Four Corner - Texas Water Development Board

LOG OF SOIL BORING
Project Name: Richmond Treatment Plant
Boring No.: 8-5 Date: July 15, 1992
Depth of water encountered during drilling: none
Groundwater at none after 1 /2 hour
Project No. 92-160G
Elevation: See text
Depth to caving: none
1-5
1- 10
. . .. "
SOIL SYMBOLS
SHEAR STRENGTH, TSF
ELEVATION
SAMPLER SYMBOLS
SOIL DESCRIPTION
·200 DO
DEPTH
%PASS PCF
0.3 0.6 0.9 1.2 1.5 1.8 2.1 2.4 2. 7
AND FIELD TEST DATA
MOISTURE 0 CONTENT. 'l6
lf-----..l...---------+---------------+--+--1 PLASTIC LIMIT
, LIQUID LIMI-
-. ···················· ·························
Very stiff gray CLAY w/ roots
w/ calcareous and ferrous nodules below
2'
slickensided at 3'
- ·v~~v ~iii ·t~· ·h~~d .br~~n sii.:T\i cU..v wt
calcareous and ferrous nodules
-. ······· ····· ·········· ........ ....... ·····
Very stiff brown slickensided CLAY w/
calcareous and ferrous nodules
123
10 2Q 30 40 50 60 70 80 90
1\
p •
I
I
\
¢ ~-r~-t--t1~
s.::
......
'-_
6 H--+-+--t---+-1
1-25
l-30
1-35
Shear Types: • =Hand Penet. • =Torvane • = Unconf. Camp. " = UU Tnax1al
See Plate 1 for boring location. Plate 6
HVJ ASSOCIATES, INC.