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Tank Assessment Page Tank Name; Pre Neutralizer Tank No. 2 <br /> Tank ages: Purchased new in 2016. <br /> Remaining service life: Estimated 20 years. <br /> Tank Constructiom <br /> Shape: Cylindrical, flat bottom, open top. <br /> Orientation: Vertical. <br /> Location: Above Ground. <br /> Material of Construction: Ifigh Density Crosslinked Polyethylene <br /> Thickness: 0.243" measured 6"below the top of lank wall using an ultrasonic <br /> gage- <br /> Lining material and thickness: NA <br /> Corrosion protection equipment: NA <br /> Structural support: Steel support stand. <br /> Other identifying features: Seamless, One Piece Construction,Natural, <br /> rotationally molded. <br /> Equipped with level control to prevent overflow- <br /> Piping and ancillary equipment(pumps): <br /> Piping Material of Construction: Poly Vinyl Chloride(PVC). <br /> Piping Diameter. 3 in, <br /> Pump location: after secondary neutralizer tank. <br /> Pump type/capacity: centrifugal pump - 40 gpm <br /> Material Storage; <br /> Materials and characteristics: Wastewater with pH between 2 and 12- <br /> Specific Gravity: approx. I <br /> Operating Capacity: 370 gallons. <br /> Chemical compatibility findings: The materials identified above are compatible for <br /> contact with or proximity to the equipment,tank or tank system in this assessment. <br /> Initials: <br /> Visual Inspection: <br /> Tank parameters at time of inspection: three in use, <br /> Acute visual evidence of leaks: none- <br /> Condition of interior surface- gond. <br /> Condition of exterior Surface: good. <br /> Condition of no�.Tles, Manges, fittings at twik: good. <br /> Condition of piping.- good. <br /> Visual Inspeetion findings: A visual inspection of the tank and its affiliated piunps, <br /> piping and ancillary equipment did not reveal signs of-leaks, corrosion,weld cracks or <br /> breaks, or scrapes in protective coating which may cause a release from the tank system. <br /> A description of all discrepancies noted during the visual inspection Is included with this <br /> report. Initials: <br /> California Tank..Lincs, Inc. Wastewater Processing Tanks (3) <br />