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Hazardous Waste Tank System <br /> Written Assessment <br /> Applied Aerospace Structures Inc•34375 South Airport Way,Stockton,CA 95205 202 02 <br /> 2 � �+ <br /> Tank Assessment Page � <br /> Tank Name/marking: Decanting Tank, <br /> Tank age: 5 years, estimated <br /> Remaining service life: 25 years, inspect in 5 <br /> Tank Construction: Years <br /> Shape: Cylindrical, flat bottom, closed top. <br /> Orientation: Vertical <br /> Location (above/below ground): Above ground <br /> Material of construction: LDPE <br /> Thickness and method used to determine: 0.24" by UTG <br /> Lining material & thickness (if applicable): N. A. <br /> Corrosion Protection equipment: Compatible <br /> Structural support: The tank rests on a steel stand which rests on <br /> concrete. <br /> Other identifying features: White <br /> Piping and ancillary equipment (pumps): <br /> Piping Material of Construction: Schedule 40 PVC pipe <br /> Piping Diameter: 1"—2". <br /> Pump location(s): Adjacent to Tank <br /> Pump type(s)/capacities: Centrifugal 25 gprn <br /> Overfill protection: Direct Operator Observation <br /> Material Storage: <br /> Material and characteristics: Chrome bearing rinse water, PH 2-11. <br /> Specific Gravity: 1.0 <br /> Tank Capacity: 180 gallons <br /> a <br /> Strandberg Associates 1(866) 388-0404 john@strandbergassociates.com 17 <br />