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DATA

NAME GROUP

CHECKED BY DATE

BULK AND DRY DENSITY

Mass of CBR mould (M1) g

Mass of CBR mould + Mass of g
compacted specimen (M2)

Mass of compacted specimen (M3 = M2 – M1) g

Volume of mould (V) m3

Bulk density, ρb = M3/V g/m 3

Dry density, ρd = 100 ρb / (100 + W) g/m 3

DATA

NAME GROUP

CHECKED BY DATE

WATER CONTENT

Mass of container(M1) g

Massofcontainer+Massofwetsoilsample g
(M2)

Massofcontainer+Massofdrysoilsample(M3) g

Mass of moisture (M4 = M2 – M3) g

Mass of dry soil sample (M5 = M3 – M1) g

Moisture content, W = 100 x (M4 / M5) %

Higway Engineering Laboratory page 64