Repair 12 steam pits to make safer for Gov't maintenance personnel. All 12 pits are to have the existing concrete top removed and replaced with steel grating with similar construction to those already used on base. 9 of the pits are to have steam driven sump ejectors installed with piping, valves, etc. per manufacturer's recommendations to pump water from pit. Spill discharge on grade. Design basis : Armstrong 3/4" stainless steel sump ejector. 8 of the pits are to have the insulation and jacketing material on the piping replaced. Repair any existing steam leak before re-insulating pipes. 1 pit requires an extension of the blow down line and valve outside fenced area. Replace all pit identification tags, raise tops of pits to prevent storm water runoff collection in pits, install traffic rated grating in areas where pit is subject to traffic.