ML19030A635

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Part 08 Enclosures (Rev. 2) - Part 08 - Enclosures - Subsurface Data Report - Appendix B.1 - Pages 634-642
ML19030A635
Person / Time
Site: Clinch River
Issue date: 01/18/2019
From: James Shea
Tennessee Valley Authority
To:
Office of New Reactors
Fetter A
References
TVACLINCHRIVERESP, TVACLINCHRIVERESP.SUBMISSION.6, CRN.P.PART08, CRN.P.PART08.2
Download: ML19030A635 (9)
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a me GEOTECHNICAL BORING LOG Prepared By: MBL Date: 3/5/14 Checked By: JCM Date: 3/5/14 SHEET 1 OF 1 BECHTEL NO.: 25847 AMEC PROJECT NO.: 6468-13-1072 COUNTY: Roane, TN I GEOLOGIST: N. Smith SITE DESCRIPTION: Clinch River SMR Project, Roane County, Tennessee DRILLER: G. Bilbrey/J. Walker Boring Orientation BORING NO.: MP-424 DRILL METHOD: Mud Rotary/Core DRILL MACHINE: CME-75 (TSD) Inclination: 25° (+/-5°) GROUND ELEV.: 800.6 ft (NAVD88) NORTHING: 570,450 US ft (NAD83) EASTING: 2,448,361 US ft (NAD83) Azimuth: N 38° W (+/-5° TOTAL DEPTH: 273.2 ft I SAMPLE METHODS: ASTM D 2488-09a; 2113-08; 6032-08 I ROD TYPE: AWJ I HAMMER (ID):NA-Sampler pushed DATE STARTED: 6/7/13 I COMPLETED: 6/21/131 HOLE DIA.: 4" I CASING DEPTH: 36.5 ft I CORE SIZE:HQ3 I BITS USED: 4" Roller Cone ELEV. DEPTH BLOW COUNT BLOWS PER FOOT (ft) (ft) 0.5ft 0.5ft 0.5ft 0 20 40 60 Ground Surface 2.0 NA NA NA 3.5 NA NA NA 5.0 NA NA NA 6.5 NA NA NA 9.0 NA NA NA 11.5 NA NA NA 16.5 NA NA NA 80 SAMP. L 0 100 NO. G ~ 881~ -~ SOIL DESCRIPTION AND REMARKS FILL: LEAN CLAY with Gravel (CL), reddish brown (5YR 4/4) with yellowish brown (5YR 5/8) to brownish yellow (10YR 6/6) to dark brown (7.5YR 3/2), mottled, moist, low to moderate plasticity fines, little to some fine to coarse gravel, trace fine to coarse sand, trace roots, weak HCI reaction 0.0 8&2~ SS-3A ~~~~~--=~-=~~~~~--;-~--~~----~~~~~~5~.4~ ss-3B ~ FILL: FAT CLAY (CH), dark grayish brown (2.5Y 4/2) and ~~ reddish brown (5YR 5/4), with yellowish brown (10YR 5/6), moist, moderate plasticity fines, trace fine to coarse gravel and sand, trace black oxide nodules, weak HCI reaction 8 5 1------------------------= ~m FILL: Sandy LEAN CLAY (CL), brown (7.5YR4/3), moist, low ____::__ ~ ~=~~c~t};~~~~i~~tle fine to coarse sand, few fine gravel, ~~------------------------ _11Q

ss:s-FILL: Gravelly ELASTIC SILT (MH), light olive brown (2.5Y 5/3), moist, non-plastic fines, some fine to coarse gravel, few fine sand, weak HCI reaction I------------------------14Q FILL: Sandy ELASTIC SILT with Gravel (MH), strong brown (7.5YR 5/6), with light olive brown (2.5Y 5/3), mottled, moist, non-plastic fines, little fine to medium sand, little fine gravel, weak HCI reaction 19.0 mi--Fill:LEAN cLAY with 8arlci (CC), Strongbrown (7.5YR576)-, -*=

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plasticity fines, little fine to coarse gravel, trace to few fine ~ NA NA NA ~ sand, weak HCI reaction ~ -~ ~ ~ 0 1---1---"3'-"1 -"*5-.......,f--NA -f.-NA--NA- """Ss:10 ~ § -~ § ~ ~ Sampler refusal on LIMESTONE at 36.5 feet; begin rock g 36.5 m coring 36.5 ~I---I---"~-.......,~----;N7A;;--t-;:-;NA-;--+--cN;:-;A---Ir----------------~s~s~-1~1~~-~S~o~il~d~ri~lli-ng~ha~l~te~d-.~L-og-co-n7.ti-nu-e-s-o-n-g-e-ct~e-ch~n~ic-a71-co-r~in-g-;-l~--~~ 0 ~ u NOTE: Elevations not shown. Depths indicated on log are lengths measured along plunge of boring from ground surface. g ~ Observed water levels: 0 ~ 11.0ftbgs,AM6/8/13 ~ 41.5 ft bgs, AM 6/9/13 34.8 ft bgs, AM 6/10/13 iJj 32.2 ft bgs, AM 6/11/13 65.9 ft bgs, AM 6/12/13 ~ 65.9 ft bgs, AM 6/13/13 ~ 66.0 ft bgs, AM 6/18/13 0 64.5 ft bgs, AM 6/19/13 ~ 64.9 ft bgs, AM 6/20/13 64.4 ft bgs, AM 6/21113 UL-----L---~~--~----~--~~------------------------------~--~--~--------------------------------------------..J Clinch River Data Report Rev. 4 CRP-1112.16 Page B.1-637 of 706

a me GEOTECHNICAL CORING LOG Prepared By: MBL Date: 3/5/14 Checked By: JCM Date: 3/5/14 SHEET 1 OF 5 BECHTEL PROJECT NO.: 25847 AMEC PROJECT NO.: 6468-13-1072 COUNTY: Roane, TN I GEOLOGIST: N. Smith SITE DESCRIPTION: Clinch River SMR Project, Roane County, Tennessee DRILLER: G. Bilbrey/J. Walker Boring Orientation BORING NO.: MP-424 DRILL METHOD: Mud Rotary/Core DRILL MACHINE: CME-75 (TSD) Inclination: 25° (+/-5°) GROUND ELEV.: 800.6 ft (NAVD88) NORTHING: 570,450 US ft (NAD83) EASTING: 2,448,361 US ft (NAD83) Azimuth: N 38° W (+/-5°) TOTAL DEPTH: 273.2 ft SAMPLE METHODS: ASTM D 2488-09a; 2113-08; 6032-08 I HAMMER (ID): NA-Sampler pushed DATE STARTED: 6/7/13 COMPLETED: 6/21/13 I CASING DEPTH: 36.5 ft CORE BARREL TYPE: HQ3/Diamond Impregnated core bits DRILL RUN L ELEV. DEPTH RUN RATE REC. ROD SAMP. 0 ROCK DESCRIPTION AND REMARKS (ft) (ft) (ft) (Min/ft) (It) (It) NO. G Begin Coring @ 36.5 ft 36.5 1.7 10:21 (1.3) (0.4) Run 1 ~ LIMESTONE (MUDSTONE/MICRITE), grayish brown (10YR 5/2, 2.5Y 5/2) to dark grayish .Jo.: 38.2 9:35/0.7 76% 24% brown (10YR 4/2) and dark gray (N 4/), with trace dark reddish gray (7.5R 3/1), very weak 5.0 9:25 (3.6) (1.4) Run 2 to medium strong, laminated to moderately bedded, completely to slightly weathered, 72% 28% argillaceous, interbedded with few to little, laminated to very thin Calcareous SILTSTONE, 11:21 dark greenish gray (10Y 4/1), wavy/wispy to irregular and diffuse bedding, and trace to few, 10:15 very thin to thin chert beds, lenses, and nodules (dark gray to black); trace calcite filled pits and burrows and sparry calcite "bird eyes", weak to strong HCI reaction (Rockdell 8:16 Formation-Unit D) 43.2 6:53 36.5-37.3ft: FZ/BJ, 0-10°, PS-PR, T-PO, C-D, Ill 5.0 3:42 (4.3) (0.7) Run 3 38.0ft: BJ, 10°, PS, PO, C, Ill 38.4,38.5,38.8,39.1,39.3,40.0,40.2,41.0ft: BJ, 0-1 oo, PS-PR, T -PO, B-D, Ill 3:52 86% 14% 39.4-39.8ft: FZ, 0-10°, PS-PR, T-PO, C-D, Ill 3:26 41.3-41.6ft: FZ, 0-10°, PS-PR, 0, C, IV 43.2,43.3,45.9,48.2ft: BJ, 0-30°, PS-PR, T-PO, B, Ill 3:38 46.7ft: Complete loss of drill fluid circulation 48.2 4:33 5.0 2:31 (3.8) (0.9) Run 4 ~ 49.4,49.9,50.0,50.3,50.5,50.6ft: BJ, 0-10°, PS-PR, T, B, Ill 8:51 76% 18% 49.5-50.0ft: FZ, 10-50°, PR-UR, T-PO, C, Ill 10:18

~

LIMESTONE (MICRITE/MUDSTONE) with few (WACKSTONE), gray (2.5Y 6/1) to grayish 7:57 brown (2.5Y 5/2) and dark gray (2.5Y 4/1) to greenish gray (10Y 6/1) and dark bluish gray 53.2 12:38 (10B 4/1), medium strong to strong, laminated to thinly bedded, slightly weathered to fresh, locally moderately weathered, interbedded with few to some, laminated, clayey/shaley 2.5 11:13 (2.1) (0.7) Run 5 ~ Calcareous SILTSTONE, very dark gray (2.5Y 3/1) to bluish black (5PB 2.5/1) and dark 10:48 84% 28% greenish gray (5BG 4/1), wispy/wavy to irregular and diffuse bedding, and trace to few, very 55.7 12:50/0.5 thin to thin chert beds, lenses, and nodules (dark gray to black, with calcite filled tensional 2.5 8:05 (2.4) (0.7) Run 6 ~ fractures orthogonal to bedding); trace fossils, trace calcite filled pits and burrows and sparry 7:33 96% 28% calcite "bird eyes", trace pyrite, locally argillaceous, strong HCI reaction 50.9-51.1ft: FZ, 0-10°, PS-PR, B, Ill 58.2 3:17/0.5 51.0,51.1,51.4,51.7,52.0ft: BJ, 0-10°, PS-PR, T, B, Ill 5.0 10:35 (5.0) (4.5) Run 7 ~ 52.1,52.5,52.7,52.9,53.0ft: BJ, 0-10°, PS-PR, T, B, Ill 6:28 100% 90% 53.2-54.0ft: FZ/BJ, 0-10°, PR, PO, B, Ill 54.7,54.8,55.0,55.2,55.4,55.6,55.7ft: BJ, 0-10°, PS-PR, T-PO, B, Ill 6:55 55.8,55.9,56.2,56.3,56.6,57.3,57.5,57.6,57.7,58.2ft: BJ, 0-10°, PS-PR, T-PO, B, Ill 8:26 58.2-58.4,58.8,58.9,60.8,63.2ft: BJ, 0-10°, PS-PR, T-PO, B, 11-111 63.2 6:53 5.0 15.39 (4.6) (3.7) Run 8 ~ 63.5-64.2ft: FZ/BJ, 0-10°, PR, PO, B, II 7:30 92% 74% 64.0,68.1ft: BJ, 0-10°, PS, T, B, 11-111 6:57 7:37 68.2 8:10 5.0 5:56 (5.0) (4.3) Run 9 69.0,69.2,69.5,69.6,72.3ft: BJ, 0-10°, PS-SL, T-PO, B-E, 11-111, with calcite and slickensides 5:20 100% 86% 72.7ft: J, 40°, UR, P0-0, E, Ill 6:28 6:09 73.2 5:52 5.0 5:50 (4.9) (4.6) Run 10 ~ 75.3,77.0,78.0ft: J, 10°, PR, T-PO, C, Ill 5:54 98% 92% 6:39 6:47 78.2 6:23 5.0 5:15 (4.9) (3.1) Run 11 ~ 78.3,79.0,79.4,79.7,80.0,80.2,80.5,80.7,80.9ft: BJ, 0-10°, T-PO, B-E, 11-111, some partial infill 5:59 98% 62% with calcite 5:36 6:29 83.2 7:19 5.0 6:51 (5.0) (4.8) Run 12 ~ --- \\.8:3_.4_ft: E3J..Q-_1_0o._ ~._:r,_§,_lll_----------------------,- ~.6 100% 96% 8:09 Clinch River Data Report Rev. 4 CRP-1112.16 Page B.1-638 of 706

GEOTECHNICAL CORING LOG a me SHEET 2 OF 5 BECHTEL PROJECT NO.: 25847 AMEC PROJECT NO.: 6468-13-1072 COUNTY: Roane, TN I GEOLOGIST: N. Smith SITE DESCRIPTION: Clinch River SMR Project, Roane County, Tennessee DRILLER: G. Bilbrey/J. Walker Boring Orientation BORING NO.: MP-424 DRILL METHOD: Mud Rotary/Core DRILL MACHINE: CME-75 (TSD) Inclination: 25° (+/-5°) GROUND ELEV.: 800.6 ft (NAVD88) NORTHING: 570,450 US ft (NAD83) EASTING: 2,448,361 US ft (NAD83) Azimuth: N 38° W (+/-5°) TOTAL DEPTH: 273.2 ft SAMPLE METHODS: ASTM D 2488-09a; 2113-08; 6032-08 I HAMMER (ID): NA-Sampler pushed DATE STARTED: 6/7/13 COMPLETED: 6/21/13 I CASING DEPTH: 36.5 ft CORE BARREL TYPE: HQ3/Diamond Impregnated core bits DRILL RUN L ELEV. DEPTH RUN RATE REC. ROD SAMP. 0 ROCK DESCRIPTION AND REMARKS (ft) (ft) (ft) (Min/ft) (It) (It) NO. G Continued from previous page 8:43 CALCAREOUS SILTSTONE, very dark greenish gray (10Y 3/1) to very dark gray (N 3/), medium strong, laminated to thinly bedded, fresh, with trace, very thin LIMESTONE 9:40 (MICRITE), dark gray (N 4/), amorphous and diffuse bedding; trace bioturbation, strong HCI 9:55 reaction (continued) 88.2 5.0 6:44 (4.8) (4.2) Run 13 ~

~

7:20 96% 84% LIMESTONE (MICRITE/WACKESTONE), greenish gray to dark greenish gray (10Y 5/1-4/1) and gray to dark gray (10YR 5/1-4/1), with trace weak red (5R 4/2), weak to medium strong 7:04 and strong, laminated to thinly bedded, locally to moderately bedded, fresh, locally slightly 6:38 weathered, interbedded with some to trace, laminated to very thin, clayey/shaley Calcareous SILTSTONE, dark greenish gray (5GY 4/1 ), wispy to diffuse bedding, and trace to few, very 93.2 8:54 thin to thin chert beds, lenses, and nodules (dark gray to black, with calcite filled tensional 5.0 8:03 (5.0) (4.6) Run 14 ~ fractures orthogonal to bedding); trace fossils, trace calcite filled pits and burrows, trace 9:12 100% 92% stylolites, locally argillaceous, locally nodular, strong HCI reaction 88.7,88.8,89.0ft: BJ, 0-10°, PS-PR, T, B, 11-111 9:58 93.9,94.0,95.9,98.1ft: BJ, 0-10°, PS-PR, T-PO, B, Ill 9:10 98.2ft: SZ, 25°, PL, T, E, IV, with calcite 98.2 10:34 5.0 8:02 (5.0) (3.5) Run 15 100.1,100.7ft: SZ, 0-20°, PL-SL, T, E, Ill, with calcite 7:20 100% 70% 101.0,101.2,101.5,101.9,102.2,102.5ft: BJ, 0-10°, PS, T-PO, B, II-III 102.5-103.3ft: J, 80°, VT, A, I, with calcite 6:04 98.8-1 00.2ft: As above, with trace weak red (5R 4/2) 10:04 103.2 10:13 5.0 8:22 (5.0) (4.9) Run 16 105.6ft: BJ, 0-10°, PS, T, E, Ill, with calcite 8:26 100% 98% 105.8ft: SZ, 0-10°, US, T, E, Ill, with calcite 7:47 8:21 108.2 10:49 5.0 9:56 (5.0) (3.8) Run 17 108.7,109.2,109.5,109.6,109.9,112.2ft: BJ, 0-10°, T, B, II-III 8:13 100% 76% 110.2ft: J, 60°, 0-PO, C, Ill 7:59 10:56 113.2 9:27 5.0 9:23 (5.0) (3.9) Run 18 113.9-114.2,115.0-115.6,116.1ft: FZ/BJ, 0-10°, T-PO, PS-PR, B, 11-111 6:55 100% 78% 113.9,114.1ft: SH, 10°, PL, T, C, Ill 6:15 5:30 118.2 7:35 5.0 4:30 (4.9) (3.9) Run 19 119.6,119.9ft: SH, 0-10°, PL, T-PO, B, Ill, with goo calite-healed fractures 4:50 98% 78% 120.1,120.2,120.3,120.4,121.8ft: BJ, 0-10°, PS-PR, T-PO, 11-111 4:04 3:16 123.2 4:52 5.0 5:14 (1.4) (0.6) Run 20 ~ 123.9,124.0ft: BJ, 0-10°, PS-PR, T, B, 11-111 2:43/0.8 28% 12% ___ ~1~.~~4~ft:_F~, Q-1Qo,_P~ f>O_,_B_,_II_:III _____________________ 1~.6 NO-push VOID/SOIL FILLED CAVITY-No recovery NO-push Zf 128.2 NO-push ~ 5.0 NO-push (3.7) (2.0) Run 21 74% 40%

~~

7:54 LIMESTONE (MICRITE) as described above 7:46 129.2-130.3ft: J, 80°, PS-PR, 0-PO, C-D, III-IV, with calcite 131.6ft: SH, 10°, PL, T, C, Ill, with calcite 5:30 132.0,132.1,132.4,132.5,132.8ft: BJ, 0-10°, T-PO, C, 11-111 133.2 6:09 133.2 Clinch River Data Report Rev. 4 CRP-1112.16 Page B.1-639 of 706

GEOTECHNICAL CORING LOG a me SHEET 3 OF 5 BECHTEL PROJECT NO.: 25847 AMEC PROJECT NO.: 6468-13-1072 COUNTY: Roane, TN I GEOLOGIST: N. Smith SITE DESCRIPTION: Clinch River SMR Project, Roane County, Tennessee DRILLER: G. Bilbrey/J. Walker Boring Orientation BORING NO.: MP-424 DRILL METHOD: Mud Rotary/Core DRILL MACHINE: CME-75 (TSD) Inclination: 25° (+/-5°) GROUND ELEV.: 800.6 ft (NAVD88) NORTHING: 570,450 US ft (NAD83) EASTING: 2,448,361 US ft (NAD83) Azimuth: N 38° W (+/-5°) TOTAL DEPTH: 273.2 ft SAMPLE METHODS: ASTM D 2488-09a; 2113-08; 6032-08 I HAMMER (ID): NA-Sampler pushed DATE STARTED: 6/7/13 COMPLETED: 6/21/13 I CASING DEPTH: 36.5 ft CORE BARREL TYPE: HQ3/Diamond Impregnated core bits DRILL RUN L ELEV. DEPTH RUN RATE REC. ROD SAMP. 0 ROCK DESCRIPTION AND REMARKS (ft) (ft) (ft) (Min/ft) (It) (It) NO. G Continued from previous page 5.0 (3.2) (0.0) ~ VOID/SOIL FILLED CAVITY-with LEAN CLAY (CL), yellowish brown (10YR 5/4), wet, NO-push 64% 0% non-plastic to low plasticity fines, no HCI reaction (contmued) NO-push iS NO-push i2 138.2 NO-push - = = 1 LiMESTONE(Mic'RrfE)a8desclibedabave---------------- -J-d~:~ 2.8 6:07 (2.8) (0.0) Run 23 ~ 3:05 100% 0% VOID/SOIL FILLED CAVITY-with LEAN CLAY (CL), yellowish brown (10YR 5/4), wet, 139.6 ---\\non-plastic to low plasticity fines, no HCI reaction J -- 141.0 0:52/0.8 UMESTONE (MICRITE) as c:iescribedabove - 2.2 0:20/0.2 (2.2) (1.6) Run 24 141.1,141.8ft: J, 20°, PS-PR, T-PO, B-C, 11-111 8:00 100% 73% 141.5ft: BJ, 0-10°, PS-PR, T, Ill 143.2 9:34 143.1-143.2ft: Mechanically reduced to rubble 5.0 4:35 (5.0) (4.9) Run 25 143.2,143.7,143.8,144.6ft: BJ, 0-10°, PS-PR, T, B, 11-111 6:54 100% 98% 7:04 6:13 148.2 15:07 5.0 6:09 (0.7) (0.7) Run 26 ~ ___ ~1<\\S.§ft:_!l.J,_ 1cr,_P~~._:r.~._111 ________________________ 1<t§.9 NO-push 14% 14% VOID/SOIL FILLED CAVITY-with LEAN CLAY (CL), yellowish brown (10YR 5/4), wet, NO-push iS non-plastic to low plasticity fines, no HCI reaction NO-push 153.2 NO-push ~ 153.2 5.0 3:27/0.9 (4.2) (3.6) Run 27 ~ _ = = ~LiMESTONE(Mic"RrfE}aidesclibedabave----------------- _:::=@.8 5:44/0.5 84% 72% ___ I VOiiS/soil FIIIED -CAVITY-with -LEAN cUi. Y (CL)," yeiiOWisil brown-(1crffi -si4),-wet, _1 §<1.6 9:17 '"()11-_!lla~ic;_to_lo'.\\1 [JI_a~c_ity_finEJ8,_1lO_I:ic::l rEl_a_0i()ll ________________ I LIMESTONE (MICRITE) as described above 9:16 154.6-157.1ft: J, 80-85°, VT, A, I, with calcite and spaced at about 0.3' 158.2 8:54 158.2 5.0 9:43 (5.0) (2.7) Run 28 ~ LIMESTONE (MICRITE) and trace (WACKESTONE), greenish gray (10Y 5/1) to dark gray (N 7:11 100% 54% 4/), medium strong to strong, very thinly to thinly bedded, fresh, interbedded with little to some, laminated to very thin Calcareous SILTSTONE, very dark gray (N 3/-5Y 3/1), slightly wavy to 17:56 amorphous and diffuse bedding, and few to little, very thin to thin chert beds, lenses, and 12:47 nodules (greenish gray to greenish black, with calcite filled tensional fractures orthogonal to 9:04 bedding; trace calcite filled pits and burrows, strong HCI reaction 163.2 160.2-160.4,160.6ft: J, 0-20°, PS-PR, T-PO, B, 11-111 5.0 7:40 (5.0) (4.8) Run 29 ~ 161.5-162.2ft: FZ/SZ, 0-40°, PL, T-PO, A-B, Ill, with calcite 7:09 100% 96% 162.5ft: SH, 0-20°, PL, T, B, Ill, with calcite 163.5,163.9,165.0,165.2ft: SH, 0-10°, PL, T, B, 11-111, with calcite 5:34 5:32 168.2 7:10 5.0 4:14 (5.0) (4.8) Run 30 ~ 4:10 100% 96% 5:06 4:31 173.2 4:38 5.0 5:34 (5.0) (5.0) Run 31 ~ 173.0ft: Core mechanically reduced to rubble 4:15 100% 100% 174.2ft: SH, 10°, PL, T, B, Ill, with calcite 6:10 5:39 178.2 5:14 5.0 14:08 (5.0) (4.9) Run 32 D 7:42 100% 98% 10:03 9:32 Clinch River Data Report Rev. 4 CRP-1112.16 Page B.1-640 of 706

GEOTECHNICAL CORING LOG a me SHEET 4 OF 5 BECHTEL PROJECT NO.: 25847 AMEC PROJECT NO.: 6468-13-1072 COUNTY: Roane, TN I GEOLOGIST: N. Smith SITE DESCRIPTION: Clinch River SMR Project, Roane County, Tennessee DRILLER: G. Bilbrey/J. Walker Boring Orientation BORING NO.: MP-424 DRILL METHOD: Mud Rotary/Core DRILL MACHINE: CME-75 (TSD) Inclination: 25° (+/-5°) GROUND ELEV.: 800.6 ft (NAVD88) NORTHING: 570,450 US ft (NAD83) EASTING: 2,448,361 US ft (NAD83) Azimuth: N 38° W (+/-5°) TOTAL DEPTH: 273.2 ft SAMPLE METHODS: ASTM D 2488-09a; 2113-08; 6032-08 I HAMMER (ID): NA-Sampler pushed DATE STARTED: 6/7/13 COMPLETED: 6/21/13 I CASING DEPTH: 36.5 ft CORE BARREL TYPE: HQ3/Diamond Impregnated core bits DRILL RUN L ELEV. DEPTH RUN RATE REC. ROD SAMP. 0 ROCK DESCRIPTION AND REMARKS (ft) (ft) (ft) (Min/ft) (It) (It) NO. G Continued from previous page 183.2 10:30 ~ LIMESTONE (MICRITE) and trace (WACKESTONE), greenish gray (10Y 5/1) to dark gray (N 5.0 7:46 (5.0) (4.8) Run 33 ; 4/), medium strong to strong, very thinly to thinly bedded, fresh, interbedded with little to some, 10:15 100% 96% laminated to very thin Calcareous SILTSTONE, very dark gray (N 3/-5Y 3/1), slightly wavy to amorphous and diffuse bedding, and few to little, very thin to thin chert beds, lenses, and 8:43 nodules (greenish gray to greenish black, with calcite filled tensional fractures orthogonal to 11:08 bedding; trace calcite filled pits and burrows, strong HCI reaction (continued) 183.4,184.6,185.9,186.3,186.5,187.0ft: SH, 0-10°, PL, VT-PO, B, 11-111, with calcite r_jf37_J_ 8:00 \\186.5-187.0ft: J, 80°, VT, A, I, with calcite 188.2 5.0 3:20 (5.0) (5.0) Run 34 CALCAREOUS SILTSTONE, greenish black (10Y 2.5/1), weak to medium strong, 100% 100% laminated to very thinly bedded, fresh, interbedded with trace to little and some, laminated 3:29 to thin LIMESTONE (MICRITE/WACKESTONE), planar to diffuse bedding, locally nodular; slight bioturbation, trace fossils, trace calcite filled pits and burrows, strong HCI reaction, 2:53 limestone content increases with depth (Rockdell Formation-Unit C) 3:06 187.2,187.6ft: SH, 0-10°, PL, VT-PO, B, 11-111, with calcite 4:54 188.2-191.3ft: SH, 0-10°, PL, VT-T, B, 11-111, with calcite 193.2 5.0 4:14 (5.0) (5.0) Run 35 100% 100% 3:25 3:35 3:37 4:33 198.2 5.0 2:28 (5.0) (5.0) Run 36 100% 100% 3:43 4:11 4:34 4:52 203.2 5.0 5:44 (5.0) (5.0) Run 37 100% 100% 6:30 4:39 4:32 5:48 208.2 5.0 5:38 (5.0) (5.0) Run 38 100% 100% 5:11 4:51 5:12 5:55 213.2 5.0 5:04 (5.0) (5.0) Run 39 100% 100% 5:15 5:35 4:58 --* ------------------------------------- __ 217.6 218.2 5:54 ~ LIMESTONE (MICRITE/WACKESTONE), dark gray (N 4/-5Y 4/1) to bluish gray (5PB 5/1), 5.0 9:03 (5.0) (5.0) Run 40 medium strong to strong, very thinly to moderately bedded, locally nodular, fresh, fossiliferous, 8:10 100% 100% interbedded with little to some, very thin to thin Calcareous SILTSTONE, greenish black (10Y 8:01 2.5/1 ), wavy to irregular and diffuse bedding; slight bioturbation, trace calcite filled burrows/pits and vugs (separate/non-touching), trace stylolites, strong HCI reaction 8:13 220.4-221.0ft: J, 75°, US-UR, T-PO, B, II, with calcite 223.2 9:15 5.0 9:00 (5.0) (5.0) Run 41 225.2-226.3ft: J, 75°, US-UR, T-PO, B, II, with calcite 7:00 100% 100% 225.2-225.7ft: J, 60°, VT, A, I, with calcite 7:08 6:40 228.2 7:46 5.0 6:38 (5.0) (5.0) Run 42 ~ 230.6ft: SH, 0-10°, PL, 0-PO, B, II, with calcite 5:49 100% 100% 4:56 Clinch River Data Report Rev. 4 CRP-1112.16 Page B.1-641 of 706

GEOTECHNICAL CORING LOG a me SHEET 5 OF 5 BECHTEL PROJECT NO.: 25847 AMEC PROJECT NO.: 6468-13-1072 COUNTY: Roane, TN I GEOLOGIST: N. Smith SITE DESCRIPTION: Clinch River SMR Project, Roane County, Tennessee DRILLER: G. Bilbrey/J. Walker Boring Orientation BORING NO.: MP-424 DRILL METHOD: Mud Rotary/Core DRILL MACHINE: CME-75 (TSD) Inclination: 25° (+/-5°) GROUND ELEV.: 800.6 ft (NAVD88) NORTHING: 570,450 US ft (NAD83) EASTING: 2,448,361 US ft (NAD83) Azimuth: N 38° W (+/-5°) TOTAL DEPTH: 273.2 ft SAMPLE METHODS: ASTM D 2488-09a; 2113-08; 6032-08 I HAMMER (ID): NA-Sampler pushed DATE STARTED: 6/7/13 COMPLETED: 6/21/13 ELEV. (ft) DRILL RUN L DEPTH RUN RATE REC. ROD SAMP. 0 (ft) (ft) (Min/ft) (It) (It) NO. G 8:38 ~ 8:10 233.2 5.0 6:09 (5.0) (5.0) Run 43 ~ 5:08 100% 100% 4:44 4:16 238.2 5:22 5.0 5:27 (5.0) (5.0) Run 44 ~ 3:24 100% 100% 3:41 3:28 243.2 4:12 5.0 6:44 (4.8) (4.0) Run 45 ~ 6:39 96% 80% 5:56 6:43 248.2 17:47 5.0 9:50 (5.0) (5.0) Run 46 ~ 10:25 100% 100% 6:39 7:55 253.2 8:02 5.0 4:34 (5.0) (5.0) Run 47 6:29 100% 100% 4:31 5:36 258.2 7:36 5.0 6:49 (5.0) (5.0) Run 48 7:10 100% 100% 7:55 7:36 263.2 7:09 5.0 14:50 (5.0) (5.0) Run 49 ~ 9:10 100% 100% 13:56 16:23 268.2 17:40 5.0 7:49 (4.9) (4.9) Run 50 ~ 9:57 98% 98% 12:48 11:05 273.2 11:56 Clinch River Data Report Rev. 4 CRP-1112.16 Page B.1-642 of 706 I CASING DEPTH: 36.5 ft CORE BARREL TYPE: HQ3/Diamond Impregnated core bits ROCK DESCRIPTION AND REMARKS Continued from previous page LIMESTONE (MICRITE/WACKESTONE), dark gray (N 4/-5Y 4/1) to bluish gray (5PB 5/1), medium strong to strong, very thinly to moderately bedded, locally nodular, fresh, fossiliferous, interbedded with little to some, very thin to thin Calcareous SILTSTONE, greenish black (10Y 2.5/1 ), wavy to irregular and diffuse bedding; slight bioturbation, trace calcite filled burrows/pits and vugs (separate/non-touching), trace stylolites, strong HCI reaction (continued) 237.4-239.0ft: J, 85-90°, VT, A, I, with calcite 240.7ft: SH, 15°, UL, T, B, II, with calcite 253.9,254.9,256.1,256.9,257.9ft: SH, 0-20°, UL-PL, T-PO, B, II, with calcite 262.8-263.0ft: J, 60°, VT, A, I, with calcite 273.2 Boring and coring terminated at 273.2 feet.}}

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