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Four Corner - Texas Water Development Board

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1<br />

LOG OF SOIL BORING<br />

Project Name: Richmond Treatment Plant<br />

Boring No.: 8-3 Date: July 17, 1992<br />

Depth of water encountered during drilling: none<br />

Groundwater at none<br />

after 1/2 hour<br />

ELEVATION<br />

SOIL SYMBOLS<br />

Project No. 92-160G<br />

Elevation: See text<br />

Depth to caving: none<br />

• • • •<br />

SHEAR STRENGTH. TSF<br />

SAMPLER SYMBOLS SOIL DESCRIPTION %-~~~s ~c~ o.3 o.s o.9 1.2 1.5 1.a 2.1 2.4 2.1<br />

DEPTH<br />

AND FIELD TEST DATA MOISTURE 0 CONTENT.% :<br />

Jl-----.1.--------f---------------+--+--lPLASTIC LIMIT '. ~{ LIQUID LIMIT:<br />

-<br />

Stiff to very stiff brown and gray CLAY<br />

w/ calcareous and ferrous nodules and<br />

roots<br />

10 2P 30 40 .li' 60 70 80 90 '<br />

-5<br />

-. ····· .....<br />

Very stiff brown and gray Sll TY CLAY<br />

w/ calcareous and ferrous nodules<br />

1- 10<br />

w/ silt partings at 7'<br />

w/ clay seams and roots at 9'<br />

90<br />

1- 15<br />

y<br />

y<br />

~<br />

I<br />

- . ·············· .. ···········•·<br />

Very stiff brown and gray slickensided<br />

CLAY w/ calcareous and ferrous nodules<br />

1-20<br />

lr<br />

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j,<br />

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1-35<br />

Shear Types:<br />

• =Hand Penet.<br />

• = Torvane • = Unconf. Comp. • = UU Tr1ax1al<br />

I<br />

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I,<br />

See Plate 1 for boring location. Plate 4<br />

HVJ ASSOCIATES, INC.

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