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A I B I C D E F
<br /> 5UOYANCY CALCULATIONS FOR 15, 000 COAL. DOU5LE WALL TANK
<br /> SAMPLE BUOYANCY CALCULATI245 F=CJR 15, 0(D0 COAL, DOUBLE WALL_LNC?ERGR0? Q TANK SAMPLE BUOYANCY CALCULATIONS W/ DEADMEN ANCHORS
<br /> FINISH 30. 08' 12. 08'
<br /> SURFACE 0 1
<br /> 0 2 MANWAY (TYP) 2, 1' 10. 08' !'
<br /> " CONCRETE SLAB BACKFILL COLUMN aK'� °`.i-� !`. �� -b !`�ti** r,:f,� ���4 ��; �•4��' �,��.e
<br /> f \ (TYP BOTH SIDES)
<br /> 4. 50' V/zS. 00' BURY
<br /> CONCRETE DEADMEN
<br /> A 110 1' x i' x 28' LONG b' THICK REINF_ PEA CsRAVEL
<br /> H ■ 9. 54' CONC. SLAB_
<br /> 5. 04'
<br /> — U.G. FUEL TANK
<br /> -� 10. 08' - - (TYP)
<br /> 1 INSTALL PRE-ENGINEERED
<br /> SHORINCs SYSTEM ON Al
<br /> BIDES
<br /> } I
<br /> i .
<br /> I. 15ACKFILL COLUMNS i
<br /> L - 26. 08' 1' x 14. 58' HIGH x 28' LONG 408 C. F.
<br /> INSTALL NEW DEADMEN
<br /> EVEN WITH OUTSIDE EDGE
<br /> CALCULATIONS OF TAI,"
<br /> BASIS. W = 408 C. F. x 2 x 60 L55 / C. F.
<br /> 1. WATER CABLE AT BOTTOM OF CONCRETE BLAB (}) W,, ■ 48, 989 LBS.
<br /> 12' PEA GRAVEL !]
<br /> 2. SUBMERGED WEIGHTS : 2. CONCRETE DEADMEN BED
<br /> MATERIAL WE1CxNT 1' x 1' H1Cs1-4 x 28' LONCs 28 C. F.
<br /> FILTER FABRIC LINE
<br /> Milli
<br /> PEA GRAVEL 60_ @POUNDS PER CUBIC FOOT
<br /> CALCULATIONS DEADMEN ANCHO 241 3 - CONT.
<br /> 6
<br /> REINFORCED CONCRETE 81. POUNDS PER CUBIC FOOT '
<br /> WATER i. 48 GALLONS PER CUBIC 1=001 FULL LENGTH OF
<br /> 2 WATER 62. 4 POUNDS PER CUBIC FOOT Wcv ■ 28 C. F. x 2 x 60 LBS / C. F. 2 - 06 CONT. TANK + 2 -0
<br /> TYP. BETWEEN ANY 2
<br /> Wm 3, 36@ LBS. AD.)AGENT TANKS
<br /> 3_ WEIGHTS IN A1R
<br /> MATERIAL WEIGHT 3. TOTAL ADDITIONAL DOWNFORCE
<br /> PEA GRAVEL 120 LBS. PER CUBIC FOOT F.
<br /> REINFORCED CONCRETE 150 LBS. PER CUBIC FOOT TYPICAL SECTION
<br /> TANK 23, 200 LBS.
<br /> CALCULATIONS
<br /> 12E5CRIPTION CALCULATIONS %jMMA�•?Y
<br /> F, 48, 989 LB.g. + 3, 360 LBS.
<br /> I. REFLECTED AREA : Ai = 10. 05 x 26. 08 = 263. 0 S. F. (}) FA ■ 52, 349 LBS.
<br /> 2. I719ELACED VOLUME : V - 700. 08)2/4 C. F. x 26. 08 - 2, @81' C. F.
<br /> 4. FACTOR OF SAFETY WITH ANCHORS,
<br /> 3, UPLIFT FORCE : F u - 62. 4 LBS / C. F. x 2, 081 C. R - 129, 868 LBS. (1) Fug 129, 868 LBS.
<br /> 4. F. 5.== Pw + PA ■ 159. 636 + 52. 34g - 1. 63 OK
<br /> Fu 129, 868
<br /> A) TANK WEIGHT (PER MFR. SPECS.) W , ■ 23, 200 LBS. N) W, = 23, 200 LBS.
<br /> B) 6' CONCRETE SLAB = 150. 00 LBS. / C. F.
<br /> SLAB AREA A, - A , = 12. ADB x 30. 08 363 S. P_
<br /> SLAB WEIGHT EXCLUDING REINFORCEMENT W e ■ 150 x 363 x .50 ■ 21, 252 LBS. (0 W4 ■ 21' 2E'2 LBS.
<br /> C) WEIGHT OF PEA GRAVEL OVERBURDEN VOLUME
<br /> FROM CENTER OF TANK TO CONCRETE SLAB :
<br /> (USE 5'-m' MIN. BURY DEPTH TO FINISI.1 SURFACE
<br /> 4'-6' TO SLAB BOTTOM WITH SUBMr=WsED WEIGHT V,= (H/3) (Al + A,+A A ) - (0. 5VT + Y„)
<br /> OF PEA GRAVEL ■ 60 LBS. / C. F.) Vs■ (9.54/3) (263 + 363 + 263 x 363 ) - ((0. 5 x 2, 081) + 113)
<br /> OVERBURDEN VOLUME FROM CENTER OF TANK TO GONG. SLAB Wp= 1820 C_ F. x 60 LBS. / C. F. ■ 10c3, 184 LBS. N) W, = 105, 154 LBS.
<br /> V r = VOL. OF TANK
<br /> V r - VOL. OF MANWAY F, - 23, 200 + 2-1, 252 + 10c3, 184 = 159, 6036 LBS. (j) F,, ■ 159, 636 LBS.
<br /> TOTAL HOLD-DOWN FORCES : FH = (A + 5 + C) 1=HD■ F„- Fu ■ 159, 636 - 129, 868 a 29„ 7(o8 LBS. l}) EHD - 29, T68 LBS. •• •.' , .. . x. --
<br /> 5. EXCESS HOLD DOWN FORGES EHD: '
<br /> 6. FACTOR OF SAFETY EXCLUDING ERICTIg2Sm
<br /> F. S., • P" 159, 636 / 129, 868 - I. 23 MARGINAL
<br /> 3 Pu ------------ -------------- ---------- 1/4' x 3' HOT DIP GALVANIZED FLAT BAR HOLD DOWN STRAP 3
<br /> 7. CONCLUSION: USE 6' THICK, 12. 08' x 32. 08' CONIC. SLAB AND I I AS PROW-DED BY TANK MANUFACTURER. BRUSH WITH
<br /> TANK BURY DEPTH 5'-@` TO FINISH SURFACE ; FIBERGLASS RESIN, THEN WRAP WITH 30 MIL BLACK PIPE WRAP
<br /> I I TAPE. INSTALL OVER 6' WIDE EPDM RUBBER ISOLATION STRAP.
<br /> I (AVAILABLE FROM STEEL TANK INSTITUTE MEMBER TANK MANUFACTURERS)
<br /> NOTE : DUE TO SITE SPECIFIC VARIABLES, BUOYANCY CALCULATIONS MUST I 1 I
<br /> BE CALCULATED FOR EACH INDIVIDUAL 51TE BASED ON ACTUAL CONDITIONS.
<br /> I I 1` DIA HOT DIP GALVANIZED ROUND BAR W / 12' LONG THREAD t 2 NUTS
<br /> I I AS PROV DED BY THE TANK MANUFACTURER BRUSH WITH FIBERGLASS RESIN
<br /> I 1 THEN WRAP WITH 30 MIL BLACK PIPE WRAP TAPE.
<br /> I I
<br /> ---------- ------- ------ — - - - ------
<br /> GENERAL NOTES: DEAPtl TEN / ANCH01RINC; INSTALLATION
<br /> !_ TANK ANCHOORING SHALL BE INSTALLED ONLY WHEN I_ CONTRACTOR 15 TO INSTALL DEADMEN IN SUCH A MANNER THREAD ROD ANCHORS ATTACHED TO 06 REBARS TYPICAL OF ALL
<br /> APPROVED BY UNOCAL ENGINEER AND AS REQUIRED AS TO NOT REQUIRE PERSONNEL IN THE BOTTOM OF THE
<br /> BY LOCAL AGENCIES. IT IS REQ-OMMENDED THAT EXCAVATION, THESE INSTALLATIONS ARE INTENDED TO BE LOCATIONS. INSTALL WITH 'L' LECs UNDER REBAR 4 TIE-WIRE
<br /> DURING TAMC SETTING, CONTRACTOR MUST PROVIDE PROTECTION ON ENDS OF TANKS BE ANCHORED FOR INSTALLATIONS WHERE ONLY A GUIDE. CONTRACTOR nW COMPLY WITH ALL SECURELY M PLACE
<br /> I' ANCHOR BOLTS TO ELIMINATE THE POSSIBILITY OF DAMAGING THE f�P COATING
<br /> GROUNDWATER IS LESS THAN 16 FEET BELOW CsRADE. APPLICABLE 03HA OR GAL/OSHA R4`GULATIONS_ I0'-0" 9'-6' Im'-@'
<br /> go-
<br /> OF THE TANK PROTECTION MAY CONSIST OF 1' HOSE OR REBAR PROTECTIVE 2. FOR HOLD-DOWN STRAP LOCATIONS, REFER TO 2. CONCRETE DEADMEN SHALL BE PRECAST ABOVE GRADE WITH �00�
<br /> CAPS AND PIPE WRAP TAPE AT CONTRACTOR'S OPTION. IN ADDITION, IF TANK DETAIL HEREON ANCHOR RODS IN PLACE, ON CENTERS (AS SHOWN), A MINIMUM
<br /> EXCAVATION 15 APT TO FILL WITH WATER FROM ANY SOURCE, TANK 15 TO BE O'F -1 DAYS PRIOR TO INSTALLATION. 8'-0' 8'-0' # 8'-0' m.
<br /> J
<br /> BALLASTED WITH GLEAN WATER At NO TIME IS BALLAST WATER LEVEL IN TANK 3. 5010 GALLON WASTE OIL TANK, WHEN INSTALLED MODEM
<br /> TO EXCEED LEVEL OF WATER (OR BACKFILL) IN TANK EXCAVATION. AFTER PER UNOCAL. STANDARD PLANS AND SPECIFICATIONS, 3. PROPERLY POSITION DEADMEN IN THE HOLE (ON TOP OF WELD INCA
<br /> INSTALLATION, ALL WATER 18 TO BE REMOVED BY PUMPINCs WITH SUCTION HOSE AT YIELDS A SAFETY FACTOR OF 3. 62 : 1, THEREFORE FILTER FABRIC) PRIOR t0 ANY BACKFILL.-
<br /> NO SUPPLEMENTAL ANCHORS ARE REQUIRED.
<br /> LOW END OF TANK. AFTER WATER 15 REMOVED, CIRCULATE DRY COMPRESSED AIR 4- PLACE A 12' THICK BED OF PEA GRAVEL AND GRADE SMOOTH.
<br /> THROUGH TANK OPENINGS TO DRY TANK INTERIOR ALL TANK OPENINGS MUST BE 4, SHORINCs WILLB�CUIRE© FOR ALL PROJECTS 5 SET TAWS ON PEA GRAVEL BED.
<br /> LEFT OPEN DURING THIS DRYING OPERATION. CONTRACTOR MUST PROVIDE REQUIRING AINCHORINCs. (ALL WET HOLE CONDITIONS)
<br /> CERTIFICATION THAT THE TANK WAS DRIED COMPLETELY AND IS CLEAN ' DO NOT 6. BACKFILL TO CENTERLINE OF TANKS.
<br /> USE TUR51NE PUMP TO EMPTY WATER IN TANK
<br /> 1. POSITION ANCHOR STAPS AND ATTACH TO ANCHOR RODS.
<br /> TIGHTEN TO OBTAIN A SNUG PIT.
<br /> 8. BACKFILL t0 TOP OF TANK
<br /> o�srr:or ui PNi�rTs��_.___ -- Rev, c�co. ,�'o
<br /> 4 I REV DATE ; -� REVISED 13EMING EARLIER 111E BY BY By APPROVAL RECORD APPROVALS 4
<br /> c UNION OIL OF CALIFORNIA, d b a UNOCAL, 1994 t- 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 �� � WD ! BUOYANCY DETAILS AND CALCULATIONS
<br /> BEEN FURNISHED IN CONFIDENCE AND ARE SUBJECT TO THE - ! ISSUED FOR PLAN CHECK �'EMAL M''� ' ' DATE,
<br /> TERMS OF A SEPARATE SECRECY AGREEMENT BETWEEN UNOCAL . - "PPD I
<br /> AND THE RECIPIENT. THE RECIPIENT IS NOT TO COPY, DUPLICATE — — 1ssuED FOR GEN. 131D
<br /> 1 DAT, 2-8-95 s
<br /> cLe� urur a�r�} I � 'aw�w�Nc No. ��v No.
<br /> OR DISCLOSE THE CONTENTS TO ANY PERSON OR ENTITY EXCEPT — 1ssuED FOR CONSTRUCT.. ir
<br /> AS EXPRESSLY AUTHORIZED BY SAID AGREEMENT OR BY UNOCAL -Y {� I UNOrAL*DATE J
<br /> 0= SHE'
<br /> sGUF NONE
<br /> IN WRITING. � � RECORD DRAWING _ ! t ,�N fTIGINEER}
<br /> A B V D E F K:\UN\UN1682\JDWGS\
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