Force measuring device no. |
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Unsoaked/soaked* |
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Mean calibration |
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N/div |
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Penetration |
Force gauge |
Force on |
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Penetration |
Force gauge |
Force on |
of
plunger |
reading
div |
plunger
kN |
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of plunger |
reading
div |
plunger
kN |
0.00mm |
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4.00 |
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0.25 |
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4.25 |
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0.50 |
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4.50 |
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0.75 |
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4.75 |
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1.00 |
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5.00 |
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1.25 |
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5.25 |
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1.50 |
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5.50 |
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1.75 |
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5.75 |
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2.00 |
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6.00 |
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2.25 |
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6.25 |
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2.50 |
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6.50 |
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2.75 |
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6.75 |
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3.00 |
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7.00 |
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3.25 |
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7.25 |
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3.50 |
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7.50 |
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3.75 |
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7.75 |
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*Delete as appropriate |
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Moisture content after test |
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Container No. |
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Mass of wet soil+container (m2) |
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g |
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Mass of dry soil+container (m3) |
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g |
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Mass of container (m1) |
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g |
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Mass of moisture (m2-m1) |
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g |
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Mass of dry soil (m3-m1) |
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g |
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Moisture content
w=((m1-m3)/(m3-m1))x100 |
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% |
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Average moisture content |
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% |
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CBR value at penetration of: |
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2.5 mm |
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5.0
mm |
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Top |
% |
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% |
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Bottom |
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Accepted CBR |
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% |
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