38KFA12335_00_A01.pdf

This is a Job Specification document for naval ship repair work on the USS NEW ORLEANS (LPD-18).

The specification details the replacement of VCHT (Vacuum, Collecting, Holding & Transfer System) piping in two locations: the Supply Department Storeroom (Special Clothing) in compartment 6-27-2-A and a passage in compartment 6-24-0-L. The work involves removing one 4-inch IPS (Iron Pipe Size) piping section measuring 8 feet long and fabricating and installing replacement piping to match the existing system. The project scope includes cleaning affected piping to gas and oil-free condition per 29 CFR 1915 Subpart B, submitting a Marine Chemist legible condition report, removing existing piping using referenced technical drawings, fabricating and installing new piping with flashing for penetrations, accomplishing backing ring fabrication requirements, adjusting pipe hangers, and witnessing an operating pressure test to verify tightness of all mechanical and welded joints with zero allowable leakage. Additional requirements include cleaning and preservation of new and disturbed surfaces. The work is identified as replacement necessitated by VCHT piping damage from fire. Government-furnished materials include metallic tubing, couplings, and elbows specified in the material list with stock numbers and hazmat documentation. The anticipated award date is June 22, 2026, with production completion targeted for July 7, 2026, and work completion by October 31, 2026. The document was prepared on October 8, 2025.