1.

A soil specimen has a void ratio of 0.6, moisture content of 10%, and G = 2.67. Determine the moist unit weight.

1. 13.4 kN/m ³

2. 15.6 kN/m ³

3. 18 kN/m ³

4. 20.1 kN/m ³

2.

Calculate the seepage loss through the 0.5 m thick sandy silt layer below the earth dam shown (m ³/hr/m). Given: coefficient of permeability, k = 3.66 cm/hr.

1. 0.0023

2. 0.0037

3. 0.0051

4. 0.0093

3.

A normally consolidated clay layer having a thickness of 3 m is shown. A laboratory consolidation test on the same clay gave the following results:

The settlement of the clay layer due to a surcharge ? p = 50 kN/m ² is closest to:

1. 0.14 m

2. 0.25 m

3. 0.56 m

4. 0.75 m

4.

A silty clay layer of 6 m thickness is shown. It has a drained friction angle of 21 and a cohesion of 20 kN/m ². What would be the drained shear strength at A (in kN/m ²)?

1. 30

2. 45

3. 60

4. 75

5.

For a granular soil, the dry unit weight in the field is 16.35 kN/m ³. The maximum and minimum dry unit weights of the same soil as determined in the laboratory are 17.6 kN/m ³ and 14.46 kN/m ³, respectively. Given G = 2,66, the relative density of compaction in the field is closest to:

1. 0.48

2. 0.53

3. 0.65

4. 0.76

6.

For a clayey soil, given:

Plasticity index = 18

Plastic...