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® KEY NOTES <br />ON <br />3 <br />0 <br />z <br />0 <br />U <br />W <br />Y <br />r•� <br />c� <br />NOTE: <br />OBSERVATION WELLS SHALL BE ACCESSIBLE ONLY <br />WHERE REQUIRED BY STATE OR LOCAL CODES <br />ANK SLAB <br />2-G 1 <br />GRAVEL BACKFILL TYP <br />APPROVED ALTERNATE) <br />UST PER FIELD CONDITION <br />NOT LOWER THAT TOP OF TANK <br />LEADED 4" PVC <br />.LAR <br />FOM OF TANK <br />NATION <br />STURBED SOIL <br />ACTIVE <br />OBSERVATION WELL SECTION <br />3/4"=1'-0" <br />'IVE PROOF J-BOX <br />4" NPT THREADS <br />FLAT <br />'RETE SLAB <br />AVEL BACKFILL TYP <br />DROVED <br />LATE) <br />IT WITH SEAL -OFF <br />:F 1-G9 AND 1-G12 <br />,ND CORD GRIP <br />=D WITH SENSOR <br />;P RISER PIPE <br />BY MALE FITTING AT <br />i END OF PIPE RISER <br />:)RD <br />r CUT) <br />R SPEC <br />TANK WALL <br />rITIAL SPACE <br />'ANK WALL <br />ANNULAR SPACE <br />RISER AND SENSOR SECTION <br />10' DIA 20,000 GALLON SPLIT TANK SECTION <br />1 /4"=1'-0" <br />k GRAVEL BACKFILL TYP <br />APPROVED ALTERNATE) <br />PEA GRAVEL BACKFILL <br />-ERIAL (OR APPROVED <br />ERNATE)UNDER <br />IKS AND DEADMEN <br />1 CONCRETE SLAB. REF 1-G6.1 AND CIVIL DRAWINGS <br />FOR TOS ELEVATIONS. ALL MANHOLES WITHIN <br />THE TANK SLAB AREA TO BE RAISED 1" ABOVE THE <br />NORMAL GRADE OF CONCRETE. SLOPE CONCRETE <br />TO MANHOLES 1/4" PER FT. CROWN CONCRETE AS <br />r- <br />.- <br />TO NOT INHIBIT WATER DRAINAGE OFF THE TANK <br />CL <br />SLAB (NO POOLING). <br />2 <br />GEOTECH FABRIC MATERIAL TO EXTEND 12" <br />MINIMUM PAST THE TANK HOLE EXCAVATION. <br />METHOD OF PINNING FABRIC AT TOP OF <br />EXCAVATION TO BE APPROVED BY THE 7-ELEVEN <br />CONSTRUCTION MGR. <br />3 <br />4" DIAMETER SCHEDULE 40 PVC WITH .020 WELL <br />SCREEN. MUST BE FACTORY SLOTTED. NO FIELD <br />p <br />SLOTTING. <br />4 MOH STRAP ANCHOR SYSTEM SUPPLIED BY TANK <br />MANUFACTURER. PLACE DEADMEN PER <br />MANUFACTURER'S INSTALLATION INSTRUCTIONS. <br />IY <br />Proto 2nd Qtr 04-03-15 <br />5 <br />FOR SLOPE, FOLLOW CURRENT OSHA <br />REGULATIONS. IF SHEET PILES ARE UTILIZED, <br />PROVIDE 42" MINIMUM CLEARANCE BETWEEN NEW <br />TANKS AND SHORING. <br />6 <br />BURIAL DEPTH GREATER THAN 5'-8" REQUIRES <br />ch <br />7-ELEVEN AND MANUFACTURER'S APPROVAL. <br />co <br />O <br />7 <br />UNDISTURBED SOIL OR COMPACTED BACK FILL <br />ti <br />NOT LESS THAN 95% OF MODIFIED PROCTOR <br />DENSITY (AASHTO-T-180). <br />X <br />b H <br />p� <br />Z (9 <br />�aM <br />c/) <br />_ <br />M <br />Z <br />> <br />J_j <br />0 <br />Zo <br />M0LJJJ <br />v <br />i <br />m =� <br />(n <br />O <br />�J= <br />Z <br />J <br />T—( <br />Lu w <br />ti <br />I` Lu <br />U <br />Q <br />GRAVEL BACKFILL TYP <br />0 <br />N <br />APPROVED ALTERNATE) <br />c" <br />'EA GRAVEL BACKFILL <br />ERIAL (OR APPROVED <br />RNATE) UNDER TANKS <br />DEADMEN <br />MIN MIN MIN MIN MIN MIN <br />10' DIA UNDERGROUND STORAGE TANK SECTION <br />10' DIA 20,000 GALLON TANK SECTION <br />1 /4"=1'-0" <br />GRAVEL BACKFILL TYP <br />APPROVED ALTERNATE) <br />DEA GRAVEL BACKFILL <br />'ERIAL (OR APPROVED <br />ERNATE) UNDER <br />IKS AND DEADMEN <br />WSPASo <br />Q <br />1— <br />m <br />W�a <br />>C <br />O <br />�n�(3D <br />n <br />C:) O t Q <br />co a <br />N o U <br />o Z o <br />00 <br />ct) L7 <br />� <br />Q m <br />W m N <br />cn C �C <br />Vvoi:°-4-�rcoac�°ioE <br />., U <br />22 O Ot Oww 0.O N N Ut()-03C C=L O <br />ani�E3ai a)p``3€c <br />flaao>,.�cd3Ucmuoicco <br />.42a)tAQ2`-dgoZ>�m <br />of <br />42(9:5 aZyram+`aio <br />w--m <br />w �= G) to O C to 00>,�cOCQ°� <br />p cwA c n.w owc— Cox ooa) (a c ;a <br />CD <br />`%%Ululafill� <br />``��QP.•��C E �S�•.F,A�i�i <br />No 68170 <br />ir <br />�-0 • STATE OF <br />OR N <br />SHEET: <br />G3 <br />FUELING - USA <br />