrate
1. Verify that air barrier installation is complete and all flashings, terminations, and joints are properly installed.
3.02 INSTALLATION
A. Comply with manufacturers standard instructions and conform to standards set forth in the
Architectural Sheet Metal Manual published by SMACNA, in order to achieve a watertight installation.
B. Install panels in such a manner that horizontal lines are true and level and vertical lines are plumb.
C. Install starter and edge trim before installing panels.
D. Remove protective strippable film prior to installation of panels.
E. Attach panels using manufacturer’s standard clips and fasteners, spaced in accordance with approved shop drawings.
F. Do not allow panels or trim to come into contact with dissimilar materials.
G. Remove and replace any panels or components which are damaged beyond successful repair.
METAL WALL PANELS 074112 - 4
3.03 CLEANING
A. Clean any grease, finger marks or stains from the panels per manufacturer’s recommendations.
Provide minor patching using matching finish.
B. Remove all scrap and construction debris from the site.
END OF SECTION
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