Geology Reference
In-Depth Information
Soils Testing Laboratory
Consolidated Undrained (CU)
Triaxial Compression Test
10
SR 1012
Sample No.
Project No.
Newell, N.C.
1
Location
Boring No.
20 ft
6/6/08
Depth
Date of Test
Brown clay
Description of Soil
John Doe
Tested by
1
[A] Specimen Data
(before consolidation) (Specimen no.
)
Type of test performed
consolidated undrained, with pore
pressure measurement
(1)
(2)
Type of specimen (check one)
□
Undisturbed
Remolded
2.50
(3)
Diameter of specimen, D
0
in.
4.91
in.
2
(4)
Initial area of specimen, A
0
6.10
(5)
Initial height of specimen, H
0
in.
1
5
2
2.44
(6)
Height-to-diameter ratio
c
i.e.,
2
d
1
3
29.95
in.
3
(7)
Volume of specimen, V
0
[i.e., (4)
(5)]
910.12
(8)
Mass of specimen
g
2
453.6
1
8
1,728
1
115.8
lb/ft
3
(9)
Wet unit weight of specimen
c
i.e.,
d
7
2
36.07
(10)
Water content of specimen
%
1-A
(a)
Can no.
525.21
(b)
Mass of wet soil can
g
398.40
(c)
Mass of dry soil can
g
46.83
(d)
Mass of can
g
126.81
(e)
Mass of water [i.e., (b) (c)]
g
351.57
(f)
Mass of dry soil [i.e., (c) (d)]
g
1
e
2
36.07
(g)
Water content
c
i.e.,
100
d
%
1
f
2
1
9
2
85.1
lb/ft
3
(11)
Dry unit weight of specimen
c
i.e.,
100
100
d
1
10
2
[B] Specimen Data
(after consolidation)
55.0
(1)
Chamber consolidation pressure
psi
(2)
Volume of water extruded from specimen during consolidation [i.e., volume of
water accrued in burette], V
12.8
cm
3
or
0.78
in.
3
29.17
in.
3
(3)
Volume of specimen after consolidation, V
c
[i.e., V
0
V]
Area of specimen after consolidation, A
c
[i.e., A
0
(V
c
/V
0
)
2/3
]
4.82
in.
2
(4)
Height of specimen after consolidation, H
c
[i.e., H
0
(V
c
/V
0
)
1/3
]
6.05
(5)
in.
361
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