COMPLIANCE INFO_2001-2005 - Laserfiche WebLink

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n DDRW-AFOC FACILITIES CONTROL STATEMENT OF WORK The contractor shall provide all labor, material, equipment, and supervision to complete the work as outlined in this statement, contract specifications, and drawings. Part 1. Before start of the oil -water separator installation, clean trench/drains inside wash rack Pump out and clean 4,500 gallon underground vault and aboveground 550 gallon tank. .Temporally plug out pipe from interior floor drains to fie underground vault. Dispose of wastes in accordance with Section 02071 of the Contract Specifications. Part 2. Remove existing 550 gallon tank, piping, and ancillary equipment from the brimed concrete pad at south end of underground vault. Remove electrical controls for pump from the south side of brims exterior. Extend ridged conduit to north side of brims exterior. Extend height of 6'X 9' pad inside brim in two stages; pour a 4'x 6' area at the west end of pad eighteen inches above the existing pads surface, at the same time pour a 5'x 6' area at the east end of the pad eight inches higher than the existing surface. Pour a pad in the north west corner of the brim interior six inches high and of sufficient size to mount new suction pump. Before concrete is poured upon existing concrete surfaces dowels shall be placed vertically at each corner of each rectangle four inches in from its exterior parameter. The dowels shall be a minimum of one half inch in diameter set two inches into existing concrete surface and protruding two inches above to prevent movement ofnew concrete Pari 3. Install the packaged oil -water separator on upper portion of the raised pad. Install the suction pump on the new pad provided for it inside brim. Install pump motor controls on a stand similar to the original installation.. Install the floating skimmer through the center access cover of the underground vault providing a method to seal the pipe and electrical conduit preventing surface water from entering. Cap offpipe between north and south chambers of underground vault. Inspect/repair the sealer around pipe to insure contaminates cannot migrate from one chamber to another. Cap off six inch drain to storm sewer from inside the sample box. Make all plumbing and electrical connections from underground vault to the oil -water separator equipment. All items not factory finished shall be field painted in accordance with Section 09900 of the Contract Specifications. Part 4. Begin trenching from outside the brim directly in line with the water discharge outlet of the oil -water separator to the four inch sewer line (approximately seventy five feet away) at the north east comer of building 171. In the path ofthe excavation is the