ML093370542

Final Safety Analysis Report, Amendment 95, Figure 2.5-583, Remedial Treatment for Potential Soil Liquefaction Stability Analysis Summary

ML093370542
Person / Time
Site:	Watts Bar
Issue date:	11/24/2009
From:	Tennessee Valley Authority
To:	Office of Nuclear Reactor Regulation
References
Download: ML093370542 (1)

Text

REVISED BY AMENDMENT 59 FIGtfRE 2.5583 G;;:TTq BAR NUCLEAK iil'PI.IT FEMEDIAL TREATHiAi COR POTEN [ I A L S O I L ~ I Q U E F A ~ T I O N STABILITY ANALYSIS SLIbIMARY LOAD D I AGRAfq OE~GROUND BARRIER

?D I C EARTH EARTH

['RESSUR PRESSURE PASSIVE DY N EARTH PASS1 \\CE PRESSURE EARTH NOTE A:

INTERFACE BETWEEN BAG K F I LL COFlPACTED TO 100% OF Ei'd MAX.

PRES-SURE.

AND 9% OF rd T-!AX.

0 -- ANGLE OF FPILURE PLFf'E hEd A LY s I s CASES CPSE DESCRIPTION FACTOR OF SAFETY E

DURING EART~QUAKE BUT PRIOR TO LIQUEFACTION (REDtiCED PASSIVE FRESSURE ASSUMED TO ACT)

I I I

AFTER EARTHQ~AKE AND AFTER ~ I ~ U E F A ~ T I O N (NO PASSIVE PRESSURE ASSUi4ER)

FR F W H O R I Z L ~ I ~ ~ L SEI5lii FGPCE C4:'XE 6';

HE hCCLLERATI0N.IF THE U ~ ~ R G R O U N 5 BARRIER.

SLIDING ?ESISTANCE DUE TO THE SHEAR STRENGTH OF THE CDfrlPACYXl F I L L.

FR =

'ENEFF TAN 4 f-CL Fw = Wag,(Fwx = FN COS 9)

EARTH PRESSURE * =

5YNAftqIC EARTH PRESSURE * =

ifHzKa I

!E,G,;~ -f EA COS 8)

EA ag.

(EADX = EAD COS El) 2 EA EAD PASSIVE EARTH PRESSURE * =

8H2Kp, (Epx = Ep COS 81 EP PD 2

e DYNAMIC PASSIVE EARTH PRESSURE * =

EP ag. (EPDX = EPL ccs a i W

WEIGHT OF BARRIER, Wx = W SIN 0 1 NCLUDES WI:TER PRESSURE 9

MATERIAL ?ROPERTIES UNIT WEIGHTS {PCF) b Y k SAT If SUB

_c I N S I T U I4ATERIALS ALLUVIAL CLAYS AND SILT5 I20 t 23 61 ALLUVIAL SANDS PRIG2 TO EAHT tlr!lJE;KE 1'9 124 62 DURING EAFTHQUAKE 119 124 62 BASEL GRAVEL 720 7 30 68 COI4PACTED F I L L (BORROW MATERIALS)

AFTER LIQLEFACTION 120 58

@ 95% $!$qAX TRENCH A 117 126 64

@ 100% Q~AX TRENCH A 123 130 68 TRENCH 3 123 130 68 TRENCH B 117 126 64 f, P 0 i L 14ATE R I AL 110 115 53 CRUSHED STONE 1032 SECTION MATERIAL 135 143 81 1075 SECTION MATERIAL 135 1 4 3 a i R TEST (NAT'L MOISTURE) 4 C(TSF) 28" 0.4 25" 0.4 20" 0.2 Q TEST 39" 1.o 43" 0

ji C(TSF}

4 CITSF) 14" 0.2 14" 0.2 loo 0.1 0"

0 30" 0

1 5 O 0.1 15" 0.1 74.0 0.25 14" 0,35 24" 0

R & S TEST 9

C(TSF) 405 0.5 40" 0

UIjEESG RONID BhRR I ER AtUXYS 1 S SLPTWiY SAFETY FAC,TORS SAFETY FACTORS TRENCH AI TRENCH E l POST 0+78 1j-28 1+78 2 E28 2+78 3+28 3t78 4+2 8 44-78 5+28 5+78 6+28 6+782 7+28 71-78 et28 3+78 9+78 1.36 1.62 1. 5 3 7.56 1.42 1.44 1.35 1.35 1.42 1.45 1.25 1.20 1.22 1.21 1.23 1.16 1.17 1.12 1.11 1.10 1.03 5.77 7.05 1.11 3.09 4.79 5.44 7.20 5.54 8.37 10.32 78.43 6.98 8.14 4.55 4.65 4.05 4.21 4.07 4:63 3.05 3.31 2.69 2.90 7.63 2.34 1.66 2.02 Ot50 1 +oo 14-50 2+00 2+50 3+0 0 3+50 41-00 4+50 54-00 54-50 6+00 1.85 1.93 1.83 1.78 1.00 1.39 2.21 1.7s 1.78 1.e2 2.26 2.15 1.4810 1.43" 1.61" 1.741° 1.8811 1.064 1.094 NA NA NA NA NA 7.00 6.00 4.57 5.24 2.28 2.57 8.73 f 6.57 17.50 18.49 34.39 32.65 18.32l 18.1311 29.71 l1 24.03

4.14" 70.0212 4.374 NA NA NA NA NA 1-20 1.23 1.16 1.11 1.22 1.17 1.22 1.17 1.41 1.32 1.79 1.87 1.66 1.62 1.64 1.76 1.66 1 - 6 7 2.20 1.98 NOTES :

1 - SEE FICURE 2.5-586 FOR A PLAN SHOWING THE LOCATIONS OF THE CROSS-SECTIONS.

2.

NOT INCLUDED.

S O I L PROFILE NOT IDENTIFIED.

3.

4.

5.

6.

7.

FAILURE PLAN 114 COMPACTED FILL IMMEDIATELY ABOVE CRUSHED STONE.

FAILURE PLANE AT INTERFACE OF 95%/100;'

STABILITY DURING EARTHQUAKE INGLURING PASSIVE PRESSURE CALCULATED USING REDUCER STRENGTHS.

STABILITY AFTER EART~QUAK ASSUMING NO PASSIVE PRESSURE.

MATERIAL FROM ORIGINAL POWERH~US EXCAVATION, INCLJDES BASEL GRAVEL AND SHALE BLASTED FROfil EXCAVATION.

~ D ~ I A X COflPACTE2 ' !LL.

SPREAD BY PANS AND ONLY C ~ ~ I P A C T I 0 N IS BY SPREADIPIG EQUIPMENT.

8, FAILURE PLANE AT BASE OF CROSS-SECTION.

9. THE USE O f CRUSHED STONE AS WELL AS EARTHFILL ALLOWED FOR SEVERAL POTENTIAL FAILURE PLANES.

THE FACTORS-OF-SAFETY GIVEN REPRESENT THE ~ I I N I ~ U M FS FOR POTENTIAL FAILURE PLANES OTHER THAN THAT

~

GIVEN I N NOTE. 8.

I

10.

1;.

12.

FAILURE PLANE AT IJJTERFACE BETWEEN IC12 CRUSHED STONE MATERIAL AND 95%

F l i i t f R E PLANE AT INTERFACE B E T K E N :3;2 AJD,075 CRUSHED STCiNE [{ATERIALS.

FAILURE PLANE AT INTERFACE BETMEEN 1075 CRUSHED STONE MATERIAL AND 100% SOpl~x COMP.ICTED F I L L.

rnfil~x CCYIPACTED F I L L.

13.

NA-NOT A V A r ~ A B ~ E - ~ ~ O OTHER DEFINED POTENTIAL FAILURE PLANE.