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I of waste materials and excavated soil. Attachment 3 provides photographic documentation of the project. III. CLOSURE ACTIVITIES Work Performed On April 3, 2007 21 st Century EMI removed cyanide tank contents and pressure washed the tank interior. The waste was transported and disposed. On May 5, 2007 21 st Century EMI removed the remaining tank contents and bath residuals. 21 st Century EMI containerized the cyanide containing floor salts and zinc cyanide powder. The waste was transported and disposed. On May 6, 2007, the plating shop operator (Reggie Mason) started removal of wooden wet decks. The wet decks were staged on one pallet and stored inside the shop for future disposal. Concrete tank support blocks were placed on two pallets for future disposal. The empty plating tanks were rinsed and all rinsate was collected and containerized for future disposal. The tanks were cut to disposal specifications and staged on site for future disposal. The floor salts and debris were placed in DOT super sacks. All visibly contaminated sheet rock was removed from the shop wall and placed in DOT super sacks for future disposal. On July 10, 2007, 21st Century EMI removed five DOT super sacks of shop floor solids, miscellaneous debris, and salts. On July 11, 2007, the plating shop operator (Reggie Mason) continued to clean and prepare the area for pressure washing operations. On July 17, 2007, 21 st Century EMI submitted samples of rinsate water from tank decon- tamination and cement support block and wet deck solids for analytical testing. The materials were tested for CAM 17 metals, RCI, and total cyanides. On July 20, 2007, 21st Century EMI delivered one 275 -gallon liquid tote to store decontamination rinse water. Pressure washing was completed on rafter and ceiling joists, floors and walls in the office area and buffing room, and the plating area was pressure washed three times. The concrete containment berm was removed and staged on a pallet for future disposal. All rinsate was collected and stored in the 275 -gallon liquid tote for future disposal. On July 26, 2007 another 275 -gallon liquid tote was delivered for decon water storage. This would hold additional rinse water from a final pressure wash decontamination following the removal of solid wastes. On August 8, 2007, 21st Century EMI delivered a 20 cubic yard roll off bin. The cut up plating tanks, wet deck wood debris, concrete tank supports, berm debris, and other accumulated solids were placed in the bin and the bin transported to the disposal facility. 0837 CRpt 2 GRI