Demolish Fuel Underground Storage Tanks, NAS Lemoore, CA

Demolish existing abandoned bulk fuel storage tanks, day tank, Tank S-1, associated piping, pumps, filters and valve pits already taken out of service, and Bldg. 108 and vault.  Perform soil sampling (bore hole) and contamination test along the abandoned fuel transfer pipes, day tanks area and aircraft direct fueling stations.

1.3.1.2.1 Demolition
a. Demolish abandoned-in-place bulk fuel storage tanks and associated
pumps, filtration, and equipment located in fuel farm. See Contract
drawings in Appendix B1 for more details.
b. Demolish abandoned-in-place day tanks and associated pumps,
filtration, and equipment located near aprons. See Contract drawings
in Appendix B1 for more details.
c. Demolish tank S-1 and the containment curb on top of it. Removing
the underground anchor slab on which the tank is installed is not
required. Detach the inlet pipe coming from Building 90 lab, flush,
blind with flange and abandon in place in accordance with applicable
standards, rules and regulations. Detach and demolish the pipe to
Fill stand. Detach and demolish vent pipe and any other pipe connected
to the tank. See Contract drawings in Appendix B1 for more details.
d. Demolish Building 108 and the vault underneath, in addition to
cables and all other items inside.
e. Demolish valve pits indicated on the Contract drawings (Appendix
B1). Cut all valve pits inlet and outlet piping at 1 foot from outer
surface of the valve pits. Residual fuel may exist inside the pipes,
therefore, flame-cutting is not allowed and heat generation must be
controlled during cutting. Blind the end of abandoned-in-place pipes
with flange.
Remove from Government property and properly dispose of any contaminated
soil that is generated from disturbing the soil.

1.3.1.2.2 Construction
Backfill and compact the cavities created because of demolition. Grade to
match the surrounding area in accordance with the directions provided on
the Contract drawings.

1.3.1.2.3 Soil Sampling and Contamination Test
Perform soil sampling (bore hole) and contamination test along the
abandoned fuel transfer pipes in 50 feet intervals and in accordance with
CUPA requirements. See "SOIL SAMPLING AND CONTAMINATION TEST DRAWINGS" on
Appendix B1 for detailed information. Provide GIS coordination of bore
holes on pertinent drawings and a Microsoft Excell file. Remove from the
Government property and properly dispose of any contaminated soil that is
generated from soil sampling. Backfill the bore holes with uncontaminated
soil. Soil sampling and contamination testing for this Contract consists
of two parts:
Base: Transfer pipes, day tanks area and aircraft direct fuling
stations

Awarded contract N6247317D4656 to SEA PAC ENGINEERING, INC. for 3965352.00 on 2021-08-18.