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TUE 1 5 5 R " HC 0 H P 02 <br /> a <br /> J <br /> AUGUST 229 1989 <br /> I <br /> SAN JOAQUIN COUNTY <br /> LOCAL HEALTH DISTRICT <br /> 1601 EAST HAZELTON AVENUE <br /> STOCKTON, CA 95205 <br /> RE : CLEANING PROCEDURE OF UNDERGROUND STORAGE TANKS <br /> ATTN: HARLIN KNOLL <br /> i <br /> AS REQUESTED BY SAN JOAQUIN COUNTY WE ARE SUBMITTING THE <br /> PROCEDURES WE WILL IMPLEMENT WHEN THE CLEANING OF A UNDERGROUND <br /> STORAGE TANK IS REQUIRED. <br /> CLEANING OF FUEL TANKS <br /> 1 . HAVE RESIDUAL PRODUCT PUMPED OUT BY A LICENSED HAZARDOUS <br /> WASTE TRANSPORTER AND MANIFESTED. <br /> 2. RINSE TANK 2 MINUTES PER 1p000 GALLONS WITH HOTSY PRESSURE <br /> WASHER MODEL #940 (4GPM @ 20000 PSI ) USING HOTSY RIPPER II <br /> CLEANING CHEMICAL WITH-SPECIAL FAN- TIP MANUFACTURED FOR <br /> TANK RINSING. <br /> 3. HAVE REMAINING CLEANING CHEMICAL AND WATER PUMPED OUT WITH <br /> A VACUUM TRUCK LICENSED FOR TRANSPORTING HAZARDOUS WASTE <br /> AND MANIFESTED. <br /> 4 . REPEAT STEP 2. <br /> 5. REPEAT STEP 3. <br /> 6. REPEAT STEP 2. <br /> 7. REPEAT STEP 3. - <br /> 8. TO DETERMINE IF ANY LIQUID IS LEFT IN THE TANKp STICK THE <br /> TANK AT THE LOW END, MIDDLE AND HIGH END. IF RINSATE IS <br /> STILL EVIDENT REPEAT STEP 3 UNTIL ALL RINSATE IS GONE. <br /> SPECIAL METHOD - WASTE OIL TANKS <br /> i <br /> 1 . RESIDUAL PRODUCT TO BE LIMPED UT BY A LICENSED VACUUM <br /> TRUCK TO TRANSPO T H �Z RD WASTE AND MANIFESTED. <br /> 2. THE CLEANING AND I 0 A F- WASTE OIL TANK WILL BE <br /> PERFORMED BY H N P COMPANY OF SAN FRANCISCO <br /> TSD FACILITY P I # 001-78 <br /> EPA FACILITY PERMI #CAD0047761168 <br />