ML18003A549

Part 08 Enclosures (Rev. 1) - Part 8 - Enclosures - Geotechnical Exploration and Testing Data Report Appendix B.1 Geotechnical Logs Part 29 Pages B.1-254 Thru B.1-258

ML18003A549
Person / Time
Site:	Clinch River
Issue date:	12/15/2017
From:	James Shea Tennessee Valley Authority
To:	Office of New Reactors
Fetter A
References
TVACLINCHRIVERESP, TVACLINCHRIVERESP.SUBMISSION.4, CRN.P.PART08, CRN.P.PART08.1
Download: ML18003A549 (5)

Text

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a me BECHTEL NO.: 25847 AMEC PROJECT NO.: 6468-13-1072 SITE DESCRIPTION: Clinch River SMR Project, Roane County, Tennessee BORING NO.: MP-206 DRILL METHOD: Mud Rotary/Core COUNTY: GEOTECHNICAL BORING LOG Prepared By: MBL Date: 3/5/14 Roane, TN Checked By: JCM Date: 3/5/14 SHEET 1 OF 1 I GEOLOGIST: J. Howard DRILLER: A. Martin/D. Rhodes Boring Orientation DRILL MACHINE: CME-55 (C) Inclination: Vertical GROUND ELEV.: 811.8 ft (NAVD88) NORTHING: 570,964 US ft (NAD83) EASTING: 2,448,026 US ft (NAD83) Azimuth: NA TOTAL DEPTH: 176.4 ft I SAMPLE METHODS: ASTM D 1586-11; 2488-09a; 2113-08; 6032-08 I ROD TYPE: AWJ I HAMMER (I D): 140-lb Auto (163745) DATE STARTED: 6/24/13 I COMPLETED: 7/5/13 I HOLE DIA.: 4" ELEV. (ft) 811.8 ts"l"l.ts 808.5 805.9 803.3 800.7 798.3 DEPTH BLOW COUNT BLOWS PER FOOT (ft) 0.5ft 0.5ft 0.5ft 0 20 40 60 Ground Surface u.u 7 19 36 s 3.3 46 4/0.1 5.9 33 50/0.4 8.5 50/0.2 11.1 50/0.3 13.5 50/0.3 Clinch River Data Report Rev. 4 CRP-1112.16 Page B.1-258 of 706 I CASING DEPTH: 18.1 ft I CORE SIZE:HQ3 I BITS USED: 4" Roller Cone SAMP. L 80 100 0 SOIL DESCRIPTION AND REMARKS NO. G 811.8 0.0 SS-1 FILL: Gravelly SILT (ML), reddish brown (2.5YR 7/4), hard, dry, non-plastic fines, little fine to coarse angular gravel, few f::-_ fine to coarse sand, strong HCI reaction ~~----------------------2& RESIDUAL SOIL: SILT (ML), reddish brown (2.5YR 4/3), SS-2 . 50/0, hard, dry to moist, non-plastic fines, few fine to coarse sand, ~ 0 trace fine gravel, relict rock fabric, strong HCI reaction ~ ~ ~ WEATHERED ROCK: CALCAREOUS SILTSTONE, SS-3 ~ sampled as SILT (ML), dark reddish brown (2.5YR 3/3), . 5010.4

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hard, dry, low plasticity fines, few fine sand, trace to few fine ~ ~03 _8 gravel sized rock fragments, strong HCI reaction 8_0 ~ F---WEATHERED-ROCK -CALCAREOUS-siLTSTONE-, -*= 5QI0,2 SS-4 ~ sampled as SILTY SAND (SM), dark reddish brown (2.5YR ~ 3/3), very dense, dry to moist, fine to medium sand, little ~ non-plastic fines, trace coarse angular gravel sized rock 50/0.3 SS-5 ~ fragments, strong HCI reaction ~ r- ~ 798.0 13.8 SS-6 Soil drilling halted. Log continues on geotechnical coring log ~ Observed water levels: 1-28.3 ft bgs, AM 6/25/13 28.8 ft bgs, AM 6/26/13 42.0 ft bgs, AM 6/27113 37.6 ft bgs, AM 7/2/13 28.2 ft bgs, AM 7/5/13 1-r- 1-1- r-r-}}