ML070670323
| ML070670323 | |
| Person / Time | |
|---|---|
| Site: | Summer, Bellefonte, 05200006, PROJ0740  |
| Issue date: | 03/01/2007 |
| From: | South Carolina Electric & Gas Co |
| To: | Office of New Reactors |
| References | |
| +reviewedjms3, AP1000 | |
| Download: ML070670323 (13) | |
Text
Virgil C. Summer Nuclear Station Units 2 & 3 (Westinghouse AP1000)
LEE VOGTLE SUMMER
Aerial Photo
- Shortcut to 8991G-OVERVIEW-D-8x11.jpg N
VCSNS UNITS 2&3 MONTICELLO RESERVOIR VCSNS UNIT 1 PARR RESERVOIR (BROAD RIVER)
PARR FAIRFIELD PUMPED STORAGE FACILITY NEW NUCLEAR DEPLOYMENT OFFICE PARR SHOALS DAM
Geotechnical Boring Layout
Geotechnical Boring Layout
Geotechnical Investigation Summary 8
Suspension Velocity Logging 4
Test Pits 36 Cone Penetrometer Tests 31 Observation Wells 111 Soil & Rock Borings
Existing Subsurface Profile (Typical) 20 - 40 Saprolite - Completely Weathered Rock Degraded to a Soil Consistency; Soil retains relict rock structure 45 - 65 Competent Rock 40 - 45 Partially Weathered Rock -
Transition Zone from Residual Soil /
Saprolite to Rock 0 - 20 Residual Soils - Reddish Soils, Typically Sandy Silts (ML) and Silty Sands (SM) with Variable Clay Content
Sound Rock Surface View B-201(DH)
B-202 B-203 B-204 B-205 B-206(DH)
B-207(DH)
B-208A B-209 B-210 B-211(DH)
B-212A B-213 B-214 B-215 B-216 B-217 B-218 B-219 B-220 B-221A B-222 B-223 B-224 B-225 B-226 B-228 B-229 B-230 B-231 B-232 B-233 B-235 B-236A B-301(DH)
B-301A B-302 B-303 B-304 B-305 B-306(DH)
B-307(DH)
B-308 B-309 B-310 B-311(DH)
B-312 B-313 B-314 B-315 B-316 B-317 B-318 B-319 B-320 B-321 B-322 B-323 B-324 B-325 B-326 B-328 B-329 B-330 B-331 B-332 B-333 B 334 B-335 B-336 Northing Easting N
N 380 360 340 320 Northing Easting 3-D View of Sound Rock Surface 295 300 305 310 315 320 325 330 335 340 345 350 355 360 365 370 375 380 SCEG COL Project Unit 3 Unit 2 Unit 2 Unit 3 Elevation (ft)
Elevation (ft)
Note: All coordinates are in South Carolina State Plane NAD83 and elevations use NAVD 88.
1903000 1902400 1903000 1902400 892000 893000 892000 893000
Rock Shear Wave Velocity Unit 3 Power Block 0
50 100 150 200 250 300 350 400 450 0
2000 4000 6000 8000 10000 12000 14000 Shear Wave Velocity (ft/sec)
Elevation (ft)
B-301 B-306 B-307 B-311
Rock Shear Wave Velocity Unit 2 Power Block 0
50 100 150 200 250 300 350 400 450 0
2000 4000 6000 8000 10000 12000 14000 Shear Wave Velocity (ft/sec)
Elevation (ft)
B-201 B-206 B-207 B-211
Average Rock Shear Wave Velocity Unit 2 V.C. Summer Proposed Unit 2 50 100 150 200 250 300 350 400 450 0
2000 4000 6000 8000 10000 12000 14000 Shear Wave Velocity (ft/sec)
Elevation (ft)
Unit 2 Boreholes Mean + 1 Sigma 5-foot Average Mean - 1 Sigma 9,200 ft/s SSE Horizon
Borings B-201 and B-206
Construction / Backfill Plans
- Establish Plant Grade at Elevation ~ 400
- Excavate Power Block to Competent Rock at Elevation ~ 360
- Nuclear Island: Place Fill Concrete Leveling Mat
- Other Structures: Install Engineered Backfill to Structure Foundation Level