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Hazardous Waste Tank System July <br /> Written Assessment per CCR Title 22 <br /> Applied Aerospace Structures, Inc., Stockton, CA 95206 2017 <br /> Tank Assessment Page Tank Name/marking: Chrome Treatment, <br /> Tank 1 <br /> Manufacturer: PolyCal Plastics <br /> Tank age: 24 years, estimated <br /> Remaining service life: 10 years, inspect in 5 .;� <br /> years .. "� ' <br /> Tank Construction: .. ►"x - `w <br /> Shape: Cone Bottom, Open Top, with cover. <br /> Orientation: Vertical AUG 2017 <br /> Location (above/below ground): Above ground <br /> Material of construction: HDPE ENVIRONMENTAL HEALTH <br /> Thickness and method used to determine: 0.36" by UTG DEPARTMENT <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 types)/capacities: AOD. 25 gpm <br /> Material Storage: <br /> Material and characteristics: Chrome bearing rinse water, pH 2-11. <br /> Specific Gravity: 1.0 <br /> Operating Capacity: 1170 gallons <br /> Strandberg Associates 1(866) 388-0404 rwaterguyCd_)rwaterguy.com 3 <br />