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Hazardous Waste Tank System Nov <br /> Written Assessment per CCR Title 22 2022 <br /> Applied Aerospace Structures Inc.34375 South Airport Way,Stockton,CA 95205 <br /> Tank Assessment Page Tank Name/marking: Chrome Treatment, <br /> Tank <br /> Manufacturer: PolyProcessing <br /> Tank age: New <br /> Remaining service life: 25 years, reinspect in 5 <br /> years <br /> Tank Construction: <br /> Shape: Cone Bottom, Closed Top <br /> Design Standard: PolyProcessing Tank Model 4001400 <br /> Orientation: Vertical <br /> Location (above/below ground): Above ground <br /> Material of construction: HDPE <br /> Thickness and method used to determine: 0.45" 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): 6 <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: AOD. 25 gpm, AOD, 1 gpm, qty 3, Centrifugal, <br /> 40 gpm, qty 2 <br /> Overfill protection: Direct Operator Observation, Recirculation to tank. <br /> Material Storage: <br /> Material and characteristics: Chrome bearing rinse water, pH 2-11. <br /> Specific Gravity: 1.0 <br /> Operating Capacity: 1400 gallons <br /> Strandberg Associates 1(866) 388-0404 john@strandbergassociates.com 2 <br />