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Spill Prevention Compliance Corporation <br /> Periodic Integrity Test Certificate <br /> P.O. Box 1289........Waterford, CA 95386 Telephone: (249) 969-0851 <br /> Email: *pcc4xMAhotmai1.com <br /> Client: Chase Chevrolet Contact : Alex Robinson Service Mana er <br /> Address: 6441 Holman Rd. Phone No.: 209475-6640 <br /> City/State/Zip;_Stockton, CA 95212 Date of Test: 10-9-19 <br /> Product Stored: Waste Coolant-Steel Tank UL#: Not Readable(Painted over) <br /> Tank Information(Brand/gallonage/Fuel Stored/UL or other serial#/miscellaneous) <br /> Lube Cube/120gals/Waste Coolant/UL 1421UL#Not Readable/Single Wall Steel/25 yrs oldf estirnaled <br /> Description of Secondary Containment Steel Berm 48 in.-W X 96 in. L X 30 in. Ht=598 als <br /> Date of Test 10-9-2019 Test Supervisor(s) Todd McWhorter <br /> METHOD OF PERIODIC INTEGRITY TEST-Primary XX Secondary XX <br /> 1. Steel Thickness Test (in accordance with API-653 and/or UL 142 Std. (10`h edition)-Readings Steel <br /> Thickness UL142 min. .093 in./Avg Steel thickness=.109 in. as measured A 20 points on each shell <br /> 2. Inert Gas Blanket <br /> Gas Used: Nitrogen_; CO2: ; Other(specify) <br /> Air Pressure-Test ; Vacuum Test ; <br /> Initial Reading(document psi/WC readings) Time <br /> End Readings (document psi/WC readings) Time <br /> Duration of Test: %drop <br /> 3. Sonar-Test Y_N (document db readings) Duration <br /> 4. Camera(visu_al) model Lorex MC81845/interstitial (Result: PIF) Pass <br /> 5. Hydra-Carbon Sensor(probe) model OMNTEC BOA- (Result: P/F) Pass <br /> 6. Hydrology (Water Column) { inches of water column readings) <br /> Duration %Drop Results (PIF) <br /> 7. Other: Inspect Vessel & secondary containment. AST clearance is 1 inch above berm floor. <br /> Berm sits 2 inches above concrete floor. CRDM is present, no evidence of lealdne Product from <br /> Brimary vessels stem accessible for inspection: Small residue in secondary-no evidence of tank leak. <br /> Tank sits in secured enclosure. Upon inspection,no evidence of weld breaks unctures cracks or other <br /> structural damaae to the tank. Steel thickness of arimary tank and of steel berm measured to.109 in._ <br /> avers e-is in excess of.093 in. steel thickness minimums required under UL 142. : PASS <br /> TEST RESULTS <br /> 1"-Stage: <br /> Pass XX Fail_(quantify) SENSOR DETECTS PRODUCT ., HOWEVER DOES NOT APPEAR <br /> AS LEAKS FROM PRIMARY TANK INTO SECONDARY CONTAINMENT-MOST LIKELY <br /> FROM PROCESS OF PRODUCT REMOVAL SPILLAGE INTO BERM <br /> 2" -Stage: <br /> Pass XX Fail, (quantify) VISUAL EVIDENCE OF SMALL AMOUNT OF OIL IN THE <br /> SECONDARY-STEEL THICKNESS MEASURED TO BE IN EXCESS OF MINIMUM UNDER <br /> UL 142 STANDARD-NO EVIDENCE OF LEAK FROM PRIMARY VESSEL <br /> Comments section AST is anchored to concrete cinder block wall with steel strap data on file <br /> Next Scheduled Periodic Integrity Test 10-9-24 <br /> Pacific Environmental Systems, Representative <br /> STI SP001 Certified inspector No.: AST 135013 <br />