A cube sandstone rock sample has a side of 62 mm. When it was subjected to point load test, it registered a rupture load of 10,00O N. Give estimate of the compressive strenath of the intact rock in

Structural Analysis
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Author:KASSIMALI, Aslam.
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Chapter2: Loads On Structures
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rock mechanicz
A cube sandstone rock sample
has a side of 62 mm. When it
was subjected to point load
test, it registered a rupture
load of 10,000 N. Give
estimate of the compressive
strength of the intact rock in
MPа.
14
12
10
06-
04
02
40
60
80
100
120
140
20
D tequivalent ) core diometer i mm)
Figure 4. size correction factor chart
62 MPa
68 MPa
74 MPa
80 MPa
Transcribed Image Text:A cube sandstone rock sample has a side of 62 mm. When it was subjected to point load test, it registered a rupture load of 10,000 N. Give estimate of the compressive strength of the intact rock in MPа. 14 12 10 06- 04 02 40 60 80 100 120 140 20 D tequivalent ) core diometer i mm) Figure 4. size correction factor chart 62 MPa 68 MPa 74 MPa 80 MPa
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