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Spill Prevention Compliance Corporation <br /> Periodic Integrity Test Certificate <br /> P.O. Box 1289........Waterford, CA 95386 Telephone: (209) 969-0851 <br /> Email: spccorpghotmail.com <br /> -------------------------------------------------------------------------------------------------------------------------------- <br /> Client: Tracy Material Recovery Contact : Kurt Duren, Compliance Manager <br /> Address: 30703 So. MacArthur Dr. Phone No.: 209-229-7605 <br /> City/State/Zip; Tracy, CA 95377 Date of Test: 10-1-2019 <br /> Product Stored: Waste Oil (Tank E-owned by San Joaquin County) UL #: 658853 <br /> Tank Information(Brand/gallonage/Fuel Stored/UL or other serial#/miscellaneous) <br /> Unknown/1000 gals/Waste OiFUL142/UL#658853/Double Wall Steel/25 yrs old(estimated) <br /> Description of Secondary Containment Integral Secondary Containment <br /> Date of Test 10-1-2019 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. (10th edition)-Readings Steel <br /> Thickness UL142 min. .123in./Avg Steel thickness=.140 in. as measured at 20 points <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 YN (document db readings) Duration <br /> 4. Camera(visual) model Lorex MC81845/interstitial (Result: P/F) Pass <br /> 5. Hydro-Carbon Sensor(probe)model OMNTEC BOA- (Result: P/F) Pass <br /> 6. Hydrology (Water Column) (inches of water column readings) <br /> Duration %Drop Results (P/F) <br /> 7. Other: Inspect Vessel& secondary containment. AST clearance is 2 inches above floor. CRDM <br /> present, no evidence of leaking product from primary vessel, system accessible for inspection: <br /> Residue in secondary, but below base of primary tank, indicating operator error, not leak from <br /> primary tank. Upon inspection,no evidence of weld breaks,punctures,cracks,or other structural damage to <br /> the tank. : Concrete Berm at upper level has 730+gals containment capacity PASS <br /> TEST RESULTS <br /> 1St-Stage: <br /> Pass XX Fail_(quantify) STEEL THICKNESS OF THE WALLS & ENDS OF THE TANK <br /> WERE MEASURED AND ALL MEASUREMENTS WERE FOUND TO BE IN EXCESS OF THE <br /> MINIMUMS REQUIRED UNDER UL 142 STANDARD. <br /> 2°d-Stage: <br /> Pass XX Fail^(quantify) VISUAL INSPECTION FOUND RESIDUE IN SECONDARY,BUT <br /> BELOW BASE OF PRIMARY TANK-INDICATES OPERATOR ERROR, BUT NO LEAK FROM <br /> PRIMARY TANK. <br /> Comments section Tank sits within concrete berm data on file <br /> Next Scheduled Periodic Integrity Test 10-1-2024 <br /> Pacific Environmental Systems,Representative <br /> STI SP001 Certified Inspector No.: AST 135013 <br />