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<br /> 5UOYANC:Y C:ALC:ULATIONS, FOR 15, OOO COAL. DOU5LE WALL TANK
<br /> SAMPLE BUOYANCY AT1 FQR 1 CALCULATIONS / DEADMEN ANCHORS
<br /> FINISH 30. 08' 12. 08'
<br /> SURFACE b 1
<br /> 0 2 MANWAY (TYP)
<br /> 21 do
<br /> '
<br /> " CONCRETE SLAB BACKFiLL COLUMN e e T-
<br /> 4.
<br /> ` (TYP 5ot!4 SIDES)
<br /> 4. 50' .5. 00' BURY
<br /> I CONCRETE DEADMEN
<br /> 1' x I' x 28' LONG fo' THICK REINF.
<br /> H ■ 5. 54' CONC. SLAB. PEA GRAVEL
<br /> 5. 04'
<br /> _ _ _ UjG. FUEL TANK
<br /> 10. 08' (TYP)
<br /> INSTALL PRE-ENGINEERED
<br /> SHORING SYSTEM ON ALL
<br /> SIDES
<br /> DE5CRIPTION
<br /> I. BACKFILL COLUMNS "
<br /> 1' x 14. 58' HIGH x 28' LONG 408 C. F. INSTALL
<br /> _ L = 26. 08' EU) DEADMEN
<br /> EVEN WITH OUTSIDE EDGE
<br /> CALCULATION OF TANKS
<br /> NASI$ W = 406 C. F. x 2 x 60 LBS / C. F.
<br /> 1. WATER CABLE AT 50TT01`i OF CONCRETE SLAB
<br /> (}) W 48, 989 LBS. _ (L �12' PEA GRAVEL (L
<br /> 2. SUBMEWSED WEIGHTS : 2. CONCRETE DEADMEN BED ' ='
<br /> MATERIAL I' x 1' HIGH x 28' LONCs ■ 28 G. F. FILTER FABRIC LINE
<br /> PEA GRAVEL 60. 0 POUNDS PER CUBIC FOOT CALCULATIONS
<br /> REINFORCED CONCRETE 81. b POUND$ PER CUBIC FOOT 121 DEADMEN ANGHO 24' 3 - +Yo CONT.
<br /> 2 WATER 1. 48 GALLONS PER CUBIC FOOT FULL LENGTH OF
<br /> W ■ 28 C_ F. x 2 x 60 L55 / G. F. 2 - . G . TANK + 2'-0' BETWEEN ANY 2
<br /> WATER 62. 4 POUNDS PER CUBIC FOOT �
<br /> C7Nt
<br /> W= ■ 3, 360 LBS. TVP.
<br /> ADJACENT TANKS
<br /> 3. WEIGHTS 1N AIR
<br /> MATERIAL WEIGHT 3.
<br /> PEA GRAVEL 120 LBS. F'ER CUBIC FOOT FA ■ LUM + W.
<br /> REINFORCED CONCRETE 150 LBS. PER CUBIC FOOT
<br /> TYPICALTANK 23, 200 L55. SECTION
<br /> DE$CRI PT I ON GALCULAT 1 ONS SUMMARY CALCUL AJ IONS
<br /> FA ■ 48, 989 LBS. + 3, 360 LESS.
<br /> I. REELECTED AREA : A = 10. 08 x 26. 08 = 263. 0 S. F. (1) F A ■ 57, 349 LBS.
<br /> 2. DIaE _dr'ED VOLUM V = 700. 08)'/4 C. F. x 26. OS ■ 2, 081 C. F.
<br /> „
<br /> 3. UPLIFT FORGE F u= 62. 4 LBS / C. F. x 2, 081 C. F. = 12Q, 868 LBS. (f) Fu = 129, 868 LBS. 4. FACTOR OF $AFETY WITH ANCHORS.
<br /> 4. HOLD DOWN FORCES : F. 5.2= Fw + F" 159. 636 + 52, 34S , I. 63 OK
<br /> Fu l29, 8(08
<br /> A) TANK WEIGHT (PER MFR SPECS.) W T 23, 200 LBS. (}) WT = 23, 200 LBS.
<br /> B) 6' CONCRETE SLAB = 150. 00 LBS. / C. F.
<br /> SLAB AREA A, _ ,4 , 12. 08 x 30. 08 = 363 51. F.
<br /> SLAB WEIGHT EXCLUDING REINFORCEMENT W e ■ 150 x 363 x .50 ■ 21, 252 L55. (1) We ■ 21, 252 LBS.
<br /> C) WEIGHT OF PEA GRAVEL OVERBURDEN VOLUME
<br /> FROM CENTER OF TANK TO CONCRETE SLAB :
<br /> (USE 5'-0' MIN. BURY DEPTH TO FINISH SURFACE
<br /> 4'-6' TO SLAB BOTTOM WITH SUBMERGED WEIGHT V*= (H/3) (A, + A,+IA—,A,) - (0. 5VT + V.)
<br /> OF PEA GRAVEL = 60 LBS. / C. F.) V.= (954/3) (263 + 363 + 2b x3 363 ) - ((0. 5 x 2, 081) + 113)
<br /> OVERBURDEN VOLUME FROM CENTER OF TANK TO GONG. SLAB We= 1820 C. F. x 60 L55. / C. :R ■ 109, 184 LBS. (1) Wp = 109, 184 L55-
<br /> VT
<br /> BS.VT = VOL. OF TANK
<br /> V m ■ VOL. OF MANWAY F„ = 23, 200 + 21, 252 + 109, I54 = 159, 636 L55. (j) F;, ■ 159, 636 LBS.
<br /> TOTAL HOLD-DOWN FORGES : FH - (A + B + C)
<br /> EHD■ F„- Fu a I59, bib - 129, 868 = 29, 168 LBS. (1) EHD = 29, 168 LBS. ".• rZ Lj • ' ,.
<br /> 5. z OC
<br /> E
<br /> 6. FACTOR OF SAFETY EXCLUDINCs FRICT10N
<br /> F. S., ■ " 159, 636 / 129, 868 = 1. 23 MARGINAL —
<br /> 3 — —— _—— ———— '—-—-——————T —— -————`- — 1/4' x 3' HOT DIP GALVANIZED FLAT BAR HOLD DOWN STRAP 3
<br /> '1. CajQLUr2IQN. USE 6' TH1GKy 12. 08' x 32. 08' CONC. SLAB AND i A9 PROVIDED BY TANK MANUFACTURER BRUSH WITH
<br /> TANK BURY DEPTH 5'-0' TO FINISH SURFACE I I F1BEW-CLASS RESIN, THEN WRAP WITH 30 MIL BLACK PIPE WRAP
<br /> TAPE. INSTALL OVER 6' WIDE EPDM RUBBER ISOLATION STRAP.
<br /> DUE TO SITE SPECIFIC VARIABLE$, BUOYANCY CALCULATIONS MUST I I (AVAILABLE FROM STEEL TANK INSTITUTE MEMBER TANK MANUFACTURERS)
<br /> I I J
<br /> BE CALCULATED FOR EAG+-•I INDIVIDUAL SITE BASED ON ACTUAL CONDITIONS, 1
<br /> I 1 1' DIA HOT DIP GALVANIZED ROUND BAR W / 12' LONG THREAD 4 2 NUTS
<br /> 1 I AS PROVIDED BY THE TANK MANUFACTURER BRUSH WITH FI5ERGLA55 RESIN
<br /> I I THEN WRAP WITH 30 MIL BLACK PIPE WRAP TAPE.
<br /> I 1
<br /> GENERAL NOTES: DEAPtIEN / ANCNORINCz INSTALLATION
<br /> I. 'T44%K ANCHORING SHALL BE INSTALLED ONLY WHEN 1. CONTRACTOR 15 TO INSTALL DEADMEN IN SUCH A MANNER
<br /> APPROVED BY UNOCAL ENGINEER AND AS REQUIRED AS TO NOT REQUIRE PERSONNEL IN THE BOTTOM OF THE II \!'—!TWREAD FOOD ANCHORS ATTACHED t0 % REBARS TYPICAL OF ALL
<br /> Br LOCAL AGENCIES. IT 18 REQ2j2N2r=0 THAT EXCAVATION. THESE INSTALLATIONS ARE INTENDED TO BE LOCATIONS. INSTALL WITH 'L' LECs UNDER REBAR 4 TIE-WIDE
<br /> DURING TANK SETTING, CONTRACTOR MUST PROVIDE PROTECTION ON ENDS OF TANKS BE ANCHORED FOR INSTALLATIONS WHERE ONLY A GUIDE. CONTRACTOR nW COMPLY WITH ALL SECURELY IN PLACE
<br /> I' ANCHOR BOLTS TO ELIMINATE THE POSSIBILITY OF DAMAGING THE FRP COATING CID WATER IS LESS THAN 16 FEET BELOW GRADE. APPLICABLE OSHA OR GAL/OSHA REGULATIONS. 10+_0■ 5'_h' 10'-0'
<br /> OF THE TANK. PROTECTION MAY CONSIST OF P HOSE OR REBAR PROTECTIVE 2. FO'R HOLD-DOWN STRAP LOCATIONS, REFER TO 2. CONCRETE DEADMEN SHALL BE PRECAST ABOVE GRADE WITH
<br /> CAPS AND PIPE WRAP TAPE AT CONTRACTOR'S OPTION- IN ADDITION, IF TANK DETAIL HEREON. ANCA-10R RODS IN PLACE, ON CENTERS (AS SHOWN), A MINIMUM
<br /> EXCAVATION 15 APT TO FILL WITH WATER FROM AbY SOURCE, TANK IS TO BE OF 1 DAYS PRIOR TO INSTALLATION g _@• 8,_
<br /> BALLASTED WITH CLEAN WATER AT NO TIME IS BALLAST WATER LEVEL IN TANK 3. 50'm GALLON WASTE OIL LANK, WHEN INSTALLED MODERN
<br /> PER UNOCAL STANDARD PLANS AND 5PECIFiCATIONS, 3. PROPERLY POSITION DEADMEN IN THE HOLE (ON TOP OF
<br /> TO EXCEED LEVEL OF WATER COR BACKFILL) IN TANK EXCAVATION. AFTER YIELDS A SAFETY FACTOR OF 3. 62 : 1, THEREFORE FILTER FABRIC) PRIOR TO ANY BACKFILL- WELDING Y j�!y
<br /> INSTALLATION, ALL WATER 15 TO BE REMOVED BY PUMPINCs WITH SUCTION HOSE AT NO SUPPLEMENTAL ANCHORS ARE REQUIRED-
<br /> LOW END OF TANK AFTER WATER IS REMOVED, CIRCULATE DRY COMPRESSED AIR 4. PLACE A 12' THICK BED OF PEA G=RAVEL AND GRADE SMOOTH. h
<br /> T ROAJCsH TANK OPENINGS t0 DRY LANK INTERIOR ALL TANK OPENINGS MUST 8E 4. SHORING WILL BE REQUIRED FOR ALL PROJECTS
<br /> Na.
<br /> LEFT OPEN DURING THIS DRYING OPERATION,. CONTRACTOR MUST PROVIDE REQUIRING ANGHORINCs. (ALL WET HOLE CONDITIONS) 5• SET TANKS ON PEA GRAVEL BED.
<br /> CERTIFICATION THAT THE TANK WAS DRIED COMPLETELY AND 15 CLEAN. DO NOT b. BACKFILL TO CENTERLINE OF TANKS. oF
<br /> USEI T TY A 1N T rAAIFOAN
<br /> 1. POSITION ANCHOR STAPS AND ATTACH TO ANCHOR RODS.
<br /> TIGHTEN TO OBTAIN A SNUG FIT,
<br /> 8. BACKFILL TO TOP OF TANK
<br /> 4 ' of=STRar AL PRCNTs �• �D• �''D � APPROVAL RECORD
<br /> APPROVALS
<br /> UNION OIL OF CALIFORNIA, dba UNOCAL, 994 REv DATA 1 REVISED BEARING EARLIER DATE �r BY er 11
<br /> MILESTONE DATE APPROVAL DRAWN BY TAIT
<br /> THIS DOCUMENT AND THE INFORMATION CONTAINED HEREIN IS ISSUED FOR C.U.P. UNDERGROUND GASOLINE STORAGE TANK COUNTER
<br /> PROPRIETARY TO UNION OIL OF CALIFORNIA (UNOCAL) AND HAS CHECK® BY WD BUOYANCY DETAILS AND CALCULATIONS
<br /> BEEN FURNISHED IN CONFIDENCE AND ARE SUBJECT TO THE ISSUED FOR PLAN CHECK
<br /> TERMS OF A SEPARATE SECRECY AGREEMENT BETWEEN UNOCAL APPROVED
<br /> AND THE RECIPIENT. THE RECIPIENT IS NOT TO COPY, DUPLICATE — ISSUED FOR GEN. BID
<br /> OR DISCLOSE THE CONTENTS TO ANY PERSON OR ENTITY EXCEPT 2.-.8-95 ( ) a DRAWING NO. REV NO.
<br /> AS EXPRESSLY AUTHORIZED BY SAID AGREEMENT OR BY UNOCAL 1ssuED FOR CONSTRUCT. UNOCAL*
<br /> I
<br /> SHEET
<br /> IN WRITING. -- RECORD DRAWING scAlf NOME I f,4NER)
<br /> ! � sAArirs
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<br /> F K:\UN\UN16$2\JDWGS\STD—J-6
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