Purchasing Services, Naval Air Station, Key West, FL 33040-9001

56 -- TRUSSES SOL N00213-99-Q-0004 DUE 010599 POC Cherry Gibson, Purchasing Agent 305-293-2212 or Carolyn Cadwell, Contracting officer 305-29302262 This solicitation is being issued on a "restricted" basis inviting full and open competition. Naval Air Station(NAS) Key West requires a complete light gauge steel roof truss system. System shall include fabricated trusses, upper chord purlins, and lower chord bracing. Provide engineering design of system, fabrication of components, and delivery. Provide truss manufacturers approved fasteners in sufficient quantities for government installation of pre-fabricated truss system components. A: System shall be designed to provide adequate diaphragm action to distribute wind forces and roof live loads uniformly to both the interior and exterior masonry walls. B: Design Data: (1) 122 mph wind speed sustained. (2) 30 psf roof live load. C: Upon award, offeror shall provide manufacturer prepared shop drawings for approval prior to fabrication. Shop drawings shall bear the seal of a registered Professional Engineer. Truss design shall be in Conformance with "South Florida Building Code", D: Design standards shall conform to the applicable provisions of the AISI "Specification for the Design of Cold Formed Steel Structural Members" latest edition. All load-bearing members shall have mechanical properties determined by testing that conforms to ASTM A370, "Standard Test Methods and Definitions for Mechanical Testing of Steel Products". Steel shall conform to ASTM A635. The members shall be cold formed, in accordance with ASTM A500, to required sizes, profiles and thickness. Steel components shall have a galvanized coating, minimum ASTM G60. E: Trusses shall be shop fabricated from cold formed steel components in accordance with the approved shop drawings using jigging systems to ensure consistent component placement and alignment. Field fabrication of trusses is strictly prohibited. F: Truss component shall be fabricated such that there are no exposed metal edges. G: Upper chord purlin spacing shall be 2'-0" maximum. H: Approximate size of roof structure is 92'-0"x62'-0" in a hip configuration. NAS Key West will use the following factors to evaluate proposals: 1. Technical capability -- Each bid will be evaluated by a three memeber board. Only those proposals passing this technical review will be considered. 2. Price-The government will award a contract resulting from this solicitatio to the responsible offeror who proposes the best price and meets the specifications or better. 3. Delivery Time-60 Days or Sooner. All requests and offers should include Company name and address, phone and fax numbers, POC< DUNS number and/or cage code, business size, terms for payment, RFQ# and signature. Additionally, offerors shall include catalogs and/or descriptive brochures on products they are offering. All questions shoul be faxed to Cherry Gibson, 305-293-2247 by 16 Dec 1998. Offers may be sent to Purchasing Services, ATTN: Cherry Gibson, Bldg A314-2, NAS Key West, Fl 33040. Proposals are due on 005 Jan 1999, 4:00p.m. Anticipated award date is 11 Jan 1999. See Note 1. Posted 11/23/98 (W-SN274079). (0327)

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