EFA Chesapeake Contracts Office, Stop 49, NAS, 22445 Peary Rd., Patuxent River, MD 20670-5504

Z -- REPLACE HVAC IN BUILDING #463 SOL N62477-96-B-3069 DUE 090297 POC Cheryl Trossbach, Procurement Technician (301)342-3854 extension 524 This project requires renovation of a dry pipe sprinkler system and HVAC work in Building #463. Building #463 is a one story, office structure composed of approximately 12,500 square feet. The work includes providing a dry sprinkler system throughout the building. The sprinkler system includes tapping into the existing main on the opposite side of the two lane road in front of the building (approximately a 200 foot length run). The work also requires the contractor to demolish and dispose of the existing heating, ventilation and air conditioning system. This includes the high temperature hot water systems, converter, piping, radiators, air handling units, condeensing units, and window air conditioning units. The work shall require the contractor to provide a new HVAC system consisting of two pipe fan coil units, gas fired boiler, air cooled chiller, 100% outdoor air handling units, condensing units, and ductwork. Associated electrical work to support the mechanical system shall be required. This project includes the demolition and removal of asbestos insulation on piping and equipment within the mechanical room and crawl space. The floor tiles also contain asbestos and shall be abated at floor penetrations only. During demolition the contractor shall be required to remove, store and replace ceiling tiles, insulation and grid to access the sprinkler system. The work requires special attention to the scheduling and conduct of work in connection with existing operations. The building will be occupied during construction. The contractor shall coordinate with the building user the areas of work to be zoned for construction. The contractor shall maintain normal office heating, cooling, and dehumidifying as needed to accommodate personnel, and/or equipment within all work spaces. The estimated cost range is between $250,000.00 to $500,000.00. Contact Mr. Mike Klym, at (301)737-5553/4, for scheduling the only site visit at 10:00 a.m. on 13 August 1997. Submit requests in writing for receiving plans and specifications (when they become available) on or about 29 July 1997 to EFA Chesapeake -- Contracts Office, PW-ROICC Bldg #504, 22445 Peary Road, Patuxent River, Maryland 20670-5040, Attn: Ms. Cheryl Trossbach. There is a $15.00 charge for plans and specifications. The fee is payable to the Treasurer of the United States of America. Telephone requests will not be honored. All responsible sources may submit a bid which whill be considered. (0189)

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