ML18221A158
Text
FI NISH SITE GRADE Cross Section A-A' SOUTH CAROLINA ELECTRIC & GAS CO.
VIRGIL C. SUMMER NUCLEAR STATION Figure 2.5-77
"*A DETAILED DESCRIPTION IS PROVIDED IN SECT ION 2.5.4.4. I ROCK PRO PERTY IND ICATOR (G EN E RALIZ ED)*
RELAT I VELY MASS IVE FRESH ROC K 2
RELATIVELY MODERATELY WEATHERED AND/OR MODERATELY JOINTED 3
RELATIVELY HIGHLY WEATHERED AND/OR HIGHLY JOINTED
~ MIGMATITE OF GNESSIC COMPOSITION r~i}3t~1 M IGMATITE OF GRANODIORITE COMPOSITION 1~:>"<:l CONTACT BRECCIA MIGMAT ITE LEGEND
-ROCK IDENTIFICATION-320 300 340 480 460
£T1 r
£T1 400
<l>
-f 0z 380 z
11
£T1
£T1
-f 360 420 440 LEGEND:
ZONE I 8 IT FILL ZONE ill FILL c:::::J FILL CONCRETE (1500 PSI CONCRETE)
NOTE:
THE SUB-SURFACE SECTIONS REPRESENT OUR EVALUATION OF THE MOST PROBABLE CONDITIONS, BASED UPON INTERPOLATION OF DATA OBTAINED DURING FIELD INVEST IGAT IONS AND CONSTRUCTION.
LOCATION OF SECTION IS SHOWN ON FIGURE 2.5-46 VERTICAL SCALE I" = 20' HORIZONTAL SCALE 1"=50' ORIGINAL GROUND SURFACE ROCK LOWEST GRADE IN UN IT BORING 3-18 GENERAL ROCK PROPERTY INDICATOR (SEE LEGEND)
"ELEVATIONS ARE REFERENCED TO MEAN SEA LEVEL DATUM."
ROCK IDENTIFICATION (SEE LEGEND)
BORING 2-2 A
320 420 300 340 460 480 440
....ww
~
400 Z
Z 0-....
380
<t>
W
.....J w
360 Amendment 0 August 1984