Text

Final Safety Analysis Report, Amendment 112, Section 2.5, Geology, Seismology, and Geotechnical Engineering Summary of Foundation Conditions, Part 2 of 3
	ML14160B097
Person / Time
Site:	Watts Bar
Issue date:	05/30/2014
From:	; Tennessee Valley Authority
To:	; Office of Nuclear Reactor Regulation
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ML14160A901	List: ML14160B088; ML14160B089; ML14160B090; ML14160B091; ML14160B092; ML14160B093; ML14160B094; ML14160B095; ML14160B096; ML14160B097; ML14160B098; ML14160B099; ML14160B100; ML14160B101; ML14160B102; ML14160B104; ML14160B105; ML14160B106; ML14160B107; ML14160B108; ML14160B109; ML14160B110; ML14160B111; ML14160B112; ML14160B113; ML14160B114; ML14160B115; ML14160B116; ML14160B117; ML14160B118; ML14160B119; ML14161A058; ML14161A060; ML14161A061; ML14161A062; ML14161A063; ML14161A064; ML14161A065; ML14161A066; ML14161A067; ML14161A068; ML14161A069; ML14161A070; ML14161A071; ML14161A072; ML14161A073; ML14161A074; ML14161A075; ML14161A076; ML14161A077; ... further results
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Table 2.5-44 WBNP - Bearing Capacity - Category I Soil-Supported Structures Adopted Soil Properties For Bearing Capacity Determination Unit Weight (PCF) Strength Tests Q R R or S C C C WATTS BAR Material Moist Sat. Sub (DEG) (PSF) (DEG) (PSF) (DEG) (PSF) a a Granular fill 133 142 80 39 1400 38 0 38 700 In-situ gravel (N450) 125 143 72 39a 0a 39a 0a 39 0 a a a a a a a a In-situ gravel (N = 16, 17) 120 130 68 30 0 30 0 30 0a Weathered shale - 127 64 0 1600 18 300 27 0 a

Properties assumed.

GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS 2.5-205 WBNP-112

WATTS BAR WBNP-112 Table 2.5-45 Watts Bar Nuclear Plant ERCW Liquefaction Trench A Summary of Laboratory Test Data Borrow Soil Classes Class I II III Symbol SM-SC SC CL Mechanical and Hydrometer Analysis Gravel, percent 0 0 0 Sand, percent 70 51 40 Silt, percent 15 24 29 Clay, percent 15 25 31 Atterberg Limits Liquid limit, percent 24 28 34 Plastic limit, percent 19 17 19 Plasticity index, percent 5 11 15 Shrinkage limit, percent -- -- --

Standard Proctor Compaction Optimum moisture, percent 13.1 14.1 15.9 Maximum density, pcf 116.6 114.4 110.8 Penetration resistance, psi 910 840 760 Shear Strength at 3% Dry of Optimum Moisture and at 95% of Maximum Unit Weight Triaxial R: , degrees 15.0 14.8 18.0 c, tsf 0.29 0.11 0.03 Shear Strength at 3% Dry of Optimum Moisture and at 100% of Maximum Unit Weight Triaxial R: , degrees -- 15.7 16.8 c, tsf -- 0.19 0.10 Percent of class in area 8 61 31 Natural moisture content, percent 18.5 19.4 20.7 2.5-206 GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS

WATTS BAR WBNP-112 Table 2.5-45a Watts Bar Nuclear Plant ERCW Liquefaction, Trench A Supplemental Borrow Summary of Laboratory Test Data Borrow Soil Classes Group 1 2 3 Symbol ML SM ML Mechanical and Hydrometer Analysis Gravel, percent 0 0 0 Sand, percent 16 54 43 Silt, percent 44 31 15 Clay, percent 40 15 22 Atterberg Limits Liquid limit, percent 47 26 34 Plastic limit, percent 29 25 26 Plasticity index, percent 18 1 8 Shrinkage limit, percent -- --

Standard Protoctor Compaction Optimum moisture, percent 21.4 17.3 18.8 Maximum density, pcf 99.7 108.4 105.3 Penetration resistance, psi 1180 860 800 Shear Strength at 3% Dry of Optimum Moisture and at 100% of Maximum Unit Weight*

Triaxial R: , degrees 13.0 11.6 12.9 c, tsf 0.43 0.46 0.69 Percent of class in area -- -- --

Natural moisture content, percent -- -- --

Group 2 tested at 95 percent of maximum unit weight.

GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS 2.5-207

WATTS BAR WBNP-112 Table 2.5-46 Watts Bar Nuclear Plant ERCW Liquefaction Trench B Summary of Laboratory Test Data Borrow Soil Classes Class I II III Symbol SM SM-SC CL Mechanical and Hydrometer Analysis Gravel, percent 0 0 0 Sand, percent 66 55 43 Silt, percent 22 24 28 Clay, percent 12 21 29 Atterberg Limits Liquid limit, percent NP 28 30 Plastic limit, percent NP 22 19 Plasticity index, percent NP 6 11 Shrinkage limit, percent -- -- --

Standard Proctor Compaction Optimum moisture, percent 15.3 15.6 15.8 Maximum density, pcf 110.7 110.3 109.8 Penetration resistance, psi 770 1025 1425 Shear Strength at 3% Dry of Optimum Moisture and at 95% of Maximum Unit Weight Triaxial R: , degrees 7.6 5.5 10.4 c, tsf 1.67 1.05 0.32 Percent of class in area 26 22 52 Natural moisture content, percent 25.0 28.4 22.2 2.5-208 GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS

WATTS BAR WBNP-112 Table 2.5-47 Watts Bar Nuclear Plant ERCW Liquefaction Borrow Area 9 Summary of Laboratory Test Data Borrow Soil Classes Class I II Symbol CL CL-ML Mechanical and Hydrometer Analysis Gravel, percent 0 0 Sand, percent 24 32 Silt, percent 40 27 Clay, percent 36 41 Atterberg Limits Liquid limit, percent 31 40 Plastic limit, percent 15 25 Plasticity index, percent 16 15 Shrinkage limit, percent -- --

Standard Proctor Compaction Optimum moisture, percent 16.4 19.6 Maximum density, pcf 110.3 104.0 Penetration resistance, psi 350 680 Shear Strength at 3% Dry of Optimum Moisture and at 95% of Maximum Unit Weight Triaxial R: , degrees 12.3 8.0 c, tsf 0.11 0.57 Shear Strength at 3% Dry of Optimum Moisture and at 100% of Maximum Unit Weight Triaxial R: , degrees 11.6 --

c, tsf 0.28 --

Percent of class in area 50 50 Natural moisture content, percent 18.1 21.7 GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS 2.5-209

WATTS BAR WBNP-112 Table 2.5-48 Watts Bar Nuclear Plant ERCW Liquefaction Borrow Area 10 Summary of Laboratory Test Data Borrow Soil Classes Class I II Symbol CL CL-ML Mechanical and Hydrometer Analysis Gravel, percent 0 0 Sand, percent 33 19 Silt, percent 31 33 Clay, percent 36 48 Atterberg Limits Liquid limit, percent 39 45 Plastic limit, percent 23 26 Plasticity index, percent 16 19 Shrinkage limit, percent -- --

Standard Proctor Compaction Optimum moisture, percent 20.6 25.4 Maximum density, pcf 103.0 93.3 Penetration resistance, psi 620 860 Shear Strength at 3% Dry of Optimum Moisture and at 95% of Maximum Unit Weight*

Triaxial R: , degrees 11.9 15.2 c, tsf 0.21 0.09 Shear Strength at 3% Dry of Optimum Moisture and at 100% of Maximum Unit Weight Triaxial R: , degrees -- 15.0 c, tsf -- 0.12 Percent of class in area 86 14 Natural moisture content, percent 23.9 27.6

At a density of 90 pcf on class II.

2.5-210 GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS

WATTS BAR WBNP-112 Table 2.5-49 Watts Bar Nuclear Plant ERCW Liquefaction Borrow Area 11 Summary of Laboratory Test Data Borrow Soil Classes Class I Symbol ML Mechanical and Hydrometer Analysis Gravel, percent 0 Sand, percent 21 Silt, percent 35 Clay, percent 44 Atterberg Limits Liquid limit, percent 44 Plastic limit, percent 29 Plasticity index, percent 15 Shrinkage limit, percent --

Standard Proctor Compaction Optimum moisture, percent 22.2 Maximum density, pcf 99.8 Penetration resistance, psi 850 Shear Strength at 3% Dry of Optimum Moisture and at 95% of Maximum Unit Weight*

Triaxial R: , degrees 13.2 c, tsf 0.21 Percent of class in area 100 Natural moisture content, percent 26.9 GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS 2.5-211

WATTS BAR WBNP-112 Table 2.5-50 Watts Bar Nuclear Plant ERCW Liquefaction Borrow Area 12 Summary of Laboratory Test Data Borrow Soil Classes Class I II III Symbol SM CL-ML CL-ML Mechanical and Hydrometer Analysis Gravel, percent 0 0 0 Sand, percent 50 22 22 Silt, percent 26 39 40 Clay, percent 24 39 38 Atterberg Limits Liquid limit, percent 32 40 42 Plastic limit, percent 25 25 26 Plasticity index, percent 7 15 16 Shrinkage limit, percent -- -- --

Standard Proctor Compaction Optimum moisture, percent 16.8 17.8 19.2 Maximum density, pcf 108.8 106.5 103.7 Penetration resistance, psi 1165 1150 1140 Shear Strength at 3% Dry of Optimum Moisture and at 95% of Maximum Unit Weight Triaxial R: , degrees 9.5 12.0 16.4 c, tsf 0.57 0.29 0.04 Shear Strenght at 3% Dry of Optimum Moisture and at 100% of Maximum Unit Weight Triaxial R: , degrees -- -- 12.5 c, tsf -- -- 0.39 Percent of class in area 12 55 33 Natural moisture content, percent 21.6 24.9 25.2 2.5-212 GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS

WATTS BAR WBNP-112 Table 2.5-51 Watts Bar Nuclear Plant ERCW Liquefaction Borrow Area 13 Summary of Laboratory Test Data Borrow Soil Classes Class I II III Symbol ML ML MH Mechanical and Hydrometer Analysis Gravel, percent 0 0 0 Sand, percent 24 23 12 Silt, percent 42 39 41 Clay, percent 34 38 47 Atterberg Limits Liquid limit, percent 37 41 52 Plastic limit, percent 26 27 35 Plasticity index, percent 11 14 17 Shrinkage limit, percent -- -- --

Standard Proctor Compaction Optimum moisture, percent 19.2 20.0 23.3 Maximum density, pcf 106.6 105.1 98.8 Penetration resistance, psi 650 800 740 Shear Strength at 3% Dry of Optimum Moisture and at 95% of Maximum Unit Weight Triaxial R: o, degrees 15.6 14.5 18.3 c, tsf 0.15 0.14 0.02 Shear Strenght at 3% Dry of Optimum Moisture and at 100% of Maximum Unit Weight Triaxial R: , degrees 11.7 14.5 14.7 c, tsf 0.66 0.51 0.44 Percent of class in area 45 50 5 Natural moisture content, percent 19.6 22.7 27.6 GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS 2.5-213

WATTS BAR WBNP-112 Table 2.5-52 Watts Bar Nuclear Plant ERCW Liquefaction Borrow Area 2c Summary of Laboratory Test Data Borrow Soil Classes Class I II III IV V VI Symbol ML SM-SC CL CL CL-ML MH Mechanical and Hydrometer Analysis Gravel, percent 0 0 0 0 0 0 Sand, percent 48 65 48 30 23 5 Silt, percent 40 16 23 34 39 40 Clay, percent 12 19 29 36 38 55 Atterberg Limits Liquid limit, percent NP 25 36 41 44 62 Plastic limit, percent NP 19 22 24 27 35 Plasticity index, percent NP 6 14 17 17 27 Shrinkage limit, percent -- -- -- -- -- --

Standard Proctor Compaction Optimum moisture, percent 12.1 13.9 16.6 18.1 19.5 26.8 Maximum density, pcf 117.7 114.0 109.0 106.2 103.5 90.8 Penetration resistance, psi 1000 1125 1050 760 840 950 Shear Strength at 3% Dry of Optimum Moisture and at 95% of Maximum Unit Weight*

Triaxial R: , degrees 17.5 ** 13.4 9.0 18.1 19.0 c, tsf 0.63 ** 0.11 0.33 0.00 0.00 Shear Strenght at 3% Dry of Optimum Moisture and at 100% of Maximum Unit Weight***

Triaxial R: , degrees -- -- 13.0 -- 15.3 17.4 c, tsf -- -- 0.58 -- 0.22 0.24 Percent of class in area 1 1 3 31 63 1 Natural moisture content, percent 21.7 20.5 26.4 22.9 23.6 31.6

Class VI tested at 90.0 pcf

- Class II is less than 1% of total borrow and no shear tests were conducted on this class.

- - Class VI tested at 105% of maximum unit weight.

2.5-214 GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS

Table 2.5-53 Watts Bar Nuclear Plant ERCW Liquefaction Borrow Area 2c Extension Summary of Laboratory Test Data Borrow Soil Groups WATTS BAR Group 1 2 3 4 5 6 7 8 9 Symbol CL CL CL CL CL-ML MH CL CL-ML SM Mechanical and Hydrometer Analysis Gravel, percent 0 0 0 0 0 0 0 0 1 Sand, percent 23 30 24 20 23 15 36 42 55 Silt, percent 48 42 43 40 36 27 36 33 30 Clay, percent 29 28 33 40 41 58 28 25 14 Atterberg Limits Liquid limit, percent 34 34 40 41 47 58 37 35 32 Plastic limit, percent 21 22 24 24 28 32 23 23 20 Plasticity index, percent 13 12 16 17 19 26 14 12 1 Shrinkage limit, percent -- -- -- -- -- -- -- -- --

Standard Proctor Compaction Optimum moisture, percent* 16.6 17.3 18.8 20.2 21.7 28.1 16.6 16.6 14.8 Maximum density, pcf 109.0 107.7 104.8 102.3 99.6 88.0 109.0 109.0 112.8 Penetration resistance, psi -- -- -- -- -- -- -- -- --

Percent of group in area 3 24 11 13 11 3 33 3 1 Natural moisture content, percent 21.5 16.4 21.5 21.8 26.5 27.2 14.0 16.6 10.1

Standard proctor compaction results are based on borrow area 2C family of curves.

Note: Shear strength tests were not conducted on the extension of borrow area 2C.

GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS 2.5-215 WBNP-112

WATTS BAR WBNP-112 Table 2.5-54 Summary of Laboratory Test Data Maximum Average Minimum Fines Fines Fines Gradation Gradation Gradation Minimum density, pcf 107.1 103.1 108.7 Maximum density, pcf 143.1 139.5 143.9

Ø C Ø C Ø C (tsf) (tsf) (tsf)

Triaxial Shear (Q)

At 80% Rd 38.7 0.73 38.3 1.46 40.5 1.91 At 70% Rd 38.5 0.50 42.5 0.80 42.0 1.64 Triaxial Shear (R)

At 80% Rd 39.3 1.93 41.8 0.99 43.7 0.34 Direct Shear (S)

At 80% Rd 39.4 0.30 42.0 0.52 44.2 0.63 At 70% Rd 36.0 0.35 44.0 0.24 42.5 0.52 Rd = Relative density 2.5-216 GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS

WATTS BAR WBNP-112 Table 2.5-55 Granular Material Design Values Section 1032 Material Unit Weight Shear Strength Values Relative Density Ym Ysat Q R&S*

(pcf) (pcf) 0 C 0 C (tsf) (tsf) 80% 135 143 39* 1.0 40* 0.5 70% 133 142 39* 0.7 38* 0.35

For an analysis where pore pressure buildup has to be considered, estimated pore pressure should be incremented (suggest 10% increments)to a reasonable maximum level to check the effect of pore pressure buildup.

Ym = Moist unit weight Ysat = Saturated unit weight Q = Unconsolidated - undrained triaxial shear test R = Consolidated - undrained triaxial shear test (effective)

S = Direct shear test GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS 2.5-217

WATTS BAR WBNP-112 Table 2.5-56 Watts Bar Nuclear Plant Relative Density Test Results on Engineered Granular Fill Beneath the Diesel Generator Building (Sheet 1 of 2)

Max. Dry Min. Dry Field Relative Density Density Density Density Sample (pcf) (pcf) (pcf) (pcf) 158 144.6 100.4 132.0 78 159 144.6 100.4 133.0 80 160 144.6 100.4 135.0 84 162 144.6 100.4 137.75 82 163 144.6 100.4 136.5 87 164 144.6 100.4 131.25 77 167 144.6 100.4 135.50 85 168 144.6 100.4 138.00 89 169 144.6 100.4 135.75 85 170 144.6 100.4 131.50 77 171 144.6 100.4 136.75 87 172 144.6 100.4 133.25 81 178 144.6 100.4 130.25 75 179 144.6 100.4 131.5 77 180 144.6 100.4 131.0 76 184 144.6 100.4 130.75 78 185 144.6 100.4 137.5 88 186 144.6 100.4 130.5 76 190 144.6 100.4 138.5 90 191 144.6 100.4 136.25 86 192 144.6 100.4 134.75 83 194 144.6 100.4 128.75 72 195 144.6 100.4 132.0 78 196 144.6 100.4 131.5 77 199 144.6 100.4 129.5 76 200 144.6 100.4 137.25 88 201 144.6 100.4 130.75 77 204 144.6 100.4 125.75 66 2.5-218 GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS

WATTS BAR WBNP-112 Table 2.5-56 Watts Bar Nuclear Plant Relative Density Test Results on Engineered Granular Fill Beneath the Diesel Generator Building (Sheet 2 of 2) 205 144.6 100.4 127.75 70 206 144.6 100.4 127.75 70 210 144.6 100.4 128.25 71 211 144.6 100.4 137.0 87 212 138.8 109.9 133.5 83 213 138.8 109.9 137.0 96 214 138.8 109.9 136.5 93 217 138.8 109.9 133.75 86.5 218 138.8 109.9 136.5 94.5 GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS 2.5-219

Table 2.5-57 Watts Bar Nuclear Plant Sieve Analysis of 1032 Gravel Tennessee Valley Authority (Sheet 1 of 5)

SCREEN SIZE 1-1/4 in 1 in 3/4 in 3/8 in #4 #10 #16 #40 #100 #200 WATTS BAR PERCENT PASSING SPECIFICATION LIMITS 1032.02 100 95-100 70-100 50-85 36-65 20-45 NA 8-25 NA 0-10 SAMPLE SAMPLE DATE TIME SOURCE WT(LBS) 3-21-75 12:10 PM TVA Stockpile 16.7 100.0 100.0 91.1 66.6 44.5 26.2 NA 10.4 NA 4.1 3-25-75 1:00 PM TVA Stockpile 15.0 100.0 100.0 91.1 76.7 54.2 32.1 NA 10.2 NA 3.9 3-26-75 11:15 AM TVA Stockpile 16.7 100.0 97.2 87.2 62.4 43.7 26.8 NA 5.7 NA 3-27-75 2:30 PM TVA Stockpile 16.7 100.0 93.6 85.8 65.3 47.1 24.4 NA 11.2 NA 4.8 3-28-75 9:15 AM TVA Stockpile 16.6 100.0 100.0 93.0 79.3 58.2 38.0 NA 14.4 NA 4.4 3-31-75 9:40 AM TVA Stockpile 16.7 100.0 100.0 92.9 66.6 42.2 23.9 NA 9.5 NA 4.2 4-1-75 10:30 AM TVA Stockpile 15.0 100.0 96.2 93.7 78.4 56.9 34.1 NA 13.4 NA 5.1 4-2-75 12:00 PM TVA Stockpile 16.4 100.0 100.0 91.6 64.6 42.6 24.5 NA 9.0 NA 3.9 4-3-75 10:45 AM TVA Stockpile 16.3 100.0 98.1 90.1 74.3 55.8 31.6 NA 5.3 NA 1.6 4-4-75 9:30 AM TVA Stockpile 17.0 100.0 97.8 92.1 77.2 59.6 38.7 NA 13.5 NA 4.2 4-7-75 12:30 PM TVA Stockpile 16.7 100.0 98.7 95.6 77.2 57.6 34.3 NA 10.3 NA 4.4 4-8-75 12:15 PM TVA Stockpile 16.7 100.0 95.7 88.3 61.9 39.9 25.1 NA 10.1 NA 3.4 4-9-75 12:10 PM TVA Stockpile 16.7 100.0 100.0 95.8 77.5 53.2 32.1 NA 11.7 NA 3.4 4-10-75 1:00 PM TVA Stockpile 16.7 100.0 100.0 87.2 49.9 32.2 20.0 NA 8.9 NA 3.9 4-11-75 10:00 AM TVA Stockpile 20.0 100.0 98.6 90.5 63.6 44.0 26.5 NA 8.8 NA 3.0 GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS 4-14-75 10:00 AM TVA Stockpile 20.0 100.0 98.5 91.6 64.0 40.8 33.5 NA 8.6 NA 4.8 4-15-75 10:15 AM TVA Stockpile 20.0 100.0 100.0 91.2 67.7 41.3 23.4 NA 8.1 NA 2.7 2.5-220 4-16-75 12:05 AM TVA Stockpile 16.7 100.0 100.0 88.9 63.9 43.1 26.4 NA 9.7 NA 3.8 WBNP-112

Table 2.5-57 Watts Bar Nuclear Plant Sieve Analysis of 1032 Gravel Tennessee Valley Authority (Sheet 2 of 5)

SCREEN SIZE 1-1/4 in 1 in 3/4 in 3/8 in #4 #10 #16 #40 #100 #200 WATTS BAR PERCENT PASSING SPECIFICATION LIMITS 1032.02 100 95-100 70-100 50-85 36-65 20-45 NA 8-25 NA 0-10 SAMPLE SAMPLE DATE TIME SOURCE WT(LBS) 4-17-75 2:00 PM TVA Stockpile 16.5 100.0 100.0 91.7 64.6 42.8 24.5 NA 9.2 NA 4.0 4-18-75 1:35 PM TVA Stockpile 16.8 100.0 99.0 94.2 73.7 54.4 33.9 NA 11.5 NA 4.8 4-21-75 3:30 PM TVA Stockpile 16.7 100.0 100.0 91.3 54.5 33.4 19.8 NA 8.5 NA 3.6 4-22-75 3:30 PM TVA Stockpile 16.6 100.0 100.0 87.6 55.0 34.1 19.3 NA 7.9 NA 3.4 4-23-75 12:05 TVA Stockpile 20.0 100.0 99.0 92.9 64.5 25.7 19.3 NA 10.1 NA 2.1 Diesel 4-24-75 10:00 AM Generator Fds 20.0 100.0 100.0 95.7 81.2 59.1 32.9 NA 9.5 NA 4.2 4-25-75 10:50 AM TVA Stockpile 16.7 100.0 97.1 86.3 56.9 37.8 24.1 NA 9.1 NA 3.8 4-28-75 9:30 AM TVA Stockpile 16.8 100.0 100.0 95.7 81.0 60.1 38.8 NA 14.5 NA 4.6 4-29-75 12:30 PM TVA Stockpile 16.7 100.0 100.0 90.2 72.6 54.7 35.3 NA 12.8 NA 3.9 4-30-75 1:00 PM TVA Stockpile 16.9 100.0 100.0 95.3 72.2 49.8 30.3 NA 11.1 NA 3.5 5-1-75 10:00 AM TVA Stockpile 15.0 100.0 100.0 94.2 73.9 48.3 31.1 NA 16.3 NA 8.9 5-2-75 10:00 AM TVA Stockpile 16.7 100.0 100.0 94.7 77.9 56.3 35.9 NA 13.9 NA 4.5 5-5-75 1:00 PM TVA Stockpile 16.8 100.0 100.0 94.1 81.0 63.4 42.8 NA 17.2 NA 5.6 5-6-75 9:00 AM TVA Stockpile 17.0 100.0 100.0 97.5 78.5 57.0 35.7 NA 11.6 NA 3.8 GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS 5-7-75 8:30 AM TVA Stockpile 16.9 100.0 98.9 91.6 64.4 44.3 27.1 NA 10.3 NA 3.6 5-8-75 12:45 PM TVA Stockpile 16.8 100.0 100.0 92.2 74.8 53.9 34.3 NA 12.3 NA 3.9 5-9-75 1:01 PM TVA Stockpile 16.8 100.0 100.0 98.2 74.5 51.5 31.7 NA 11.9 NA 3.7 2.5-221 WBNP-112

Table 2.5-57 Watts Bar Nuclear Plant Sieve Analysis of 1032 Gravel Tennessee Valley Authority (Sheet 3 of 5)

SCREEN SIZE 1-1/4 in 1 in 3/4 in 3/8 in #4 #10 #16 #40 #100 #200 WATTS BAR PERCENT PASSING SPECIFICATION LIMITS 1032.02 100 95-100 70-100 50-85 36-65 20-45 NA 8-25 NA 0-10 SAMPLE SAMPLE DATE TIME SOURCE WT(LBS) 5-12-75 10:00 AM TVA Stockpile 16.7 100.0 100.0 95.7 77.4 53.2 32.2 NA 11.7 NA 3.4 5-13-75 1:00 PM TVA Stockpile 16.7 100.0 98.1 91.9 75.4 55.5 35.9 NA 12.5 NA 4.0 5-14-75 9:45 AM TVA Stockpile 16.9 100.0 100.0 89.3 65.7 43.1 28.1 NA 10.1 NA 4.3 5-15-75 9:45 AM TVA Stockpile 17.0 100.0 100.0 93.2 73.4 52.4 32.8 NA 13.0 NA 4.5 5-16-75 10:30 AM TVA Stockpile 16.6 100.0 100.0 91.4 71.3 49.4 29.3 NA 10.1 NA 4.3 5-19-75 9:45 AM TVA Stockpile 16.7 100.0 100.0 97.7 76.1 54.9 34.1 NA 10.2 NA 3.5 5-20-75 1:30 PM TVA Stockpile 16.1 100.0 100.0 86.9 52.2 30.0 15.0 NA 6.6 NA 8.3 5-21-75 9:30 AM TVA Stockpile 16.8 100.0 100.0 95.6 80.9 60.0 38.4 NA 14.5 NA 4.6 5-22-75 10:00 AM TVA Stockpile 16.7 100.0 100.0 87.3 49.9 32.2 19.9 NA 8.9 NA 3.9 5-23-75 9:30 AM TVA Stockpile 16.6 100.0 100.0 91.7 71.4 49.4 29.1 NA 10.2 NA 4.3 5-27-75 9:30 AM TVA Stockpile 16.7 100.0 100.0 87.2 49.8 32.3 20.0 NA 8.9 NA 3.8 5-28-75 9:30 AM TVA Stockpile 16.8 100.0 100.0 96.3 72.6 54.8 35.3 NA 12.8 NA 3.8 5-29-75 9:30 AM TVA Stockpile 16.7 100.0 98.6 86.4 64.4 43.3 24.3 NA 8.6 NA 3.5 5-30-75 9:30 AM TVA Stockpile 16.3 100.0 97.3 95.4 73.4 56.0 36.8 NA 13.7 NA 4.5 6-2-75 9:15 PM TVA Stockpile 16.7 100.0 100.0 87.2 49.8 32.2 20.0 NA 8.9 NA 3.8 GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS 6-3-75 1:00 PM TVA Stockpile 15.4 100.0 100.0 81.3 54.0 30.2 20.2 NA 14.5 NA 4.8 6-4-75 10:30 AM TVA Stockpile 16.6 100.0 100.0 91.7 66.9 43.7 24.5 NA 9.5 NA 3.2 6-5-75 5:00 PM TVA Stockpile 16.8 100.0 98.1 91.2 73.3 53.1 29.8 NA 11.2 NA 4.5 WBNP-112 2.5-222

Table 2.5-57 Watts Bar Nuclear Plant Sieve Analysis of 1032 Gravel Tennessee Valley Authority (Sheet 4 of 5)

SCREEN SIZE 1-1/4 in 1 in 3/4 in 3/8 in #4 #10 #16 #40 #100 #200 WATTS BAR PERCENT PASSING SPECIFICATION LIMITS 1032.02 100 95-100 70-100 50-85 36-65 20-45 NA 8-25 NA 0-10 SAMPLE SAMPLE DATE TIME SOURCE WT(LBS) 6-6-75 9:30 AM TVA Stockpile 15.3 100.0 97.3 95.2 73.3 55.9 36.5 NA 13.5 NA 3.7 6-9-75 10:00 AM TVA Stockpile 16.6 100.0 100.0 95.6 77.7 58.0 33.8 NA 10.5 NA 3.5 6-10-75 10:00 AM TVA Stockpile 16.5 100.0 100.0 91.5 71.1 49.1 29.0 NA 9.0 NA 2.8 6-12-75 7:30 AM TVA Stockpile 16.6 100.0 99.5 95.8 77.5 57.6 34.4 NA 10.3 NA 3.5 6-13-75 9:30 AM TVA Stockpile 16.6 100.0 100.0 97.7 82.2 63.5 41.3 NA 16.7 NA 5.9 6-16-75 9:30 AM TVA Stockpile 16.6 100.0 99.6 95.7 77.5 57.9 34.4 NA 10.3 NA 3.4 6-17-75 12:30 PM TVA Stockpile 16.7 100.0 97.2 91.9 77.4 57.4 35.6 NA 12.0 NA 2.5 6-18-75 9:30 AM TVA Stockpile 16.7 100.0 100.0 93.8 76.8 56.5 35.1 NA 11.6 NA 2.8 6-19-75 9:30 AM TVA Stockpile 16.7 100.0 100.0

67.1 48.6 29.8 NA 9.6 NA 3.4 6-20-75 1:00 PM TVA Stockpile 15.1 100.0 100.0 99.9 75.6 51.5 26.9 NA 7.1 NA 1.5 6-23-75 9:30 AM TVA Stockpile 16.6 100.0 97.8 90.4 69.8 46.9 27.3 NA 11.3 NA 4.2 6-24-75 9:30 AM TVA Stockpile 16.7 100.0 99.8 93.3 64.1 38.0 22.4 NA 8.3 NA 3.2 6-25-75 9:30 AM TVA Stockpile 15.6 100.0 100.0 95.2 77.0 58.2 33.6 NA 8.7 NA 1.6 6-26-75 9:30 PM TVA Stockpile 16.7 100.0 99.6 95.5 77.9 57.8 34.6 NA 11.0 NA 4.2 6-27-75 10:00 AM TVA Stockpile 15.8 100.0 100.0 92.0 56.1 37.1 22.9 NA 9.4 NA 3.3 GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS 6-30-75 9:30 AM TVA Stockpile 16.7 100.0 100.0 89.4 67.4 48.6 29.9 NA 9.8 NA 3.1 7-1-75 12:30 PM TVA Stockpile 16.2 100.0 99.2 90.1 75.6 57.8 31.2 NA 4.8 NA 1.7 7-2-75 10:30 AM TVA Stockpile 16.5 100.0 100.0 91.8 64.7 42.7 24.5 NA 9.0 NA 4.0 WBNP-112 2.5-223

Table 2.5-57 Watts Bar Nuclear Plant Sieve Analysis of 1032 Gravel Tennessee Valley Authority (Sheet 5 of 5)

SCREEN SIZE 1-1/4 in 1 in 3/4 in 3/8 in #4 #10 #16 #40 #100 #200 WATTS BAR PERCENT PASSING SPECIFICATION LIMITS 1032.02 100 95-100 70-100 50-85 36-65 20-45 NA 8-25 NA 0-10 SAMPLE SAMPLE DATE TIME SOURCE WT(LBS) 7-3-75 9:30 AM TVA Stockpile 16.5 100.0 97.4 94.7 73.1 52.5 30.7 NA 8.3 NA 2.5 7-9-75 5:30 PM TVA Stockpile 16.7 100.0 100.0 93.2 68.3 96.7 27.5 NA 8.7 NA 3.1 7-10-75 10:00 AM TVA Stockpile 16.8 100.0 97.7 89.7 73.3 53.7 34.3 NA 12.9 NA 3.6 7-11-75 9:30 AM TVA Stockpile 15.7 100.0 100.0 89.2 61.7 41.9 23.9 NA 7.0 NA 2.6 7-14-75 9:30 AM TVA Stockpile 15.8 100.0 100.0 91.8 56.4 37.6 22.7 NA 9.5 NA 3.5 7-15-75 2:00 PM TVA Stockpile 16.7 100.0 100.0 97.6 75.9 54.8 34.2 NA 10.2 NA 3.4 7-16-75 1:00 PM TVA Stockpile 15.8 100.0 100.0 96.5 79.6 58.4 34.0 NA 9.9 NA 0.0 7-17-75 2:00 PM TVA Stockpile 16.4 100.0 100.0 98.0 77.0 57.7 35.0 NA 9.2 NA 1.6 7-18-75 2:00 PM TVA Stockpile 15.2 100.0 100.0 99.4 76.0 51.4 27.2 NA 7.5 NA 0.0 7-21-75 1:00 PM TVA Stockpile 16.8 100.0 100.0 96.1 75.5 52.8 31.3 NA 10.1 NA 3.2 7-22-75 1:30 PM TVA Stockpile 16.5 100.0 100.0 97.5 77.0 51.9 28.7 NA 9.7 NA 4.0 7-23-75 TVA Stockpile 16.8 100.0 100.0 95.6 80.4 64.8 43.3 NA 16.6 NA 6.5 7-24-75 10:30 PM TVA Stockpile 16.7 100.0 100.0 97.5 64.9 40.2 21.7 NA 6.8 NA 1.2 7-25-75 TVA Stockpile 16.8 100.0 100.0 92.2 74.8 53.9 34.3 NA 12.3 NA 3.9 7-28-75 9:30 AM TVA Stockpile 16.9 100.0 100.0 95.3 63.4 46.5 28.6 NA 8.6 NA 2.4 GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS 7-29-75 7:10 AM TVA Stockpile 16.2 100.0 99.1 90.2 75.3 57.8 31.1 NA 4.9 NA 1.1 7-30-75 10:30 AM TVA Stockpile 16.8 100.0 100.0 85.6 68.8 43.2 26.1 NA 8.9 NA 3.6 2.5-224 *Omitted by mistake WBNP-112

WATTS BAR WBNP-112 Table 2.5-58 Watts Bar Nuclear Plant ERCW - Piezometers Water Level Readings (Sheet 1 of 20)

Date Rainfall Lake 1982 P-1 P-2 P-3 P-4 P-6 P-7 P-8 in. Level MAR 1 698.6 712.9 713.5 711.2 703.4 713.2 716.3 -- 680.61 2 -- -- -- -- -- -- -- 0.00 --

3 -- -- -- -- -- -- -- 0.00 --

4 698.9 713.0 713.6 711.4 703.0 713.0 716.1 0.00 681.83 5 -- -- -- -- -- -- -- -- --

6 -- -- -- -- -- -- -- 1.20 --

7 -- -- -- -- -- -- -- -- --

8 698.6 713.0 713.2 711.4 703.6 713.2 716.3 0.00 681.99 9 -- -- -- -- -- -- -- 0.00 --

10 699.0 713.3 714.0 711.5 703.2 713.3 717.3 0.00 682.04 11 -- -- -- -- -- -- -- -- --

12 -- -- -- -- -- -- -- -- --

13 -- -- -- -- -- -- -- 0.93 --

14 -- -- -- -- -- -- -- -- --

15 698.8 713.3 714.0 711.5 702.9 712.7 717.1 -- 681.87 16 -- -- -- -- -- -- -- 0.25 --

17 -- -- -- -- -- -- -- 0.30 --

18 699.1 713.4 714.1 711.6 703.4 713.3 717.1 0.20 681.95 19 -- -- -- -- -- -- -- 0.00 --

20 -- -- -- -- -- -- -- 0.00 --

21 -- -- -- -- -- -- -- -- --

22 699.3 713.2 713.6 711.6 703.1 713.1 716.9 0.47 680.90 23 -- -- -- -- -- -- -- 0.00 --

24 699.4 713.3 713.5 711.4 703.0 713.1

0.00 679.45 25 -- -- -- -- -- -- -- 0.00 --

26 -- -- -- -- -- -- -- 0.00 --

27 -- -- -- -- -- -- -- 0.00 --

28 -- -- -- -- -- -- -- 0.00 --

29 698.9 712.9 712.9 710.8 702.7 712.3

0.00 681.38 GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS 2.5-225

WATTS BAR WBNP-112 Table 2.5-58 Watts Bar Nuclear Plant ERCW - Piezometers Water Level Readings (Sheet 2 of 20)

Date Rainfall Lake 1982 P-1 P-2 P-3 P-4 P-6 P-7 P-8 in. Level 30 -- -- -- -- -- -- -- 0.00 --

31 -- -- -- -- -- -- -- 0.41 --

Destroyed APR 1 698.9 712.7 712.8 710.6 702.7 709.91

0.00 680.74 2 -- -- -- -- -- -- -- 0.00 --

3 -- -- -- -- -- -- -- 0.00 --

4 -- -- -- -- -- -- -- 0.00 --

5 698.7 712.7 712.3 709.9 702.6 707.3 -- 0.21 679.45 6 -- -- -- -- -- -- -- 0.00 --

7 -- -- -- -- -- -- -- 0.00 --

8 698.5 712.6 712.1 709.0 702.6 707.3 -- 0.54 680.31 9 -- -- -- -- -- -- -- 0.00 --

10 -- -- -- -- -- -- -- 0.00 --

11 -- -- -- -- -- -- -- 0.00 --

12 698.4 712.5 712.1 707.7 702.8 707.4 -- 0.00 680.41 13 -- -- -- -- -- -- -- 0.00 --

14 -- -- -- -- -- -- -- 0.00 --

15 698.4 712.3 711.4 707.3 702.7 707.2 707.7** 0.00 680.04 16 -- -- -- -- -- -- -- 0.00 --

17 -- -- -- -- -- -- -- 0.49 --

18 -- -- -- -- -- -- -- 0.00 --

19 698.5 712.7 713.1 709.0 702.8 707.3 716.5 0.00 680.5 20 -- -- -- -- -- -- -- 0.00 --

21 698.6 712.1 710.7 706.8 702.6 707.1 716.4 0.00 680.54 22 -- -- -- -- -- -- -- 0.00 --

23 -- -- -- -- -- -- -- 0.00 --

24 -- -- -- -- -- -- -- 0.00 --

2.5-226 GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS

WATTS BAR WBNP-112 Table 2.5-58 Watts Bar Nuclear Plant ERCW - Piezometers Water Level Readings (Sheet 3 of 20)

Date Rainfall Lake 1982 P-1 P-2 P-3 P-4 P-6 P-7 P-8 in. Level 25 -- -- -- -- -- -- -- 0.66 --

26 698.6 711.9 710.1 706.3 702.7 707.0 716.8 0.18 680.96 27 -- -- -- -- -- -- -- 0.11 --

28 698.5 711.9 710.0 706.2 702.6 707.1 716.9 0.00 681.32 29 -- -- -- -- -- -- -- 0.00 --

30 -- -- -- -- -- -- -- 0.00 --

Destroyed

- Repaired 1 Dropping due to nearby excavation for CML MAY 1 -- -- -- -- -- -- -- 0.02 --

2 -- -- -- -- -- -- -- 0.00 --

3 698.2 711.9 709.8 705.9 702.6 707.2 716.9 0.00 682.18 4 -- -- -- -- -- -- -- 0.00 --

5 -- -- -- -- -- -- -- 0.00 --

6 -- -- -- -- -- -- -- 0.00 --

7 698.8 711.7 709.5 705.7 702.5 707.2 716.8 0.41 682.35 8 -- -- -- -- -- -- -- 0.00 --

9 -- -- -- -- -- -- -- 0.00 --

10 698.7 711.8 710.7 705.6 702.5 707.3 716.8 0.00 682.57 11 -- -- -- -- -- -- -- 0.00 --

12 698.7 711.9 711.0 705.6 702.5 707.2 716.7 0.00 682.40 13 -- -- -- -- -- -- -- 0.00 --

14 -- -- -- -- -- -- -- 0.00 --

15 -- -- -- -- -- -- -- 0.00 --

16 -- -- -- -- -- -- -- 0.00 --

17 698.6 712.0 711.0 705.8 702.5 707.2 716.8 0.00 682.17 18 -- -- -- -- -- -- -- 0.00 --

GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS 2.5-227

WATTS BAR WBNP-112 Table 2.5-58 Watts Bar Nuclear Plant ERCW - Piezometers Water Level Readings (Sheet 4 of 20)

Date Rainfall Lake 1982 P-1 P-2 P-3 P-4 P-6 P-7 P-8 in. Level 19 -- -- -- -- -- -- -- 0.00 --

20 698.5 712.1 710.9 705.9 702.5 707.2 716.8 0.00 682.16 21 -- -- -- -- -- -- -- 0.00 --

22 -- -- -- -- -- -- -- 1.78 --

23 -- -- -- -- -- -- -- 0.00 --

24 698.9 712.3 711.7 705.9 702.5 707.4 716.9 0.00 682.13 25 -- -- -- -- -- -- -- 0.00 --

26 -- -- -- -- -- -- -- 0.38 --

27 699.0 712.5 711.9 706.1 702.5 707.3 716.9 0.00 682.60 28 -- -- -- -- -- -- -- 0.70 --

29 -- -- -- -- -- -- -- 0.00 --

30 -- -- -- -- -- -- -- 0.00 --

31 -- -- -- -- -- -- -- 0.00 --

JUNE 1 699.4 712.6 712.1 706.2 702.5 707.4 716.9 0.00 682.77 2 -- -- -- -- -- -- -- 0.00 --

3 699.3 712.6 712.0 706.4 702.5 707.5 716.9 0.00 682.35 4 -- -- -- -- -- -- -- 0.00 --

5 -- -- -- -- -- -- -- 0.00 --

6 -- -- -- -- -- -- -- 0.00 --

7 699.1 712.6 712.2 706.5 702.4 707.4 716.9 0.00 682.31 8 -- -- -- -- -- -- -- 0.00 --

9 699.0 712.6 712.3 706.5 702.5 707.4 716.8 0.00 682.11 10 -- -- -- -- -- -- -- 0.00 --

11 -- -- -- -- -- -- -- 0.00 --

12 -- -- -- -- -- -- -- 0.00 --

13 -- -- -- -- -- -- -- 0.00 --

14 698.9 712.5 713.0 706.7 702.5 707.3 716.7 0.00 682.41 15 -- -- -- -- -- -- -- 0.00 --

16 699.3 712.6 713.0 706.6 702.5 707.3 716.7 0.00 682.45 2.5-228 GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS

WATTS BAR WBNP-112 Table 2.5-58 Watts Bar Nuclear Plant ERCW - Piezometers Water Level Readings (Sheet 5 of 20)

Date Rainfall Lake 1982 P-1 P-2 P-3 P-4 P-6 P-7 P-8 in. Level 17 -- -- -- -- -- -- -- 0.00 --

18 -- -- -- -- -- -- -- 0.00 --

19 -- -- -- -- -- -- -- 0.00 --

20 -- -- -- -- -- -- -- 0.00 --

21 699.7 712.6 712.9 706.6 702.5 707.3 716.6 0.00 683.01 22 -- -- -- -- -- -- -- 0.00 --

23 699.7 712.4 712.5 706.8 702.4 707.3 716.5 0.00 682.57 24 -- -- -- -- -- -- -- 0.02 --

25 -- -- -- -- -- -- -- 0.01 --

26 -- -- -- -- -- -- -- 1.83 --

27 -- -- -- -- -- -- -- 0.16 --

28 700.0 712.6 712.8 706.8 702.5 707.4 716.6 0.00 682.87 29 -- -- -- -- -- -- -- 0.00 --

30 700.0 712.5 712.7 706.8 702.4 707.4 717.1 0.00 682.64 JULY 1 -- -- -- -- -- -- -- 0.00 --

2 -- -- -- -- -- -- -- 0.00 --

3 -- -- -- -- -- -- -- 0.00 --

4 -- -- -- -- -- -- -- 0.00 --

5 -- -- -- -- -- -- -- 0.00 --

6 700.0 712.6 712.8 706.7 702.4 707.3 717.0 0.00 682.77 7 -- -- -- -- -- -- -- 0.00 --

8 700.1 712.6 712.7 706.9 702.5 707.3 716.9 0.03 681.93 9 -- -- -- -- -- -- -- 0.22 --

10 -- -- -- -- -- -- -- 0.00 --

11 -- -- -- -- -- -- -- 0.00 --

12 700.0 712.6 712.8 706.9 702.4 707.4 716.9 0.00 683.50 13 -- -- -- -- -- -- -- 0.00 --

14 700.1 712.5 712.8 706.8 702.4 707.4 716.9 0.00 682.7 15 -- -- -- -- -- -- -- 0.00 --

GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS 2.5-229

WATTS BAR WBNP-112 Table 2.5-58 Watts Bar Nuclear Plant ERCW - Piezometers Water Level Readings (Sheet 6 of 20)

Date Rainfall Lake 1982 P-1 P-2 P-3 P-4 P-6 P-7 P-8 in. Level 16 -- -- -- -- -- -- -- 0.00 --

17 -- -- -- -- -- -- -- 0.00 --

18 -- -- -- -- -- -- -- 0.00 --

19 700.0 712.5 712.8 706.8 702.3 707.3 717.0 0.00 682.26 20 -- -- -- -- -- -- -- 0.00 --

21 -- -- -- -- -- -- -- 0.42 --

22 700.1 712.5 712.7 706.8 702.3 706.7 716.8 0.02 683.46 23 -- -- -- -- -- -- -- 0.01 --

24 -- -- -- -- -- -- -- 0.00 --

25 -- -- -- -- -- -- -- 0.00 --

26 700.0 712.3 712.7 706.7 702.4 706.4 716.2 0.00 682.57 27 -- -- -- -- -- -- -- 0.29 --

28 -- -- -- -- -- -- -- 0.03 --

29 700.0 712.7 712.7 706.9 702.3 706.4 716.7 0.00 682.05 30 -- -- -- -- -- -- -- 0.12 --

31 -- -- -- -- -- -- -- 0.97 --

AUG 1 -- -- -- -- -- -- -- 0.00 --

2 700.2 712.7 712.7 706.8 702.5 706.5 716.8 0.00 683.99 3 -- -- -- -- -- -- -- 0.00 --

4 700.1 712.7 712.7 706.7 702.4 706.4 716.8 0.00 683.70 5 -- -- -- -- -- -- -- 0.00 --

6 -- -- -- -- -- -- -- 0.00 --

7 -- -- -- -- -- -- -- 0.21 --

8 -- -- -- -- -- -- -- 0.50 --

9 700.2 712.7 712.7 706.7 702.4 707.4 716.7 0.63 682.83 10 -- -- -- -- -- -- -- 0.35 --

11 700.1 712.7 712.6 706.7 702.5 708.0 716.7 0.13 682.90 12 -- -- -- -- -- -- -- 0.00 --

13 -- -- -- -- -- -- -- 0.00 --

2.5-230 GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS

WATTS BAR WBNP-112 Table 2.5-58 Watts Bar Nuclear Plant ERCW - Piezometers Water Level Readings (Sheet 7 of 20)

Date Rainfall Lake 1982 P-1 P-2 P-3 P-4 P-6 P-7 P-8 in. Level 14 -- -- -- -- -- -- -- 0.00 --

15 -- -- -- -- -- -- -- 0.00 --

16 699.9 711.9 712.5 706.7 702.4 708.9 716.9 0.33 681.23 17 -- -- -- -- -- -- -- 1.26 --

18 700.2 712.8 712.7 706.7 702.5 707.1 717.0 0.02 682.40 19 -- -- -- -- -- -- -- 0.00 --

20 -- -- -- -- -- -- -- 0.00 --

21 -- -- -- -- -- -- -- 0.00 --

22 -- -- -- -- -- -- -- 0.00 --

23 699.9 712.6 712.7 706.7 702.5 709.7* 717.0 0.52 682.63 24 -- -- -- -- -- -- -- 0.00 --

25 700.0 712.7 712.7 706.7 702.5 710.0 716.9 0.00 682.68 26 -- -- -- -- -- -- -- 0.10 --

27 -- -- -- -- -- -- -- 0.00 --

28 -- -- -- -- -- -- -- 0.00 --

29 -- -- -- -- -- -- -- 0.00 --

30 699.9 712.6 712.5 706.7 702.4 709.6 716.8 0.17 682.40 31 -- -- -- -- -- -- -- 0.53 --

Changed 2.6 since 18th.

SEPT 1 699.9 712.5 712.6 706.7 702.5 709.8 716.8 0.03 682.50 2 -- -- -- -- -- -- -- 0.25 --

3 -- -- -- -- -- -- -- 0.02 --

4 -- -- -- -- -- -- -- 0.00 --

5 -- -- -- -- -- -- -- 0.00 --

6 699.9 712.5 712.3 706.5 702.4 710.4 717.0 0.00 681.8 7 -- -- -- -- -- -- -- 0.00 --

8 699.8 712.5 712.5 706.6 702.5 710.5 717.2 0.00 681.19 GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS 2.5-231

WATTS BAR WBNP-112 Table 2.5-58 Watts Bar Nuclear Plant ERCW - Piezometers Water Level Readings (Sheet 8 of 20)

Date Rainfall Lake 1982 P-1 P-2 P-3 P-4 P-6 P-7 P-8 in. Level 9 -- -- -- -- -- -- -- 0.00 --

10 -- -- -- -- -- -- -- 0.00 --

11 -- -- -- -- -- -- -- 0.22 --

12 -- -- -- -- -- -- -- 0.00 --

13 699.6 712.3 712.3 706.6 702.5 710.5 717.1 0.08 680.86 14 -- -- -- -- -- -- -- 0.11 --

15 699.7 712.5 712.4 706.6 702.5 710.6 717.1 0.00 682.10 16 -- -- -- -- -- -- -- 0.00 --

17 -- -- -- -- -- -- -- 0.00 --

18 -- -- -- -- -- -- -- 0.00 --

19 -- -- -- -- -- -- -- 0.00 --

20 699.8 712.3 712.3 708.3 702.4 710.4 717.0 0.00 681.70 21 -- -- -- -- -- -- -- 0.00 --

22 699.2 712.3 713.1 708.7 702.5 710.3 716.9 0.00 682.04 23 -- -- -- -- -- -- -- 0.00 --

24 -- -- -- -- -- -- -- 0.00 --

25 -- -- -- -- -- -- -- 0.44 --

26 -- -- -- -- -- -- -- 0.09 --

27 698.9 712.4 713.3 709.4 702.4 710.5 716.9 0.00 681.55 28 -- -- -- -- -- -- -- 0.00 --

29 698.9 712.4 713.2 709.6 702.4 710.5 716.9 0.00 682.33 30 -- -- -- -- -- -- -- 0.00 --

OCT 1 -- -- -- -- -- -- -- 0.00 --

2 -- -- -- -- -- -- -- 0.00 --

3 -- -- -- -- -- -- -- 0.00 --

4 698.4 712.5 713.6 709.9 702.4 710.3 716.9 0.00 682.14 5 -- -- -- -- -- -- -- 0.00 --

2.5-232 GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS

WATTS BAR WBNP-112 Table 2.5-58 Watts Bar Nuclear Plant ERCW - Piezometers Water Level Readings (Sheet 9 of 20)

Date Rainfall Lake 1982 P-1 P-2 P-3 P-4 P-6 P-7 P-8 in. Level 6 698.8 712.3 713.0 710.2 702.4 710.2 716.9 0.00 681.92 7 -- -- -- -- -- -- -- 1.38 --

8 -- -- -- -- -- -- -- 0.04 --

9 -- -- -- -- -- -- -- 0.00 --

10 -- -- -- -- -- -- -- 0.77 --

11 -- -- -- -- -- -- -- 0.00 --

12 699.4 712.6 713.9 710.5 702.6 711.1 717.3 0.69 681.34 13 -- -- -- -- -- -- -- 0.35 --

14 -- -- -- -- -- -- -- 0.00 --

15 -- -- -- -- -- -- -- 0.00 --

16 -- -- -- -- -- -- -- 0.00 --

17 -- -- -- -- -- -- -- 0.00 --

18 699.7 713.2 714.4 710.7 702.6 711.3 717.1 0.00 680.74 19 -- -- -- -- -- -- -- 0.00 --

20 -- -- -- -- -- -- -- 0.00 --

21 -- -- -- -- -- -- -- 0.00 --

22 -- -- -- -- -- -- -- 0.00 --

23 -- -- -- -- -- -- -- 0.00 --

24 -- -- -- -- -- -- -- 0.00 --

25 698.8 713.2 714.3 710.9 702.5 711.0 717.1 0.00 681.43 26 -- -- -- -- -- -- -- 0.00 --

27 -- -- -- -- -- -- -- 0.00 --

28 -- -- -- -- -- -- -- 0.00 --

29 -- -- -- -- -- -- -- 0.00 --

30 -- -- -- -- -- -- -- 0.00 --

31 -- -- -- -- -- -- -- 0.00 --

NOV 1 698.2 712.8 713.3 710.7 702.5 711.0 711.1 0.00 679.77 2 -- -- -- -- -- -- -- 0.00 --

3 -- -- -- -- -- -- -- 2.32 --

GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS 2.5-233

WATTS BAR WBNP-112 Table 2.5-58 Watts Bar Nuclear Plant ERCW - Piezometers Water Level Readings (Sheet 10 of 20)

Date Rainfall Lake 1982 P-1 P-2 P-3 P-4 P-6 P-7 P-8 in. Level 4 -- -- -- -- -- -- -- 0.05 --

5 -- -- -- -- -- -- -- 0.00 --

6 -- -- -- -- -- -- -- 0.00 --

7 -- -- -- -- -- -- -- 0.00 --

8 698.1 712.6 712.8 710.2 702.7 711.6 717.2 0.00 680.29 9 -- -- -- -- -- -- -- 0.00 --

10 -- -- -- -- -- -- -- 0.00 --

11 -- -- -- -- -- -- -- 0.00 --

12 -- -- -- -- -- -- -- 0.60 --

13 -- -- -- -- -- -- -- 0.00 --

14 -- -- -- -- -- -- -- 0.00 --

15 697.8 712.5 712.5 709.9 702.7 711.6 717.1 0.00 680.60 16 -- -- -- -- -- -- -- 0.00 --

17 -- -- -- -- -- -- -- 1.48 --

18 -- -- -- -- -- -- -- 0.41 --

19 -- -- -- -- -- -- -- 0.08 --

20 -- -- -- -- -- -- -- 0.00 --

21 -- -- -- -- -- -- -- 0.78 --

22 698.7 712.8 712.9 710.1 702.7 712.3 717.5 0.16 680.00 23 -- -- -- -- -- -- -- 0.00 --

24 -- -- -- -- -- -- -- 0.00 --

25 -- -- -- -- -- -- -- 0.00 --

26 -- -- -- -- -- -- -- 0.00 --

27 -- -- -- -- -- -- -- 0.19 --

28 -- -- -- -- -- -- -- 1.53 29 699.5 712.8 712.7 710.0 703.8 712.8 717.7 0.00 680.32 30 -- -- -- -- -- -- -- 1.03 --

DEC 1 -- -- -- -- -- -- -- 2.79 --

2 -- -- -- -- -- -- -- 0.00 --

2.5-234 GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS

WATTS BAR WBNP-112 Table 2.5-58 Watts Bar Nuclear Plant ERCW - Piezometers Water Level Readings (Sheet 11 of 20)

Date Rainfall Lake 1982 P-1 P-2 P-3 P-4 P-6 P-7 P-8 in. Level 3 -- -- -- -- -- -- -- 0.00 --

4 -- -- -- -- -- -- -- 0.08 --

5 -- -- -- -- -- -- -- 0.69 --

6 700.2 713.1 713.5 710.4 703.5 713.4 718.2 0.00 682.32 7 -- -- -- -- -- -- -- 0.00 --

8 -- -- -- -- -- -- -- 0.00 --

9 -- -- -- -- -- -- -- 0.00 --

10 -- -- -- -- -- -- -- 0.00 --

11 -- -- -- -- -- -- -- 0.88 --

12 -- -- -- -- -- -- -- 0.15 --

13 699.9 713.2 714.1 710.8 703.4 713.2 718.2 0.00 681.1 14 -- -- -- -- -- -- -- 0.00 --

15 -- -- -- -- -- -- -- 1.59 --

16 -- -- -- -- -- -- -- 0.00 --

17 -- -- -- -- -- -- -- 0.00 --

18 -- -- -- -- -- -- -- 0.00 --

19 -- -- -- -- -- -- -- 0.08 --

20 700.3 713.6 714.4 711.4 703.0 713.4 718.5 0.00 683.0 21 -- -- -- -- -- -- -- 0.00 --

22 -- -- -- -- -- -- -- 0.03 --

23 -- -- -- -- -- -- -- 0.05 --

24 -- -- -- -- -- -- -- 0.04 --

25 -- -- -- -- -- -- -- 0.16 --

26 -- -- -- -- -- -- -- 0.60 --

27 700.1 713.8 714.5 711.2 702.7 712.5 717.8 0.00 681.31 28 -- -- -- -- -- -- -- 0.72 --

29 -- -- -- -- -- -- -- 0.00 --

30 -- -- -- -- -- -- -- 0.11 --

31 -- -- -- -- -- -- -- 0.00 --

GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS 2.5-235

WATTS BAR WBNP-112 Table 2.5-58 Watts Bar Nuclear Plant ERCW - Piezometers Water Level Readings (Sheet 12 of 20)

Date Rainfall Lake 1982 P-1 P-2 P-3 P-4 P-6 P-7 P-8 in. Level JAN 1 -- -- -- -- -- -- -- 0.00 --

2 -- -- -- -- -- -- -- 1.13 --

3 700.0 713.6 714.6 711.7 703.0 713.1 718.2 0.00 681.02 4 -- -- -- -- -- -- -- 0.00 --

5 -- -- -- -- -- -- -- 0.00 --

6 -- -- -- -- -- -- -- 0.00 --

7 -- -- -- -- -- -- -- 0.00 --

8 -- -- -- -- -- -- -- 0.00 --

9 -- -- -- -- -- -- -- 0.26 --

10 699.8 713.4 714.3 711.5 702.8 712.8 718.5 0.10 679.00 11 -- -- -- -- -- -- -- 0.04 --

12 -- -- -- -- -- -- -- 0.00 --

13 -- -- -- -- -- -- -- 0.00 --

14 -- -- -- -- -- -- -- 0.00 --

15 -- -- -- -- -- -- -- 0.00 --

16 -- -- -- -- -- -- -- 0.00 --

17 699.5 713.2 713.9 711.0 702.7 712.5 718.3 0.00 680.30 18 -- -- -- -- -- -- -- 0.00 --

19 -- -- -- -- -- -- -- 0.00 --

20 -- -- -- -- -- -- -- 0.26 --

21 -- -- -- -- -- -- -- 0.33 --

22 -- -- -- -- -- -- -- 0.00 --

23 -- -- -- -- -- -- -- 0.00 --

24 699.3 713.3 713.9 711.1 702.9 712.6 718.3 0.00 680.10 25 -- -- -- -- -- -- -- 0.00 --

26 -- -- -- -- -- -- -- 0.00 --

27 -- -- -- -- -- -- -- 0.00 --

28 -- -- -- -- -- -- -- 0.00 --

29 -- -- -- -- -- -- -- 0.08 --

2.5-236 GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS

WATTS BAR WBNP-112 Table 2.5-58 Watts Bar Nuclear Plant ERCW - Piezometers Water Level Readings (Sheet 13 of 20)

Date Rainfall Lake 1982 P-1 P-2 P-3 P-4 P-6 P-7 P-8 in. Level 30 -- -- -- -- -- -- -- 0.06 --

31 699.0 713.3 713.8 711.0 702.7 712.4 718.6 0.00 678.42 FEB 1 -- -- -- -- -- -- -- 1.87 --

2 -- -- -- -- -- -- -- 0.08 --

3 -- -- -- -- -- -- -- 0.00 --

4 -- -- -- -- -- -- -- 0.00 --

5 -- -- -- -- -- -- -- 0.11 --

6 -- -- -- -- -- -- -- 0.35 --

7 699.3 713.3 713.9 711.2 702.7 713.4 718.8 0.00 680.64 8 -- -- -- -- -- -- -- 0.00 --

9 -- -- -- -- -- -- -- 0.03 --

10 -- -- -- -- -- -- -- 1.34 --

11 -- -- -- -- -- -- -- 0.16 --

12 -- -- -- -- -- -- -- 0.00 --

13 -- -- -- -- -- -- -- 0.00 --

14 700.0 713.5 713.7 711.0 703.2 713.7 718.7 0.00 681.00 15 -- -- -- -- -- -- -- 0.00 --

16 -- -- -- -- -- -- -- 0.00 --

17 -- -- -- -- -- -- -- 0.00 --

18 -- -- -- -- -- -- -- 0.00 --

19 -- -- -- -- -- -- -- 0.00 --

20 -- -- -- -- -- -- -- 0.00 --

21 699.5 713.3 713.2 710.7 702.7 712.7 718.3 0.48 680.11 22 -- -- -- -- -- -- -- 0.00 --

23 -- -- -- -- -- -- -- 0.00 --

24 -- -- -- -- -- -- -- 0.00 --

25 -- -- -- -- -- -- -- 0.00 --

26 -- -- -- -- -- -- -- 0.00 --

27 -- -- -- -- -- -- -- 0.00 --

GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS 2.5-237

WATTS BAR WBNP-112 Table 2.5-58 Watts Bar Nuclear Plant ERCW - Piezometers Water Level Readings (Sheet 14 of 20)

Date Rainfall Lake 1982 P-1 P-2 P-3 P-4 P-6 P-7 P-8 in. Level 28 699.4 713.1 712.9 710.4 702.7 712.7 719.0 0.00 677.46 MAR 1 -- -- -- -- -- -- -- 0.00 --

2 -- -- -- -- -- -- -- 0.00 --

3 -- -- -- -- -- -- -- 0.00 --

4 -- -- -- -- -- -- -- 0.00 --

5 -- -- -- -- -- -- -- 0.63 --

6 -- -- -- -- -- -- -- 0.41 --

7 699.0 713.4 713.9 710.8 703.2 712.8 718.8 0.00 678.77 8 -- -- -- -- -- -- -- 0.00 --

9 -- -- -- -- -- -- -- 0.00 --

10 -- -- -- -- -- -- -- 0.00 --

11 -- -- -- -- -- -- -- 0.03 --

12 -- -- -- -- -- -- -- 0.00 --

13 -- -- -- -- -- -- -- 0.00 --

14 698.9 713.5 714.5 710.6 702.8 712.6 718.9 0.00 679.64 15 -- -- -- -- -- -- -- 0.00 --

16 -- -- -- -- -- -- -- 0.00 --

17 -- -- -- -- -- -- -- 0.00 --

18 -- -- -- -- -- -- -- 0.00 --

19 -- -- -- -- -- -- -- 0.00 --

20 -- -- -- -- -- -- -- 1.31 --

21 698.5 713.5 713.9 711.0 702.9 712.5 718.6 0.00 678.32 22 -- -- -- -- -- -- -- 0.00 --

23 -- -- -- -- -- -- -- 0.00 --

24 -- -- -- -- -- -- -- 0.27 --

25 -- -- -- -- -- -- -- 0.02 --

26 -- -- -- -- -- -- -- 0.43 --

27 -- -- -- -- -- -- -- 0.53 --

28 698.3 713.2 713.9 710.7 702.9 712.1 718.4 0.00 676.98 2.5-238 GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS

WATTS BAR WBNP-112 Table 2.5-58 Watts Bar Nuclear Plant ERCW - Piezometers Water Level Readings (Sheet 15 of 20)

Date Rainfall Lake 1982 P-1 P-2 P-3 P-4 P-6 P-7 P-8 in. Level 29 -- -- -- -- -- -- -- 0.37 --

30 -- -- -- -- -- -- -- 0.06 --

31 -- -- -- -- -- -- -- 0.45 --

APR 1 -- -- -- -- -- -- -- 0.13 --

2 -- -- -- -- -- -- -- 0.61 --

3 -- -- -- -- -- -- -- 0.00 --

4 698.2 713.0 713.7 710.9 702.9 712.8 718.6 0.00 677.21 5 -- -- -- -- -- -- -- 3.71 --

6 -- -- -- -- -- -- -- 0.03 --

7 -- -- -- -- -- -- -- 0.00 --

8 -- -- -- -- -- -- -- 0.50 --

9 -- -- -- -- -- -- -- 1.02 --

10 -- -- -- -- -- -- -- 0.00 --

11 700.0 713.5 714.3 711.2 703.5 714.3 719.0 0.04 684.35 12 -- -- -- -- -- -- -- 0.00 --

13 -- -- -- -- -- -- -- 0.12 --

14 -- -- -- -- -- -- -- 0.98 --

15 -- -- -- -- -- -- -- 0.00 00 16 -- -- -- -- -- -- -- 0.00 --

17 -- -- -- -- -- -- -- 0.00 --

18 700.2 714.0 715.4 711.6 702.8 713.1 719.2 0.13 683.78 19 -- -- -- -- -- -- -- 0.00 --

20 -- -- -- -- -- -- -- 0.00 --

21 -- -- -- -- -- -- -- 0.00 --

22 -- -- -- -- -- -- -- 0.00 --

23 -- -- -- -- -- -- -- 0.90 --

24 -- -- -- -- -- -- -- 0.53 --

25 699.9 714.3 715.7 712.1 703.0 713.0 719.1 0.00 683.84 26 -- -- -- -- -- -- -- 0.00 --

GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS 2.5-239

WATTS BAR WBNP-112 Table 2.5-58 Watts Bar Nuclear Plant ERCW - Piezometers Water Level Readings (Sheet 16 of 20)

Date Rainfall Lake 1982 P-1 P-2 P-3 P-4 P-6 P-7 P-8 in. Level 27 -- -- -- -- -- -- -- 0.00 --

28 -- -- -- -- -- -- -- 0.00 --

29 -- -- -- -- -- -- -- 0.00 --

30 -- -- -- -- -- -- -- 0.00 --

MAY 1 -- -- -- -- -- -- -- 0.00 --

2 700.1 714.1 715.2 712.1 702.7 712.5 719.1 0.00 683.44 3 -- -- -- -- -- -- -- 0.75 --

4 -- -- -- -- -- -- -- 0.00 --

5 -- -- -- -- -- -- -- 0.00 --

6 -- -- -- -- -- -- -- 0.00 --

7 -- -- -- -- -- -- -- 0.00 --

8 -- -- -- -- -- -- -- 0.62 --

9 699.9 713.8 714.8 711.8 702.6 712.2 718.9 0.00 684.15 10 -- -- -- -- -- -- -- 0.00 --

11 -- -- -- -- -- -- -- 0.00 --

12 -- -- -- -- -- -- -- 0.00 --

13 -- -- -- -- -- -- -- 0.00 --

14 -- -- -- -- -- -- -- 0.00 --

15 -- -- -- -- -- -- -- 0.29 --

16 699.8 713.8 714.9 711.7 702.6 712.1 718.9 0.16 683.74 17 -- -- -- -- -- -- -- 0.00 --

18 -- -- -- -- -- -- -- 0.00 --

19 -- -- -- -- -- -- -- 1.47 --

20 -- -- -- -- -- -- -- 0.77 --

21 -- -- -- -- -- -- -- 0.53 --

22 -- -- -- -- -- -- -- 0.78 --

23 700.3 714.0 714.6 711.5 703.7 713.5 719.0 0.58 687.77 24 -- -- -- -- -- -- -- 0.00 --

25 -- -- -- -- -- -- -- 0.00 --

2.5-240 GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS

WATTS BAR WBNP-112 Table 2.5-58 Watts Bar Nuclear Plant ERCW - Piezometers Water Level Readings (Sheet 17 of 20)

Date Rainfall Lake 1982 P-1 P-2 P-3 P-4 P-6 P-7 P-8 in. Level 26 -- -- -- -- -- -- -- 0.00 --

27 -- -- -- -- -- -- -- 0.00 --

28 -- -- -- -- -- -- -- 0.00 --

29 -- -- -- -- -- -- -- 0.22 --

30 -- -- -- -- -- -- -- 0.00 --

31 700.2 713.6 714.5 711.2 702.7 712.5 719.1 0.00 683.62 JUNE 1 -- -- -- -- -- -- -- 0.00 --

2 -- -- -- -- -- -- -- 0.00 --

3 -- -- -- -- -- -- -- 0.00 --

4 -- -- -- -- -- -- -- 0.34 --

5 -- -- -- -- -- -- -- 0.00 --

6 700.2 713.3 714.5 711.2 702.6 712.1 718.9 0.50 684.83 7 -- -- -- -- -- -- -- 0.00 --

8 -- -- -- -- -- -- -- 0.00 --

9 -- -- -- -- -- -- -- 0.00 --

10 -- -- -- -- -- -- -- 0.00 --

11 -- -- -- -- -- -- -- 0.00 --

12 -- -- -- -- -- -- -- 0.00 --

13 700.1 713.2 713.6 710.4 702.5 711.8 718.7 0.00 684.28 14 -- -- -- -- -- -- -- 0.00 --

15 -- -- -- -- -- -- -- 0.00 --

16 -- -- -- -- -- -- -- 0.07 --

17 -- -- -- -- -- -- -- 0.75 --

18 -- -- -- -- -- -- -- 2.08 --

19 -- -- -- -- -- -- -- 1.42 --

20 699.8 713.1 713.9 711.0 702.5 711.4 718.8 0.00 684.09 21 -- -- -- -- -- -- -- 0.00 --

22 -- -- -- -- -- -- -- 0.20 --

23 -- -- -- -- -- -- -- 0.18 --

GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS 2.5-241

WATTS BAR WBNP-112 Table 2.5-58 Watts Bar Nuclear Plant ERCW - Piezometers Water Level Readings (Sheet 18 of 20)

Date Rainfall Lake 1982 P-1 P-2 P-3 P-4 P-6 P-7 P-8 in. Level 24 -- -- -- -- -- -- -- 0.00 --

25 -- -- -- -- -- -- -- 0.00 --

26 -- -- -- -- -- -- -- 0.00 --

27 698.9 712.6 712.9 710.4 702.5 711.7 718.6 0.19 683.94 28 -- -- -- -- -- -- -- 0.00 --

29 -- -- -- -- -- -- -- 0.00 --

30 -- -- -- -- -- -- -- 0.16 --

JULY 1 -- -- -- -- -- -- -- 0.00 --

2 -- -- -- -- -- -- -- 0.00 --

3 -- -- -- -- -- -- -- 0.00 --

4 -- -- -- -- -- -- -- 0.05 --

5 698.6 712.3 712.4 710.1 702.5 711.5 718.5 0.14 683.89 6 -- -- -- -- -- -- -- 0.00 --

7 -- -- -- -- -- -- -- 0.00 --

8 -- -- -- -- -- -- -- 0.00 --

9 -- -- -- -- -- -- -- 0.00 --

10 -- -- -- -- -- -- -- 0.00 --

11 698.3 712.0 712.0 709.8 702.5 711.1 718.2 0.00 683.47 12 -- -- -- -- -- -- -- 0.00 --

13 -- -- -- -- -- -- -- 0.00 --

14 -- -- -- -- -- -- -- 0.00 --

15 -- -- -- -- -- -- -- 0.00 --

16 -- -- -- -- -- -- -- 0.00 --

17 -- -- -- -- -- -- -- 0.00 --

18 698.2 711.9 711.6 709.7 702.5 710.4 718.0 0.00 682.78 19 -- -- -- -- -- -- -- -- --

20 -- -- -- -- -- -- -- -- --

21 -- -- -- -- -- -- -- -- --

22 -- -- -- -- -- -- -- -- --

2.5-242 GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS

WATTS BAR WBNP-112 Table 2.5-58 Watts Bar Nuclear Plant ERCW - Piezometers Water Level Readings (Sheet 19 of 20)

Date Rainfall Lake 1982 P-1 P-2 P-3 P-4 P-6 P-7 P-8 in. Level 23 -- -- -- -- -- -- -- -- --

24 0.04 --

25 696.2 711.7 711.5 709.4 702.5 711.5 718.1 -- 683.35 26 -- -- -- -- -- -- -- 0.00 --

27 -- -- -- -- -- -- -- 0.00 --

28 -- -- -- -- -- -- -- 0.00 --

29 -- -- -- -- -- -- -- 0.00 --

30 -- -- -- -- -- -- -- 0.00 --

31 -- -- -- -- -- -- -- 0.16 --

AUG 1 697.0 711.3 711.7 709.6 702.5 710.9 718.3 0.01 683.17 2 -- -- -- -- -- -- -- 0.00 --

3 -- -- -- -- -- -- -- 0.00 --

4 -- -- -- -- -- -- -- 0.00 --

5 -- -- -- -- -- -- -- 0.00 --

6 -- -- -- -- -- -- -- 0.00 --

7 -- -- -- -- -- -- -- 0.00 --

8 695.0 711.3 711.0 709.2 702.5 710.5 717.8 0.00 682.95 9 -- -- -- -- -- -- -- 0.01 --

10 -- -- -- -- -- -- -- 0.00 --

11 -- -- -- -- -- -- -- 0.79 --

12 -- -- -- -- -- -- -- 0.01 --

13 -- -- -- -- -- -- -- 0.00 --

14 -- -- -- -- -- -- -- 0.00 --

15 695.2 711.3 711.5 708.9 702.4 710.5 719.6 0.00 682.86 16 -- -- -- -- -- -- -- 0.00 --

17 -- -- -- -- -- -- -- 0.00 --

18 -- -- -- -- -- -- -- 0.00 --

19 -- -- -- -- -- -- -- 0.00 --

20 -- -- -- -- -- -- -- 0.00 --

GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS 2.5-243

WATTS BAR WBNP-112 Table 2.5-58 Watts Bar Nuclear Plant ERCW - Piezometers Water Level Readings (Sheet 20 of 20)

Date Rainfall Lake 1982 P-1 P-2 P-3 P-4 P-6 P-7 P-8 in. Level 21 -- -- -- -- -- -- -- 0.00 --

22 693.8 711.4 710.7 708.9 702.4 710.2 717.5 0.00 682.73 23 -- -- -- -- -- -- -- 0.00 --

24 -- -- -- -- -- -- -- 0.00 --

25 -- -- -- -- -- -- -- 0.00 --

26 -- -- -- -- -- -- -- 0.00 --

27 -- -- -- -- -- -- -- 0.00 --

28 -- -- -- -- -- -- -- 0.00 --

29 693.7 711.4 710.6 708.8 702.4 709.4 717.4 0.00 683.10 30 -- -- -- -- -- -- -- 0.00 --

31 -- -- -- -- -- -- -- 0.00 --

2.5-244 GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS

WATTS BAR WBNP-112 Table 2.5-59 ERCW Route Liquefaction Evaluation Maximum and Average Element Stresses and Peak Acceleration at the Top of Each Layer (Sheet 1 of 2)

Top of Ground Top of Rock Depth Layer (Feet) 0.25g 5Hz 0.18g 5 Hz 0.225g 5 Hz 0.25g 25 Hz 0.18g 25 Hz Max Element Stresses (psf) 1 1.5 44 32 39 50 80 2 4.5 132 95 118 149 239 3 7.5 220 159 196 244 395 4 10.5 308 221 275 339 549 5 13.5 396 283 351 433 692 6 16.6 484** 344 429 520 814 7 19.5 566** 407 502 600 942 8 22.5 645 466 574 671 1044 9 25.5 720 522 643 734 1130 10 28.5 790 575 709 793 1198 Average Element Stresses* (psf) 1 1.5 29 21 25 33 52 2 4.5 86 62 77 97 155 3 7.5 143 103 127 159 257 4 10.5 200 144 179 220 357 5 13.5 257 184 228 281 449 6 16.5 315 224 279 338 536 7 19.5 368 265 326 390 612 8 22.5 419 303 373 436 679 9 25.5 468 339 418 477 735 10 28.5 514 374 461 515 779 Top of Layer Accelerations (g) 1 0 .24 .17 .22 .28 .44 2 3 .24 .17 .22 .28 .44 3 6 .24 .17 .22 .27 .44 4 9 .24 .17 .21 .26 .43 5 12 .24 .17 .21 .25 .41 6 15 .23 .17 .21 .25 .39 GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS 2.5-245

WATTS BAR WBNP-112 Table 2.5-59 ERCW Route Liquefaction Evaluation Maximum and Average Element Stresses and Peak Acceleration at the Top of Each Layer (Sheet 2 of 2)

Top of Ground Top of Rock Depth Layer (Feet) 0.25g 5Hz 0.18g 5 Hz 0.225g 5 Hz 0.25g 25 Hz 0.18g 25 Hz 7 18 .23 .16 .20 .24 .36 8 21 .22 .16 .20 .22 .32 9 24 .21 .15 .19 .22 .27 10 27 .20 .15 .18 .22 .22 11 30 .20 .14 .18 .23 .20

Average element stress - 0.65* max element stress

- Assume 500 psf at 17.5 feet 2.5-246 GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS

WATTS BAR WBNP-112 Table 2.5-60 Factors of Safety with Depth When the Water Table is not Considered Depth v h

\ \ \ \

Layer (Feet) (psf) (psf) /3 f avg FS = f/tavg For Sample 3 - Reconstituted 1 1.5 180 90 0.34 31 29 1.07 2 4.5 540 270 0.34 92 86 1.07 3 7.5 900 450 0.34 153 143 1.07 4 10.5 1260 630 0.34 214 200 1.07 5 13.5 1620 810 0.34 275 257 1.07 6 16.5 1980 990 0.34 337 315 1.07 7 19.5 2340 1170 0.34 398 368 1.08 8 22.5 2700 1350 0.34 459 419 1.10 9 25.5 3060 1530 0.34 520 468 1.11 10 28.5 3420 1710 0.34 581 514 1.13 For Sample 2 - In situ 1 1.5 180 90 0.60 54 29 1.86 2 4.5 540 270 0.60 162 86 1.88 3 7.5 900 450 0.60 270 143 1.89 4 10.5 1260 630 0.60 378 200 1.89 5 13.5 1620 810 0.60 486 257 1.89 6 16.5 1980 990 0.60 594 315 1.89 7 19.5 2340 1170 0.60 702 368 1.91 8 22.5 2700 1350 0.60 810 419 1.93 9 25.5 3060 1530 0.60 918 468 1.96 10 28.5 3420 1710 0.60 1026 514 2.00 Notation:

v = effective vertical stress h = effective horizontal stress

\/

3 = cyclic stress ration

\

f = cyclic shear stress corresponding to 5% strain

\ = average on effective shear stress avg FS = Factor of Safety against 5% cyclic strain potential GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS 2.5-247

WATTS BAR WBNP-112 Table 2.5-61 Factors of Safety with Depth Assuming the Water Table is 16.5 feet Below Ground Surface Depth v h (psf) (psf)

\ \ \ \

Layer (Feet) /o 3 f avg FS= f/t avg For Sample 3 - Reconstituted 1 1.5 180 90 0.34 31 29 1.07 2 4.5 540 270 0.34 92 86 1.07 3 7.5 900 450 0.34 153 143 1.07 4 10.5 1260 630 0.34 214 200 1.07 5 13.5 1620 810 0.34 275 257 1.07 6 16.5 1980 990 0.34 337 315 1.07 7 19.5 2160 1080 0.34 367 368 1.00 8 22.5 2340 1170 0.34 398 419 .95 9 25.5 2520 1260 0.34 428 468 .91 10 28.5 2700 1350 0.34 459 514 .89 For Sample 2 - In situ 1 1.5 180 90 0.60 54 29 1.86 2 4.5 540 270 0.60 162 86 1.88 3 7.5 900 450 0.60 270 143 1.89 4 10.5 1260 630 0.60 378 200 1.89 5 13.5 1620 810 0.60 486 257 1.89 6 16.5 1980 990 0.60 594 315 1.89 7 19.5 2160 1080 0.60 648 368 1.76 8 22.5 2340 1170 0.60 702 419 1.68 9 25.5 2520 1260 0.60 756 468 1.62 10 28.5 2700 1350 0.60 810 514 1.58 Notation:

v = effective vertical stress h = effective horizontal stress

\/

3 = cyclic stress ration

\

f = cyclic shear stress corresponding to 5% strain

\

avg = average on effective shear stress FS = Factor of Safety against 5% cyclic strain potential 2.5-248 GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS

Table 2.5-62

SUMMARY

OF SPT SAMPLES OF SILTY SANDS (SM) BELOW ERCW PIPELINES HAVING FACTOR OF SAFETY LESS THAN UNITY FOR 0.4 G PEAK GROUND SURFACE ACCELERATION (Sheet 1 of 8)

SPT Water D Fines WATTS BAR Boring Ellev. Blow Soil Liquid Plasticity Content 50 Content No. (ft) Counts Type Limit Index (%) (mm) (%) Remarks SS-49 700.9 13 SM-SC 28.3 6.5 25.1 0.074 49.0 SS-49A 700.7 5 SM NP NP 26.5 0.110 31.0 same sample 700.7 5 SM 23.0 1.0 29.0 0.990 42.0 698.7 6 SM 23.0 1.0 29.9 0.990 41.0 696.7 5 SM NP NP 31.8 0.120 29.0 same sample 696.7 5 SM 29.0 4.0 32.4 0.080 47.0 692.7 5 SM 23.0 1.0 28.7 0.080 47.0 690.7 6 SM NP NP 30.0 0.120 31.0 688.7 17 SM NP NP 31.2 0.120 38.0 same sample 688.7 17 SM NP NP 21.2 0.650 19.4 SS-131 699.9 4 SM 30.8 6.9 28.1 0.080 48.0 697.9 5 SM 25.9 3.3 30.1 0.080 45.0 695.9 5 SM 25.9 3.3 29.7 0.080 45.0 693.9 7 SM NP NP 26.2 0.085 45.0 691.9 7 SM NP NP 24.0 0.085 45.0 SS-50A 702.2 14 SM NP NP 25.5 0.010 35.0 GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS 700.2 11 SM 27.0 2.0 28.8 0.100 37.0 same sample 700.2 11 SM NP NP 26.9 0.173 22.0 2.5-249 WBNP-112

Table 2.5-62

SUMMARY

OF SPT SAMPLES OF SILTY SANDS (SM) BELOW ERCW PIPELINES HAVING FACTOR OF SAFETY LESS THAN UNITY FOR 0.4 G PEAK GROUND SURFACE ACCELERATION (Sheet 2 of 8)

SPT Water D Fines WATTS BAR Boring Ellev. Blow Soil Liquid Plasticity Content 50 Content No. (ft) Counts Type Limit Index (%) (mm) (%) Remarks 698.2 13 SM 26.0 2.0 27.4 0.100 38.0 same sample 698.2 13 SM NP NP 28.8 0.120 29.0 696.2 9 SM NP NP 33.5 0.130 26.0 same sample 696.2 9 SM NP NP 33.5 0.120 26.0 694.2 5 SM NP NP 38.4 0.090 39.0 SS-50 701.8 10 SM 34.1 7.6 22.4 0.084 47.0 697.8 5 SM NP NP 28.2 0.098 43.0 695.8 8 SM NP NP 29.1 0.093 43.0 693.8 2 SM NP NP 31.5 0.087 47.0 691.8 10 G-SM NP NP 23.7 0.190 33.9 SS-133 704.0 19 G-SM NP NP 17.3 0.250 29.0 SS-134 710.5 3 SM NP NP 29.3 0.148 26.0 708.5 8 SM NP NP 27.5 0.141 31.0 SS-134A 709.5 4 SM 23.0 1.0 30.0 0.105 35.0 same sample 709.5 4 SM NP NP 29.1 0.110 30.0 707.5 9 SM 24.0 2.0 27.9 0.100 27.0 same sample 707.5 9 SM 24.0 1.0 28.9 0.090 43.0 GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS SS-135 712.0 11 SM 34.1 8.7 23.6 - -

710.9 12 SM 30.0 4.4 20.1 - -

2.5-250 708.9 8 SM NP NP - - - WBNP-112

Table 2.5-62

SUMMARY

OF SPT SAMPLES OF SILTY SANDS (SM) BELOW ERCW PIPELINES HAVING FACTOR OF SAFETY LESS THAN UNITY FOR 0.4 G PEAK GROUND SURFACE ACCELERATION (Sheet 3 of 8)

SPT Water D Fines WATTS BAR Boring Ellev. Blow Soil Liquid Plasticity Content 50 Content No. (ft) Counts Type Limit Index (%) (mm) (%) Remarks 706.9 8 SM NP NP - - -

704.9 8 SM NP NP 25.3 - -

SS-135A 714.5 13 SM 31.0 3.0 24.3 0.078 48.0 712.5 7 SM NP NP 22.8 0.105 33.0 710.5 7 SM NP NP 24.3 0.120 29.0 708.5 5 SM NP NP 34.2 0.120 29.0 706.5 8 SM 22.0 1.0 27.0 0.120 33.0 704.5 7 SM NP NP 30.9 0.100 35.0 SS-65B 713.2 9 SM 29.0 2.0 25.7 0.085 43.0 711.2 6 SM 25.0 1.0 27.5 0.090 41.0 709.2 3 SM 25.0 1.0 33.1 0.100 38.0 same sample 709.2 3 SM NP NP 32.9 0.110 31.0 707.2 5 SM 25.0 1.0 32.5 0.100 34.0 705.2 7 SM 26.0 2.0 27.1 0.075 50.0 same sample 705.2 7 SM 25.0 1.0 30.8 0.100 35.0 SS-65 712.0 12 SM 33.1 6.6 21.5 0.077 48.0 710.0 10 SM NP NP 15.7 0.132 32.5 GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS 708.0 7 SM 30.1 5.1 23.7 0.091 43.0 706.0 5 SM 28.9 3.5 28.2 0.140 34.0 2.5-251 704.0 8 - - - - - - no sample WBNP-112

Table 2.5-62

SUMMARY

OF SPT SAMPLES OF SILTY SANDS (SM) BELOW ERCW PIPELINES HAVING FACTOR OF SAFETY LESS THAN UNITY FOR 0.4 G PEAK GROUND SURFACE ACCELERATION (Sheet 4 of 8)

SPT Water D Fines WATTS BAR Boring Ellev. Blow Soil Liquid Plasticity Content 50 Content No. (ft) Counts Type Limit Index (%) (mm) (%) Remarks SS-136 710.9 5 SM NP NP 26.3 0.100 40.0 708.9 8 SM NP NP 28.5 0.122 35.0 706.9 12 SM NP NP 21.9 0.145 33.0 SS-137 712.9 9 SM 25.9 1.8 20.7 - -

SS-138 713.2 6 SM 28.1 2.5 23.4 0.079 49.0 711.2 7 SM 28.1 2.5 24.5 0.79 49.0 705.2 13 SM 26.4 2.3 15.0 - -

SS-138A 713.2 8 SM 29.0 3.0 25.1 0.073 50.0 711.2 8 SM NP NP 22.1 0.100 36.0 709.2 12 SM 29.0 1.0 27.1 0.073 49.0 707.2 4 SM 28.0 2.0 35.6 0.090 41.0 705.2 9 SM 22.0 1.0 27.8 0.140 31.0 same sample 705.2 9 SM NP NP 29.1 0.180 21.0 SS-138B 710.6 8 SM 27.0 3.0 24.7 0.090 42.0 708.6 9 SM 34.0 5.0 36.2 0.080 46.0 706.6 8 SM-SC 27.0 5.0 30.0 0.105 35.0 704.6 7 SM-SC 26.0 5.0 32.5 0.110 35.0 GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS SS-138C 710.6 8 SM-SC 27.0 4.0 27.5 0.095 38.0 2.5-252 WBNP-112

Table 2.5-62

SUMMARY

OF SPT SAMPLES OF SILTY SANDS (SM) BELOW ERCW PIPELINES HAVING FACTOR OF SAFETY LESS THAN UNITY FOR 0.4 G PEAK GROUND SURFACE ACCELERATION (Sheet 5 of 8)

SPT Water D Fines WATTS BAR Boring Ellev. Blow Soil Liquid Plasticity Content 50 Content No. (ft) Counts Type Limit Index (%) (mm) (%) Remarks SS-139 711.5 8 SM NP NP 15.5 0.110 35.0 709.5 9 SM NP NP 18.2 0.110 35.0 705.5 14 SM NP NP 22.1 0.375 13.0 SS-140 706.7 4 SM NP NP 38.7 0.110 36.0 SS-87 707.6 12 SM 31.6 6.2 27.5 0.078 48.0 SS-141 704.6 17 G-SM NP NP 7.8 0.79 19.0 SS-143 695.1 7 - - - - - - no sample 693.1 9 G-SP-SM NP NP 13.5 1.80 12.0 SS-143A 701.0 3 SM-SC 21.0 5.0 21.2 0.093 45.0 697.0 8 SM 37.0 11.0 43.1 0.130 41.0 SS-143B 696.3 21 SM 37.0 7.0 27.7 0.300 34.0 SS-146 702.4 13 G-SM 21.6 1.9 14.6 0.200 25.0 SS-147 701.7 18 G-SM NP NP 17.1 0.460 14.0 SS-153 707.7 15 G-SW-SM NP NP 10.8 2.500 10.0 SS-158 711.5 2 SM 22.9 2.5 32.2 0.088 44.0 SS-159 712.0 20 G-SM NP NP 13.7 0.430 21.0 GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS 2.5-253 WBNP-112

Table 2.5-62

SUMMARY

OF SPT SAMPLES OF SILTY SANDS (SM) BELOW ERCW PIPELINES HAVING FACTOR OF SAFETY LESS THAN UNITY FOR 0.4 G PEAK GROUND SURFACE ACCELERATION (Sheet 6 of 8)

SPT Water D Fines WATTS BAR Boring Ellev. Blow Soil Liquid Plasticity Content 50 Content No. (ft) Counts Type Limit Index (%) (mm) (%) Remarks SS-160 720.9 15 SM NP NP 22.5 0.134 39.0 718.9 7 SM 24.2 1.7 23.8 0.173 34.0 716.9 12 SM 27.0 3.0 25.8 0.153 33.0 714.9 5 SM-SC 32.1 8.5 30.2 0.105 46.0 710.9 5 GM 26.2 2.2 24.3 0.210 37.0 SS-161A 720.9 10 SM 26.0 2.0 23.8 0.120 32.0 718.9 13 SM NP NP 17.8 0.230 17.0 same sample 718.9 13 SM NP NP 17.0 0.180 20.0 SS-161 718.4 9 SM NP NP 18.4 0.230 24.0 716.4 10 SM NP NP 21.5 0.220 24.0 708.4 19 G-SM NP NP 12.7 0.220 32.0 SS-162 717.8 20 SM 28.3 1.6 27.7 0.090 47.0 715.8 19 SM 27.6 3.0 30.2 0.122 39.0 713.8 5 SM NP NP 34.3 0.155 36.0 711.8 11 G-SW-SM NP NP 20.4 2.000 11.0 SS-163 721.0 5 SM-SC 30.4 7.1 28.4 0.084 47.0 719.0 6 SM-SC 30.4 7.1 26.9 0.084 47.0 GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS 717.0 3 SM 27.2 3.3 31.1 0.097 45.0 715.0 4 SM 29.7 4.7 33.5 0.090 43.0 2.5-254 713.0 17 G-SM 28.7 3.8 27.8 0.190 26.0 WBNP-112

Table 2.5-62

SUMMARY

OF SPT SAMPLES OF SILTY SANDS (SM) BELOW ERCW PIPELINES HAVING FACTOR OF SAFETY LESS THAN UNITY FOR 0.4 G PEAK GROUND SURFACE ACCELERATION (Sheet 7 of 8)

SPT Water D Fines WATTS BAR Boring Ellev. Blow Soil Liquid Plasticity Content 50 Content No. (ft) Counts Type Limit Index (%) (mm) (%) Remarks SS-163A 721.5 7 SM 31.0 7.0 28.9 0.080 48.0 719.5 11 SP-SM NP NP 28.2 0.220 8.0 717.5 4 SM 30.0 3.0 36.3 0.080 45.0 715.5 5 SM 31.0 5.0 34.3 0.098 43.0 SS-80 721.2 3 SM 41.6 14.6 29.1 0.120 44.0 715.2 7 SM 24.5 0.7 25.4 0.061 29.0 SS-164 719.0 9 SM-SC 31.5 8.6 27.4 0.240 33.0 717.0 15 G-SP-SM NP NP 16.2 0.750 12.0 715.0 20 G-SP-SM NP NP 20.9 0.340 10.0 713.0 11 SM 31.1 5.7 26.6 0.174 33.0 SS-165 716.7 3 SM-SC 30.7 8.1 23.3 - -

714.7 2 SM-SC 30.7 8.1 34.4 - -

SS-84 713.4 2 SM 24.8 2.2 30.1 0.110 41.0 SS-130 715.7 10 SM NP NP 17.8 0.240 22.0 713.7 9 SM NP NP 15.5 0.290 15.0 SS-128 712.7 2 SM NP NP 23.7 0.280 16.0 SS-127 712.2 0 SM-SC 23.3 4.4 36.1 0.079 48.0 GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS SS-125 714.4 2 SM NP NP 29.0 0.130 8.0 708.4 16 G-SP-SM NP NP 21.7 0.660 8.0 2.5-255 706.4 17 G-SP-SM NP NP 12.8 3.00 10.0 WBNP-112

Table 2.5-62

SUMMARY

OF SPT SAMPLES OF SILTY SANDS (SM) BELOW ERCW PIPELINES HAVING FACTOR OF SAFETY LESS THAN UNITY FOR 0.4 G PEAK GROUND SURFACE ACCELERATION (Sheet 8 of 8)

SPT Water D Fines WATTS BAR Boring Ellev. Blow Soil Liquid Plasticity Content 50 Content No. (ft) Counts Type Limit Index (%) (mm) (%) Remarks SS-25 715.6 2 SM NP NP 29.2 0.076 48.0 SS-28 713.4 10 SM NP NP 31.0 0.18 27.5 SS-170 719.2 4 G-SM-SC 34.8 11.5 29.1 0.125 42.0 717.2 17 G-SM-SC 34.8 11.5 23.6 0.125 42.0 715.2 18 G-SM-SC NP NP 19.2 0.450 11.0 GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS 2.5-256 WBNP-112

Table 2.5-63

SUMMARY

OF SPT SAMPLES OF SILTS (ML) BELOW ERCW PIPELINES HAVING FACTOR OF SAFETY LESS THAN UNITY FOR 0.4 G PEAK GROUND SURFACE ACCELERATION (Sheet 1 of 3)

SPT Water D Fines Boring Ellev. Blow Soil Liquid Plasticity Content 50 Content WATTS BAR No. (ft) Counts Type Limit Index (%) (mm) (%) Remarks SS-49 698.9 14 ML 28.8 5.3 26.1 0.070 53.0 696.9 12 ML 28.8 5.3 26.8 0.064 53.0 SS-49A 694.7 6 ML 22.0 1.0 28.3 0.070 53.0 same sample 694.7 6 ML 22.0 3.0 28.0 0.070 54.0 692.7 5 ML NP NP 27.8 0.070 56.0 SS-50A 694.2 5 ML 29.0 3.0 34.8 0.070 55.0 SS-50 703.8 10 ML 37.5 11.3 22.1 0.050 54.0 SS-132 702.1 13 ML 43.1 15.2 25.7 - -

700.1 15 ML 45.8 17.5 23.4 - -

SS-135 714.9 12 ML 42.2 13.8 26.3 0.074 69.0 SS-135A 706.5 8 ML 27.0 2.0 32.1 0.073 51.0 same sample 706.5 8 ML 29.0 7.0 - - -

704.5 7 ML 25.0 2.0 32.1 0.073 50.0 SS-65B 715.2 14 ML 35.0 6.0 26.7 0.060 60.0 SS-65 714.0 16 ML 46.1 15.6 29.2 0.030 72.0 SS-136 712.9 9 ML 32.8 5.7 25.0 0.070 53.0 SS-137 714.9 11 ML 35.6 9.6 24.2 0.058 62.0 710.9 7 ML 31.7 5.6 25.0 0.070 52.0 GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS 708.9 8 ML 31.7 5.6 25.3 0.070 52.0 SS-138 709.2 7 ML 32.7 5.9 28.4 0.070 53.0 2.5-257 707.2 5 ML-CL 27.0 5.1 29.6 0.067 52.0 WBNP-112

Table 2.5-63

SUMMARY

OF SPT SAMPLES OF SILTS (ML) BELOW ERCW PIPELINES HAVING FACTOR OF SAFETY LESS THAN UNITY FOR 0.4 G PEAK GROUND SURFACE ACCELERATION (Sheet 2 of 3)

SS-139 707.5 7 ML 31.0 3.9 32.8 0.056 63.0 SS-140 710.7 12 ML 34.1 6.2 25.0 0.061 54.0 WATTS BAR 708.7 3 ML - - 17.4 0.073 50.0 SS-87 711.6 13 ML 37.4 12.9 43.9 0.038 62.0 SS-143C 696.6 3 CL-ML 32.0 10.0 46.5 <0.074 72.0 SS-101 712.5 3 ML 24.7 2.0 31.9 0.072 53.0 SS-159 718.0 6 CL-ML 26.8 4.2 29.4 0.064 59.0 SS-161A 714.9 5 ML 38.0 12.0 35.7 0.055 58.0 SS-161 714.4 3 CL-ML 36.8 13.2 35.8 - -

712.4 5 ML 25.7 2.3 30.9 0.076 51.0 SS-80 719.2 5 ML 24.6 2.4 28.1 0.075 51.0 SS-164 721.0 6 CL-ML 36.0 12.1 28.2 0.059 53.0 SS-165 720.7 5 ML 37.4 11.5 31.9 0.060 58.0 718.7 6 CL-ML 39.0 14.2 31.2 0.015 63.0 SS-166 720.5 13 ML 48.8 19.8 13.0 0.011 87.0 718.5 11 ML 48.8 19.8 11.0 0.011 87.0 716.5 6 CL-ML 31.4 9.1 28.4 0.056 63.0 SS-84 711.4 3 ML 24.5 1.3 31.4 0.070 52.0 SS-130 717.7 7 ML 35.7 11.3 20.8 - -

SS-26 718.0 3 ML 24.4 0.6 29.7 0.051 61.0 GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS 716.0 4 ML NP NP 31.0 0.074 51.0 SS-27 713.1 3 ML 23.1 2.9 24.5 0.072 51.0 SS-169 119.1 8 CL-ML 43.0 17.0 31.8 0.021 78.0 2.5-258 WBNP-112

Table 2.5-63

SUMMARY

OF SPT SAMPLES OF SILTS (ML) BELOW ERCW PIPELINES HAVING FACTOR OF SAFETY LESS THAN UNITY FOR 0.4 G PEAK GROUND SURFACE ACCELERATION (Sheet 3 of 3) 117.1 6 ML 41.4 13.7 34.3 0.043 68.0 115.1 6 ML 41.4 13.7 32.3 0.043 68.0 WATTS BAR 113.1 5 ML 40.8 13.7 33.1 0.043 65.0 GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS 2.5-259 WBNP-112

Table 2.5-64

SUMMARY

OF SPT SAMPLES OF SILTY SANDS (SM) BELOW ELECTRICAL CONDUITS HAVING FACTOR OF SAFETY LESS THAN UNITY FOR 0.4 G PEAK GROUND SURFACE ACCELERATION SPT Water D Fines Boring Ellev. Blow Soil Liquid Plasticity Content 50 Content No. (ft) Counts Type Limit Index (%) (mm) (%) Remarks WATTS BAR SS-171 708.2 6 SM NP NP 26.7 0.20 13.0 706.2 9 SP-SM NP NP 26.5 0.26 7.0 704.2 9 SP-SM NP NP 24.1 0.27 9.0 702.2 12 SP-SM NP NP 30.9 0.27 8.0 SS-53 708.0 18 SM 27.1 3.1 19.6 0.15 40.0 SS-173 709.0 20 SM-SC 37.0 12.0 20.6 0.086 47.0 SS-63 713.1 17 SM 36.0 10.0 21.6 0.078 48.0 711.1 10 SM 36.0 10.0 20.7 0.078 48.0 709.1 10 SM 36.0 10.0 27.0 0.078 48.0 SS-57 715.0 14 SP-SM NP NP 6.4 0.75 9.0 GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS 2.5-260 WBNP-112

WATTS BAR WBNP-112 Table 2.5-65 Strain Criteria for Determining Potential Settlement Of Soils Subject to Earthquake With Peak Top-Of-Ground Acceleration of 0.40g At Watts Bar Nuclear Plant PERCENT VERTICAL STRAIN (%Ev)

MATERIAL BELOW ABOVE/BELOW CLASSIFICATION WATER TABLE WATER TABLE SP (<12% fines) 61 32 SM or ML (clean) 31 1.52 SC 11 0.52 CL or ML-CL 0.751 0.53 Notes:

1 If potentially liquefiable 2 If loose N<15 but not potentially liquefiable 3 If soft N<5 but not potentially liquefiable 4 Classification of SP-SM will be treated as SP for criteria 5 Classification of G-SM or SM-SC will be treated as SM for criteria GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING

SUMMARY

OF FOUNDATION CONDITIONS 2.5-261

Table 2.5-66 Soil Bearing Capacities and Factors of Safety for Soil-Supported Category I Structures Sustained Loads Dynamic Loads Ultimate Soil Actual Soil Actual Bearing Bearing Factor of Soil Bearing Factor of WATTS BAR Structures Capacity (KSF) Maximum (KSF) Safety Maximum (KSF) Safety Diesel Generator Building 20.0 3.5 5.7 5.5 3.6 Refueling Water Storage 20.0 2.3 8.7 8.6 2.3 Tanks I and II ERCW Standpipe 20.0 1.7 11.8 4.5 4.4 Structure I ERCW Standpipe 20.0 1.9 10.5 4.7 4.3 Structure II Discharge Overflow 20.0 1.9 10.5 5.3 3.8 Structure Refueling Water Storage 20.0 2.5 8.0 3.3 6.1 Pipe Tunnels A and B Waste Packaging Area 20.0 1.4 14.0+ 6.7 3.0+

GEOLOGY, SEISMOLOGY, AND GEOTECHNICAL ENGINEERING