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A B C D E F <br /> I' 3. IF TANKS ARE DROPPED OR IMPACTED AND VACUUM IS LOST, DO NOT ATTEMPT <br /> A DERIPTION III. EXECUTIQN REPAIRS, CONTACT 76 PXOOGK'7S GIGMPANY REPRESENTATIVE 3. FILTER FABR��NSTAL ATLQR <br /> A EXCAVATION E. PRE-INS1AllA110N TESTING PROCEDURE o) AFTER TANK EXCAVATION HAS BEEN COMPLETED TO PROPER SIZE, RIE HOLE WILL BE <br /> i, WORK INCLUDED' UNED WITH A FILTER FABRIC MATERIAL INSTALLED IN ACCORDANCE WITH MANUFACTURERS <br /> INSTALLATION OF NEW XERXES DOUBLE WALL FIBERGLASS UNDERGROUND 1. 1. TANK TEST MANIFOLD RECOMMENDATIONS FILTER FABRIC SHALL CONFORM TO THE FOLLOWING: <br /> STORAGE TANKS AT 76 PPC0W,'S CVVPANI' FACILITIES OR INTERESTS. DUPONT 'TYPAR' STYLE 3401 - 4 oz. / Sq. Yd. <br /> THIS INCLUDES EXCAVATION PROCEDURES FOR THE TANK EXCAVATION, BOTH o) CONTRACTOR SHALL CONFORM WITH 'CONSTRUCTION SAFETY ORDER", DIVISION OF ) CONTRACTOR TO PROVIDE TANK TEST MANIFOLD PER MANUFACTURER'S INSTALLATION 1 INSTRUCTIONS AND THESE SPECIFICATIONS.WET AND DRY CONDITIONS, TESTING OF THE UNDERGROUND STORAGE TANKS INDUSTRIAL SAFETY, CALIFORNIA CODE OF REGULATIONS, TITLE 8, SUBCHAPTER 4, HOECHST 'TREVRA" STYLE 1114 - 4 oz. / Sq. Yd. <br /> AT DELIVERY. AND PROPER OAGKFILLING PROCEDURES. ARTICLE 6, SECTION 1540 AND 1541 AND CAL O.S.HA No. AB-150 (OR FEDERAL <br /> REQUIREMENTS AT STATIONS OUTSIDE OF CAUFORNLA), b) CONTRACTOR TO FURNISH AIR PRESSURE GAUGE WITH A MAXIMUM FULL SCALE READING b) FILTER FABRIC SHALL BE OVERLAPPED 2' MINIMUM AT ALL JOINTS. FOLD OVER AT <br /> 2. WORK NOT INCLUDED' OF 15 PSIG WITH 1/4 OR 1/10 PRIG INCREMENTS. PRESSURE GAUGE TO BE IN GOOD TOP OF EXCAVATION WHEN BACKFILLING IS COMPLETE. <br /> b) WORKERS, MATERIALS AND EQUIPMENT IN THE VICINITY OF THE EXCAVATED ARES REPAIR, AND HAVE A CALIBRATION DATE WITHIN 30 DAYS OF USE. PRESSURE GAUGES <br /> TANK TOP HARDWARE INSTALLATION (J-0.2 & J-0.2A), SUMP AND COLLAR (J-0.3) INSTALLATION, SHALL BE PROTECTED AT ALL TIMES. FENCING OF OPEN EXCAVATION MAY BE REQUIRED. DAMAGED OR OUT OF CALIBRATION WILL NOT BE PERMITTED. 4, 9ED <br /> PIPING, AND GENERAL PETROLEUM SYSTEM SPECIFICATIONS AND STANDARDS REFER TO SCOPE OF WORK OR LOCAL REGULATIONS. <br /> ARE CONTAINED IN OTHER SECTIONS OF THESE SPECIFICATIONS. c) CONTRACTOR TO FURNISH A PRESSURE RELIEF VALVE, SET AT 6 PSIG. RELIEF VALVE PROVIDE A MINIMUM OF 12" THICK PEA GRAVEL BED AT <br /> 2. STABLE WALLS TO BE IN GOOD REPAIR, AND HAVE A CALIBRATION DATE WITHIN 30 DAYS OF USE. RELIEF BOTTOM OF TANK HOLE. PEA GRAVEL OR CRUSHED ROCK BED MUST BE <br /> B. QIIAUTY ASSURANCE VALVES DAMAGED OR OUT OF CALIBRATION WILL NOT BE PERMITTED GRADED SMOOTH AND LEVEL TO RECEIVE TANKS. CAREFULLY PLACE TANKS <br /> THOSE WHICH NORMALLY CAN BE MADE VERTICAL FROM BED TO GRADE ON PEA GRAVEL BED. <br /> 1. 21LFD WORKERS; WITHOUT USE OF SHORING OR SHEET PIUNG. HOLE EXCAVATION MUST BE 2. TESTING OF PRIMARY TANK <br /> URGE ENOUGH TO ALLOW A MINIMUM OF 18" BETWEEN TANKS AND A 5. gAIIACI <br /> a) USE ADEQUATE NUMBERS OF SKILLED WORKERS WHO ARE THOROUGHLY TRAINED AND MINIMUM OF 18' FROM ENDS AND SIDES OF TANKS TO HOLE WALLS a) CONNECT THE TEST MANIFOLD TO AN AVAILABLE PRIMARY TANK FIRING. CHECK TO <br /> EXPERIENCED IN THE NECESSARY CRAFTS AND WHO ARE COMPLETELY FAMILIAR WITH THE ENSURE THAT ALL REMAINING TANK FITTINGS ARE PROPERLY DOPED, PLUGGED AND PLACE TANKS IN HOLE AND BACKFILL DO NOT ADD PRODUCT OR WATER TO <br /> SPECIFIED REQUIREMENTS AND THE METHODS NEEDED FOR PROPER PERFORMANCE OF THE 3. UNSTABLE W IIS TIGHTENED. THE TANK, UNLESS AUTHORIZED BY THE LOCAL AGENCIES AND TIRE <br /> WORK OF THIS SECTION. 76 PP20,VCIS 69VPANY ENGINEER. UNDER SPECIAL. CIRCUMSTANCES. <br /> THOSE SOILS HAVING LESS THAN 750 LB. / SQ, FT. COHESION AS b) OPEN THE MONITOR FITTING NOT CONNECTED TO THE HOSE QUICK DISCONNECT 76 PROOD 'TS COMPANY ENGINEER SHALE DETERMINE THE METHOD TO USE. <br /> b) ONLY MANUFACTURER TRAINED AND CERTIFIED WORKERS MAY INSTALL UNDERGROUND CALCULATED FROM AN UNCONFINED COMPRESSION TEST, OR SOILS WITH AN FITTING, <br /> STORAGE TANKS. ULTIMATE <br /> BALLE NOT MAINTAIN ING CAPACITY FVERTICAL WALLS, E EXCAVATION FT. OR <br /> 6. ANCHORING <br /> c) PRESSURIZE THE PRIMARY TANK TO 5 PSIG, ADD OR REMOVE AIR AS NECESSARY AND <br /> WHERESOIL <br /> 2. SAFETY ]MINING• BE LARGE ENOUGH TO ALLOW MINIMUM OF 1/2 THE TANK DIAMETER FROM ALLOW THE PRESSURE TO STABILIZE. CLOSE THE VALVE ON THE TEST ASSEMBLY AND a) TANKS MUST BE ANCHORED WITH DEADMEN ANCHORS ON ALL WET HOLE INSTALLATIONS. <br /> ENDS AND SIDES OF TANKS TO HOLE WALLS. A QUALIFIED SOIL TESTING DISCONNECT FROM THE AIR SOURCE. THE WEIGHT OF BACKFILL ABOVE THE DEADMEN ON EACH SIDE OF THE TANK TO 'WHICH THEY <br /> a) REVIEW CONFINED SPACE ENTRY PROCEDURES AND CAL OSHA. AND FEDERAL LABORATORY CAN PROVIDE DATA AND RECOMMENDATIONS, ARE ANCHORED. PROVIDES ADDITIONAL HOLD DOWN FORCE REQUIRED TO PREVENT FLOAT-OUT <br /> O.SMA. REGULATIONS FOR WORKERS ENTERING OPEN EXCAVATIONS ON HOW THEY APPLY d) MONITOR THE PRESSURE FOR A PERIOD OF ONE HOUR. SOAP ALL FITTINGS AND UNDER THE MOST ADVERSE CONDITIONS FOR TANKS BURIED A MINIMUM OF 5 FI, BELOW YARD <br /> TO THE PARTICULAR PROJECT. 4. SHORING MANWAYS AND WATCH FOR ACTIVE AIR BUBBLES THAT INDICATE A LEAH. GRADE. INSTALLATION OF DFADMEN SHALL BE PER DEADMEN ANCHOR DETAIL ON DWG. J-6.1, J-8.2 OR J-63. <br /> L) PREPARE 76 PROOUCIS 6VA/PANY FACILITIES AND SITE DEVELOPMENT 76 PRXXIS COVPANY REPRESENTATIVE WILL DETERMINE WHEN SHORING IS 3. TESTING OF SECONDARY (EXTERNAL) TANK b) CONCRETE SADDLE FORM OF ANCHORING IS NOT APPROVED AND SHALL NOT BE ACCEPTED <br /> SAFETY WORK PLAN SUMMARY, AND THOROUGHLY REVIEW THE PLAN WITH ALL ASSOCIATED REQUIRED. THE SHORING SYSTEM SHALL BE ENGINEERED BY A LICENSED FOR ANY INSTALLATION. <br /> WITH THE WORK SCOPE. ENGINEER AND APPROVED BY 76 H70X75 COMPANY REPRESENTATIVE, o) MAINTAIN PRESSURE ON THE PRIMARY TANK. PLUG ALL OPEN FITTINGS ON THE <br /> c) PREPARE 76 PAt20CG'75 dOMPANY FACILITIES AND SITE DEVELOPEMENT WQRK PERMITS SHALL BE OBTAINED IF REQUIRED BY LOCAL AGENCY. SECONDARY TANK. 7. HO n DOWN STRAPS <br /> PERMITS, COMPLY WITH ALL GUIDE ONES. B. NOF SIZE. BURIAL DEPTH AND COVER b) CONNECT NR HOSE FROM THE PRIMARY TANK TO THE SECONDARY. USE FIBERGLASS HOLD DOWN STRAPS WITH TURNBUCKLES AS FURNIS14ED BY <br /> TANK MANUFACTURER, DEADMEN ANCHORS POINTS SHALL BE LOCATED PER <br /> C. CONTRACTOR RESPONSIBILIT'ES 1. HOLE DEPTH c) USE THE PRIMARY TANK AIR PRESSURE TO PRESSURIZE THE SECONDARY TANK TO 5 TANK MANUFACTURER'S SPECIFICATIONS. PER DETAILS, SEE DRAWING J-6. <br /> (. THE CONTRACTOR ACCEPTS FULL RESPONSIBNtt FOR PROPER HANDLING AND o) MUST BE DEEP ENOUGH TO ALLOW A MINIMUM OF 12' BACKFILL BED OVER THE HOLE PSIG. DO NOT USE AN AIR COMPRESSOR TO PRESSURIZE THE SECONDARY TANK AL MATERIALS SHAM BE HOT-DIPPED GALVANIZED. <br /> INSTALLATION OF THE UNDERGROUND STORAGE TANKS AND SHALL INSURE T14AT GOOD BOTTOM, TANKS SHOULD HAVE A MINIMUM COVER DEPTH OF 5'- 0' BELOW YARD GRADE d) DISCONNECT THE AIR SUPPLY AND ALLOW THE AIR PRESSURE IN THE SECONDARY TANK B. BACKFILUNG: <br /> WORKMANSHIP PRACTICES, AND CONSTRUCTION PROCEDURES ARE FOLLOWED DURING THE WHICH INCLUDES A 6' MINIMUM REINFORCED CONCRETE PAD. REFER TO DRAWING J-3 FOR TO STABILIZE, <br /> HANDUNG AND INSTALLATION OF THE TANKS, REGARDLESS OF THE INCLUSION OR OMISSION CONCRETE SLAB DETAILS. ------.-- .. BACKFILLING PROCEDURE WILL BE THE SAME AS OUTLINED FOR A DRY HOLE <br /> OF ANY APPLICABLE SUGGESTION IN THESE INSTRUCTIONS. e) MONITOR THE PRESSURE FOR -A PERIOD OF ONE HOUR. SOAP ENTIRE EXTERIOR OF THE INSTALLATION. <br /> b) LOCAL ENGINEERING MANAGER CAN AUTHORIZE MINIMUM TANK BURIAL DEPTH OF 3'-0- TANK, ALL FITTINGS AND MANWAYS AND WATCH FOR ACTIVE AIR BUBBLES THAT INDICATE A <br /> 2. UNKNOWN SITUATIONS OR CONDITIONS NOT COVERED IN THESE INSTRUCTIONS ARE THE REFER TO MINIMUM TANK BURIAL DEPTH CALCULATION BELOW. LEAK. \ H. INTERNAL PIPING AND PUMP <br /> 2 RESPONSIBIUTY OF THE CONTRACTOR. MANUFACTURER'S SPECLAUSTS ARE AVAILABLE FOR J <br /> CONSULTATION. THE PRESENCE OF A MANUFACTURER OR 76 PR17061CIS COMPANY 2. PAD DIMENSIONS F. INSTALLATION PROCEDURE - DRY HOLE / 1. THE CLEARANCES FROM THE TOP OF FITTING TO TANK BOTTOM MUST BE MEASURED TO <br /> REPRESENTATIVE AT AN INSTALLATION SITE DOES NOT RELIEVE THE CONTRACTOR OF THE INSURE THAT ADEQUATE CLEARANCES ARE MAINTAINED FOR REMOTE PUMP, FILL TUBE. OR <br /> RESPONSIBlUTY FOR PROPER INSTALLATION OF THE TANK. REINFORCED CONCRETE PAVING MUST EXTEND AT LEAST V ON TO NATIVE 1. FOLLOWING PROCEDURE SHOULD GOVERN IF HOLE IS DRY AND HIGH WATER TABLE IS ANY OTHER INTERNAL PIPING INSTALLED. <br /> SOIL IN ALL DIRECTIONS AS A SINGLE SLAB. NOT ANTICIPATED. IF FU,IUREIHIGH WATER CONDITIONS ARE EXPECTED, INSTALLATION <br /> 3. QUESTIONS REGARDING INSTALLATION PROCEDURES OR TANK REPAIRS SHOULD BE SHOULD BE MADE-IN-'ACCORDANCE WITH WET HOLE PROCEDURE. THE 76 PRO26C75' COA(PPANY 2, THE PUMP AND ATTACHED PIPING MUST BE FREE TO MOVE WITH THE TANK <br /> DIRECTED TO 76 PROOXF COMPANY REPRESENTATIVE. 3. MINIMUM AND MAXIMUM BURIAL DEPT _REPRESENTATIVE SHALL DETERMINE THE PROCEDURE (WET OR DRY) TO BE USED. <br /> 1. FULLING TANKS <br /> 4, UNDERGROUND TANKS MUST BE INSTALLED ACCORDING TO THESE INSTRUCTIONS AND MINIMUM BURIAL DEPTH i0 FINISH GRADE SHALL NOT BE LESS THAN 5'-0' �_ FILTER FABRIC INSTALLATION - (WHEN REQUIRED) <br /> NFPA 30 AND 3GA. FEDERAL, STATE, AND LOCAL CODES MAY APPLY AND SHOULD BE PNU MU5T NOT EXCEED 7'- 0OVER TANK TOP TO FINISH GRADE. DO NOT FILL TANKS UNTIL BACKFILL IS TO TOP OF TANK. NEVER ADO PRODUCT OR <br /> CONSULTED, FAILURE TO FOLLOW THESE INSTRUCTIONS WILL VOID THE WARRANTY AND MAY TANK MINIMUM REQUIRED BURIAL DEPTH IS TO BE CALCULATED FOR ALL a) AFTER TANK EXCAVATION HAS BEEN COMPLETED TO PROPER SIZE, THE HOLE WILL BE WATER FOR HOLD DOWN IN DRY HOLE CONDITIONS UNTIL BACKFILLING IS COMPLETED. <br /> RESULT IN TANK FAILURE. IT IS IMPERATIVE TO READ, UNDERSTAND, AND FOLLOW THE PROJECTS USING THESE STANDARDS. IN PROJECTS WHERE GRADES ARE LINED WITH A FILTER FABRIC MATERIAL INSTALLED IN ACCORDANCE WITH MANUFACTURERS <br /> INSTRUCTIONS BELOW. UNAVAILABLE AT TIME OF PERMITTING, THE CONTRACTOR SHALL BE RECOMMENDATIONS. FILTER FABRIC SHALL CONFORM TO THE FOLLOWING: N. ALTERNATE INSTALLATION REQUIREMENTS <br /> RESPONSIBLE FOR OBTAINING THESE GRADES IN THE FIELD AND <br /> 5. UNDERGROUND TANKS REQUIRE THE BACKFILL MATERIAL TO PROVIDE TANK SUPPORT. COMPLETING THE MINIMUM REQUIRED BURIAL DEPTH CALCULATION. THE DUPONT 'TYPAR' STYLE 3401 - 4 oz. / Sq. Yd. A. ADDING TANKS_M_EXLTAGjhSMLLATjGNS <br /> THE INSTALLING CONTRACTOR MUST FOLLOW EXACTLY THE CORRECT BED AND BACKFILL TABLE BELOW SHALL APPEAR ON ALL GENERAL PIPING PLANS. <br /> PROCEDURE THAT FOLLOWS IN THESE INSTRUCTIONS. '_­ - HOECHST 'IitEVIRA' 5111E 1114 - 4 oz. / Sq. Yd. 1. TANKS CAN DE ADDED TO EXISTING INSTALLATIONS, UNDERGROUND STORAGE TANKS <br /> REQUIRE GOOD FOUNDATION SUPPORT FROM SURROUNDING SOIL AND ARE NOT SELF- <br /> II. M4IE[9ELS MINIMUM REQUIRED TANK BURIAL DEPTH CALCULATION b) FILTER FABRIC SHALL BE OVERLAPPED 2' MINIMUM AT ALL JOINTS. FOLD OVER AT SUPPORTING UNDER FUEL OR OVER-BURDEN LOADS. FINAL SELECTION OF METHOD IS THE <br /> TOP OF EXCAVATION WHEN BACKFILLING IS COMPLETE. RESPONSIBILITY OF 76 PRO&CIS COMPANY REPRESENTATIVE DEPENDING ON SITE SPECIFIC <br /> A DOUBLE WALL FIBERGLASS (ERP) STORAGE TANK5 ELEYAnON OF FURTHEST PUMP DISPENSER A (It) CONDITIONS. <br /> c) FILTER FABRIC LINER WILL BE REQUIRED ONLY WHEN ACTUAL SOIL CONDITIONS <br /> I. TPNK SPECIFICATIONS ELEVATION OF FURTHEST TURBINE PIT UD B (It) WARRANT, LOOSE, POORLY GRADED OR SILTY SAND SOIL WILL NORMALLY REQUIRE FILTER 2. ISOLATED BURY (PREFERRED) <br /> FABRIC. THE 76 RR00 'IS C0VP4NY REPRESENTATIVE SHALL DETERMINE WHEN UNEIR IS TO <br /> - - <br /> THE UNDERGROUND STORAGE TANKS TO BE USED ON ALL NEW TANK ELEVATION DIFFERENCE (A - 8) z f2 in / It C (in) BE INSTALLED. a) INSTALL TANKS IN SEPARATE HOLE WH'CH IS A MINIMUM OF 36' FROM EDGE OF <br /> INSTALLATIONS ARE XERXES DOUBLE WALL FIBERGLASS (FRP) STORAGE ORIGINAL TANK INSTALLATION HOLE, UNDISTURBED SOIL BETWEEN NEW EXCAVATION AND <br /> TANKS. STORAGE TANKS ARE 100% METHANOL AND ALCOHOL COMPATIBLE. LENGTH OF LONGEST PIPING RUN D (Tl) 3. m ORIGINAL HOLE MUST BE MAINTAINED. KEEP SURFACE LOADS OFF EXISTING TANKS. <br /> THE INTERSTICE BETWEEN THE PRIMARY AND SECONDARY TANK IS DRY <br /> MONITORED. SEE MONITOR SPECIFICATION FOR DETAILS. MINIMUM REQUIRED PRODUCT UNE FALL PROVIDE A MINIMUM OF 12' THICK PEA GRAVEL BED AT b) IF THE UNDISTURBED SOIL BETWEEN THE TANK EXCAVATIONS CANNOT BE MAINTAINED. <br /> D x 0.25 In / It - MINIMUM PRODUCT LINE FALL E (in) BOTTOM OF TANK HOLE. PEA GRAVEL OR CRUSHED ROCK BED MUST BE ALTERNATE BURIAL METHOD MUST BE USED <br /> 2. TPNK DIMENSIObS GRADED SMOOTH AND LEVEL TO RECEIVE TANKS. CAREFULLY PLACE TANKS <br /> MINIMUM BURIAL AT PUMP ISLAND 24 in F (in) ON PEA GRAVEL 3. BURY IN SAME HOF (ALTERNATE <br /> ) <br /> 600 _GALLON TANK 1,000 GALLON TANK PIPING ELEVATION LOSS AT TURBINE 18 in G (in) 4. 13ACKFILUNG o) LOWER PRODUCT LEVEL IN EXISTING TANKS TO LESS THAN 1/4 TANK CAPACITY. <br /> 4'-1 DIAMETER BY 7'-3 1/2' LONG 4'-1" DIAMETER BY 11'-7 1/2- LONG <br /> 900 POUNDS (APPROXIMATELY) 1,200 POUNDS (APPROXIMATELY) MINIMUM REQUIRED TANK BURIAL DEPTH ( E + F + G ) - c (in) b) REMOVE SURFACE PAD, IF ONE EXISTS. TO LOWER BACKFILL <br /> (It) a) PROPER BACKFILLING IS EXTREMELY IMPORTANT TANK FAILURE CAN RESULT FROM VOIDS LANDER <br /> 10000 GALLON TANK 12,000 GALLON TANK THE TANK. c) EXCAVATE FOR NEW TANKS, LEAVING AS MUCH BACKFILL AS POSSIBLE AROUND <br /> 101-4' DIAMETER BY 21'-5 1/4' LONG 10'-4' DIAMETER BY 24'-0 1/4" LONG EXISTING TANKS. <br /> 4,170 POUNDS (APPROXIMATELY) 4,950 POUNDS (APPROXIMATELY) b) USE EXTREME CARE IN BACKFILUNG BENEATH TANK BOTTOM TO PROVIDE A SOLD <br /> C. TANK DELIVERY SUPPORT FREE OF VOIDS. A WOODEN BOARD OR SIMILAR DEVICE SHALL BE USED TO ROD d) DURING INSTALLATION, EXISTING TANKS MUST NOT BE ALLOWED TO MOVE. SHORING <br /> 15 DOO GALLON TANK 20,000 GALLON TANK �THHEE�,BA_CpKFILNL UNDER TTH7E]TANK. PEA GRAVEL OR CRUSHED ROCK WILL NOT FLOW INTO THIS MAY BE REQUIRED TO RETAIN BACKFILL <br /> 101-4` DIAMETER BY 29'- 5 3/4" LC. 10'-4' DIAMETER BY 37'-8 3/4" LG. 1. - N5TALUTION CHECKUST a) AWFIHSQ (IA Ut CII(1NT ff. ROD. a) INSTALL NEW TANKS AS DESCRIBED EARLIER IN THESE INSTRUCTIONS, LEAVING A <br /> 3 6,110 POUNDS (APPROXIMATELY) 8,210 POUNDS (APPROXIMATELY) INSTALLING CONTRACTOR TO COMPLETE MANUFACTURER INSTALLATION MINIMUM OF 18" BETWEEN NEW TANKS AND EXISTING TANKS. <br /> CHECKLIST AND SUBMIT TO 76 PRODUCTS CVYPNIY WITH OTHER PROJECT d) BACKFILL TO TOP OF TANK PRIOR TO INSTALLING TANK TOP HARDWARE, SUMPS, AND 3 <br /> B. �D AND BACKFlL MATERS DOCUMENTATION. PIPING. B. CONTAMINATED SOIL <br /> i. ffA-UAYEL 2. LIFTING TANKS a) UPON COMPLETION OF INSTALLATION AND TESTING OF TANK TOP HARDWARE, SUMP, AND I. APPLICATIONS <br /> PIPING, COMPLETE BACKF1LUNG WITH PEA GRAVEL TO WITHIN APPROX. <br /> a) MIX Of ROUNDED PARTICLES MUST HAVE A MINIMUM DIAMETER OF 1/8' AND A MAXIMUM USE INSTALLATION LIFT LUG(S) TO UFT TANK. LARGER TANKS HAVE 1/2" OF CONCRETE SLAB SUB-GRADE ELEVATION, TANK GRADE SMOOTH. SEE ALTERNATE SOME LOCAL JURISDICTIONS MAY ALLOW HYDROCARBON CONTAMINATED SOIL <br /> DIAMETER OF 3/4', NO MORE THAN 5% OF THE BACKFILL SHALL PASS THROUGH A No. 8 SIEVE, MULTIPLE UFT LUGS, ALL MUST BE USED. GUIDE THE TANKS WITH TANK TOP BACKFILL PROCEDURE FOR US OF CONTAMINATED SOIL TO BE DISPOSED OF ON SITE. WITH BOTH LOCAL AGENCY AND 76 IIPOOCC75 COVPANY <br /> GUIDELINES. DO NOT USE CHAINS ,OR CABLES AROUND TANKS IF TANKS APPROVAL, THE TANK TOP MAY USE CONTAMINATED SOIL AS OVERBURDEN, <br /> HAVE TO BE MOVED, DO NOT ROLL SET ON SMOOTH GROUND, FREE OF () TAKE THE FINAL TANK DEFLECTION READING AND REPORT ANY MEASUREMENTS OUR OF <br /> ROCKS AND FOREIGN OBJECTS AND RE-CHOCK. CAPACITY OF LUTING TOLERANCE TO THE 76 Rfia(X '7S COMPANY REPRESENTATIVE. <br /> b) STANDARD SIZES OF COARSE AGGREGATES PER ASTM D-448, ASTM C-33 AND AASHTO M 43. EQUIPMENT MUST BE CHECK BEFORE MOVING TANKS, 2. DESIGN OF CONTAMINATED SOIL CELL <br /> G. INSTALLATION PROCEDURE - WET HOLE -. <br /> 1 CHOCK TANKS AL CONTAMINATED SOIL CELL DESIGNS TO BE APPROVED BY 76 PR"C7S COMPANY <br /> FOLLOWING PROCEDURE SHALL APPLY WHERE WATER TABLE IS 16 FL OR LESS REPRESENTATIVE. THE DESIGNS WILL BE SITE SPECIFIC , AND MAY CONTAIN <br /> .uroLWns mxx RAW cvxz L.�w4rcwr snr (sntwa aaEAmas) aEluir v[Atzwr TANK SHOULD NOT BE DROPPED, ROLLED, OR IMPACTED. CHOCK THE TANKS BELOW THE SURFACE OR WHERE A FUTURE WATER CONDITION IS ANTICIPATED. SOIL REMEDIATION PIPING. <br /> SIEVE SITE 6 87 7 UNTIL READY FOR INSTALLATION AND TIE THEM DOWN IF HIGH WINDS ARE <br /> EXPECTED. USE MINIMUM OF 1/2' DIAMETER NYLON OR HEMP ROPE OVER 1, EXCAVATION 3. CONTAMINATED SOIL CEJFLslQR ]RUCTION PROCEDURE <br /> I INCH 1 W% 100% N/A EACH TANK AND TIE TO WOODEN STAKES OF ADEQUATE SIZE TO PREVENT <br /> 3/4 INCH 90 TO 100% 90 TO 100% 106% TANKS FROM BEING MOVED BY HIGH WINDS. EXCAVATION TO PROCEED AS TO AVOID CAVING DUE TO UNSTABLE SOIL a) BACKFILL TANKS PER INSTALLATION SPECIFICATIONS TO A LEVEL 18" (MINIMUM) <br /> 1/2 INCH 20 TO 55% N/A 90 TO 100% CAUSED BY HIGH WATER TABLES. EXCAVATION TO FOLLOW ONE OF THE ABOVE THE TANK TOP, <br /> --- 3/8 INCH 0 TO 15% 20 TO 55% 40 TO 70% <br /> D. PRF-INSTALLATION TESTING FOLLOWING PROCEDURES. b) INSTALL FILTER FABRIC OVER TOP OF PEA GRAVEL, TO PREVENT <br /> No. 4 0 TO 5% 0 TO 10X 0 TO 15X 1, AN AIR TEST SHALL BE PERFORMED BY THE INSTALUNG CONTRACTOR AT TIME OF TANK a) SLOPE SIDE WALLS A MINIMUM OF 1/2 TO I HORIZONTAL TO VERTICAL MIGRATION OF CONTAMINATED SOIL INTO CLEAN BACKFILL MATERIAL FILTER FABRIC <br /> 1/8 INCH N/A N/A N/A DELIVERY AND PRIOR TO SETTING OF TANK, IN THE PRESENCE OF A 76 PROOX7S 6WOANY MATERIAL TO BE INSTALLED PER MANUFACTURER'S RECOMMENDATIONS. FILTER FABRIC SHALL <br /> No. a N/A 0 TO 5% 0 TO 55% REPRESENTATIVE, b) FOLLOW UNSTABLE SOIL EXCAVATION PROCEDURE. CONFORM TO THE FOLLOWING: <br /> 2. TANKS WILL ARRIVE ON SITE WILL 10" H9 VACUUM ON THE INTERSTICE INTRODUCED c) INSTALL ENGINEERED SHORING SYSTEM TO PROTECT STRUCTURES, SITE IMPROVEMENTS, DUPONT 'IMPAR' STYLE 3401 - 4 oz. / Sq. Yd. <br /> AT THE FACTORY, BY THE MANUFACTURER. IF VACUUM LOSS IS DETECTED, CONTACT ADJACENT PROPERTIES, AND PUBLIC RIGHT OF WAYS. <br /> 76 PRCLY/CIS COMPANY AND TANK MANUFACTURER IMMEDIATELY. 2. WATER HOECHST 'TREVIRA" STYLE 1114 - 4 oz. / Sq. Yd. <br /> LEVE1 <br /> c) FILTER FABRIC SHALL BE OVERLAPPED 2' MINIMUM AT AL JOINTS. FOLD OVER AT <br /> o) WATER LEVEL SHOULD BE MAINTAINED AT THE LOWEST PRACTICAL LEVEL DURING TOP OF EXCAVATION WHEN BACKFILUNG IS COMPLETE. <br /> INSTALLATION. <br /> d) CONTAMINATED SOIL TO BE PLACED AND COMPACTED TO 90% RELATIVE COMPACTION, <br /> b) METHOD OF OE-WATERING TO BE DETERMINED BY 76 PRWNC7S COMPANY ALL WORK TO BE COMPLETED UNDER THE SUPERVISION OF A SOILS ENGINEER. A <br /> REPRESENTATIVE . COMPACTION REPORT IS TO BE PROVIDED. <br /> c) THE HOLE BOTTOM SHOULD BE LEVEL, FREE OF ROCKS AND DEBRIS. e) TANK SUMPS, PRODUCT, VAPOR AND VENT PIPING, AND ELECTRICAL CONDUITS, SHALL <br /> NOT BE BACKFILLED WITH CONTAMINATED SOIL ONLY SPECIFIED CLEAN BACKFILL <br /> MATERIAL MAY BE USED. <br /> USE APPLICABLE SECTIONS ONLY <br /> UNION OIL OF CALIFORNIA, dbo UNOCAL, 1994 REV DATE REVISED BE°RINGEATRM RU MATE sY° By wM APPROVAL RECORD - � <br /> aRAWN DAY rAlr APPROVALS <br /> THIS DOCUMENT AND THE INFORMATION CONTAINED HEREIN IS ISSUED FOR C.U.P. UNDERGROUND FUEL TANKS <br /> PROPRIETARY TO UNION OIL OF CALIFORNIA (UNOCAL) AND HAS NECKMffy "'D INSTALLATION SPECIFICATIONS <br /> BEEN FURNISHED IN CONFIDENCE AND ARE SUBJECT TO THE ISSUED FOR PLAN CHECK QATI <br /> TERMS OF A SEPARATE SECRECY AGREEMENT BETWEEN UNOCAL APPIRM <br /> AND THE RECIPIENT, THE RECIPIENT IS NOT TO COPY, DUPLICATE ISSUED FOR GEN. 810 -. <br /> OR DISCLOSE THE CONTENTS TO ANY PERSON OR ENTITY EXCEPT DATE 1-27-97 sxzss " W""O TI DwMNG No R No. s2tT <br /> AS EXPRESSLY AUTHORIZED BY SAID AGREEMENT OR BY UNOCAL ISSUED FOR CONSTRUCT. It PRODUGTS COMPANY rl <br /> IN WRITING. NON ,•„ J - V , 1 O a SHULrs <br /> RECORD DRAWING STILE <br /> - - <br />