BS 1377 Part 7 1990
Shearbox Test - consolidation - consolidation
Location
Job Ref:
BH No.
Soil Description
Sample No.
Depth
Test method
BS1377: Part 7:
1990
5/15/94
4/5
*
Date
Machine no.
Date started
Normal stress
Elapsed time
Gauge
Deformation
Clock time
h
min
s
tmin
/t
Reading
D
H
0
0
mm
(zero reading)
From graph
sqrt
t
100
=
t
100
=
min
tf = 12.7*
t
100
=
min
Estimated displacement at failure
=
mm/min
Calculated rate of displacement
=
mm/min
|At end of consolidation
e = eo -
D
H
(1+eo)
Ho
=
* Delete as appropriate
Operator
Checked
Approved
Form 7B