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MORRIS <br /> SHAFFER <br /> E N G I N E E R I N G Page 6 of 15 <br /> Tank Assessment Checklist WT42 Alkaline Waste Tank <br /> Tank Name : WT- T2 Alkaline Waste Tank <br /> Approximate Date of Construction : 2018 - <br /> Industry Practice at time of original construction <br /> Design Standards : <br /> j Approximate Dimensions : 64 " diameter by 69 " Height to Top of Vertical Wall <br /> Tank Configuration : Vertical with conical base <br /> Approximate Gross Capacity: 1000 Gallons <br /> Material of Construction : FPolyethylene <br /> Approximate Tank Wall Thickness: F3/8" <br /> Tank System Piping: PVC Piping - -- <br /> Internal / External Pumps : [ External pumps <br /> Leak Detection Equipment: <br /> Visual Observation <br /> Corrosion Protection Equipments N/A - <br /> Spill Prevention Equipment: <br /> Anchor Cables <br /> Secondary Containment: [ Epoxy-coated concrete berm <br /> Hazardous Characteristics of WastAcidic wastewater <br /> Wastes -_- <br /> The cylindrical tank was visible on all sides and did not show any <br /> Description of Structural Damage : <br /> inside of the tank was not observed. The tank <br /> signs of damage. The <br /> is new and appeared to be in good order. <br /> - _ <br /> Results of Leak Test: { No leak test was performed but tank was in use during our visit. No <br /> I visual signs of leaking were present <br /> Tank installed on an epoxy-coated concrete slab -on -grade. There <br /> Foundation : <br /> I were no signs of settlement around the tank. <br /> _ _ . <br /> Seismic Anchors : ; Seismic anchor brackets are anchored to the epoxy- coated concrete <br /> slab-on -grade. Stainless steel cables are attached to the top of the <br /> i brackets and wrap around the top of the tank. <br /> Estimated Remaining Service Life : 25t years -- <br /> This tank is new and appears to be in good condition. <br /> Comments : <br /> 1300 INDUSTRIAL ROAD , SUITE 14 , SAN CARLOS , CA 94070 , ( 650 ) 595-2973 FAX ( 650 ) 595-2980 <br />