Navy Public Works Center, Charleston Zone, Code 840, 2482 Red Bank Road, Goose Creek, SC 29445-8601

Z -- REMOVAL OF DUCT CONTAMINATES I.E. DUST, MOLD, SOOT, LINT, HAIR, ETC. IAW SPECIFICATIONS SOL N68931-99-Q-0007 DUE 111398 POC Lori Chestnut, Purchasing Agent, (843) 764-7400 Contractor to provide labor, materials, equipment and supervision to perform in accordance with time provisions and scheduled with housing inspectors as to which homes are available each day as necessary to facilitate the proper removal of duct contaminates i.e. dust, mold, soot, lint, hair, etc. Equipment should be portable Hepa type triple stage with the final stage being Hepa rated at 99.97% rated efficiency. A Foreman having knowledge and experience in the cleaning of heating and a/c systems shall supervise all work. The work shall be performed by experienced personnel provided by Contractor while used on the premises. The existing heating and a/c systems shall be maintained to all occupied areas during normal working hours except when outages are approved by Housing. Contractor shall provide all staging, scaffolding, ladders, or similiar equipment required to properly carry out the work. Contractor shall provide suitable protective covering in all areas of work operation. Any mechanical defects will be reported to the CSR in charge. Contractor responsible for taking own measurements and shall, at the end of each shift, remove all waste, dirt, and debris, resulting from the work performed. Such material shall be removed from the property and disposed of at Contractor's expense, unless pre-qualified by Housing. Accesses will be cut into duct for proper cleaning. Sheet metal panels with the same or heavier gage metal shall be installed after ducts are cleaned. All panels will be properly caulked. In plenum areas all interior walls, ceilings, and floors shall be power vacuumed. Special care and attention shall be given to areas having interior lining materials and a light vacuum process shall be used to prevent damage to side surfaces. All loose fibrous material shall be removed by a combination of controlled forced air and power vacuum method. Any dampers will be inspected and cleaned. All related equipment will be power vacuumed and high-pressured airwashed where required. Areas with rust or scale buildup will be wirebrushed or scraped. All dampers, motors, and linkage will be set into their original positions upon completion of work. All supply and return air ducts will be sealed and a vacuum inserted, then brushed with a high speed ball brush to dislodge all caked on dirt and contaminates. Then compressed air is then to be injected into each outlet at 200 psi to force dirt and debris into the vacuum. All ducts will be cleaned and then inspected as work proceeds. All requests for solicitation package shall be faxed to: (843) 764-7434 referencing the above solicitation numbers. Only 12 packages available, first come, first serve. Project range is $25,000 -- $100,000.***** Posted 10/20/98 (W-SN263576). (0293)

Loren Data Corp. http://www.ld.com (SYN# 0103 19981022\Z-0013.SOL)