Commanding Officer, USCG Civil Engineering Unit Miami, 15608 SW 117th Ave., Miami, FL 33177-1630

Z -- CONSTRUCTION OF A WASH RACK APRON AT U. S. COAST GUARD AVIATION TRAINING CENTER, MOBILE, AL,. SOL DTCG82-99-B-DAX004 POC Berta C. Gomez, (305) 278-6722 PRESOLICITATION NOTICE: Base Bid: Furnish all labor, materials and equipment necessary to Construct a Wash Rack Apron. The existing concrete apron measures 180 feet x 107 feet varying in thickness from 6 to 10 inches. Install a combined surface and underground drainage system. Three-grate inlets combined will constitute the majority of the stormwater collection system. Subsurface flow is to be intercepted by 4-inch underdrain pipes and infiltration trenches constructed underneath the new apron. The underdrain pipes are to be connected to the three-grate inlets located within the apron. The concrete apron will be located in the same area as the existing apron. The new apron will measure 177 feet x 107 feet, 7 inches thick, unreinforced, except in the areas where storm drainage is located and the perimeter slabs with monolithic curb. Additive Item: Replace existing trench grates at each end of the aircraft hangar. Remove existing grates and frame structures. The new trench frame and grate system shall consist of a prefabricated system. The anticipated bid opening date is February 1999. The estimated price range is between $250,000.00 and $500,000.00. Bid guarantee, payment and performance bonds are required. There will be a charge of $20.00 for the specifications and drawings. The check is to be made payable to the U. S. Coast Guard. This solicitation is being issued pursuant to the Small Business Competitiveness Demonstration Program and is open to both large and small business participation. Please do not request by telephone as only written requests will be accepted. Our fax number is (305) 278-6704. Posted 12/16/98 (W-SN280833). (0350)

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