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DocuSign Envelope ID: 0336570A-ED5A-480E-9109-1037B256AF9B <br />LLNL-AM428479 <br />D2. WAA DESCRIPTION <br />D2.1 Generallnformation <br />The B-883 WAA is located on the north side of Building 883 (B-883) in the General <br />Service Area of the LLNL Site 300 (see Figure D-1). Hazardous and mixed waste <br />generated throughout Site 300 may be stored at the WAA for up to 90 days until <br />transferred to a permitted Treatment Storage or Disposal Facility (TSDF). Radioactive <br />waste may also be stored at the WAA until transferred to an approved radioactive waste <br />disposal facility. <br />D2.2 Physical Description <br />The B-883 WAA consists of the north side of B-883 and a bordering area on the east <br />side of B-883. Waste generated throughout Site 300 is stored at the WAA. <br />The B-883 WAA is a covered area, approximately 40 x 54 -ft., surrounded by a locked <br />chain link fence and a bordering 65 x 40 -ft. uncovered area on the east side. The WAA <br />is constructed with an epoxy coated concrete floor, a berm in the covered area and <br />asphalt in the uncovered area. In addition, a grated secondary containment vault is <br />located in the southwest corner of the covered portion of the WAA. Access to the inside <br />of the covered portion of the WAA is through a locked gate located on the north side of <br />the WAA. <br />D2.3 Description of Waste Handled <br />Table D-1 lists the waste types typically stored in the B-883 WAA. This list is intended <br />to alert personnel to the potential hazards in the WAA, but each situation should be <br />evaluated based on the actual materials involved. Waste stored in the WAA may be <br />contained in bags, paint cans, buckets, drums, boxes, roll -offs, or other containers <br />ranging from less than one gallon to 1,000 -gallon portable tanks. Liquid hazardous <br />waste is not stored in the uncovered portion of the WAA. <br />S300 WAA Contingency Plan D4 September 2018 <br />