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# Soil and Foundation Engineering 5th Sem/Civil/Dec 2015 Diploma Paper

## Soil & Foundation Engineering 5th Semester /Civil/DEC 2015 Diploma Paper

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### Section a Soil and Foundation Engineering 5th Sem /Civil/DEC 2015 Diploma Paper

Soils are formed by weathering of ________________ Void ratio of course grained soil is ________Than fine grained soils. The degree of plasticity sand is ________________ The effect of pore water pressure is _____________ the volume of the soil mass.  For purely cohesive soils, the angle of shearing resistance is _______________ During compaction the voids of a soil mass ________________ The ratio of volume of water in a given soil mass to the volume of the void is called _____________ Plasticity index is the difference between the liquid limit and ______________ Darcy’s law is valid for ____________ Flow. The upward movement of soil is termed as __________________ The Cohesion less soil has less bearing capacity then cohesive soils.T/F Sand drains are infect weak piles used to stabilize soil.T/F Raft footing is a deep foundation.T/F The phenomena of boiling occur generally in sand deposits.T/F Sheep foot rollers are recommended for compacting cohesion less soil.T/F

### Section B :Soil and Foundation Engineering 5th Semester /Civil/2517/DEC’15 Diploma Paper

Draw and define phase diagram for the soil. When it becomes two phase system from three phase system.

#### When it becomes two phase system from three phase system.

Define atterbergs limits (L.L,P.L etc.). Explain their use & practical significance.

#### Atterbergs limits (L.L,P.L etc.) and its use & practical significance.

Define permeability. Give its concept.

#### Permeability and its concept.

Explain maximum dry density and optimum water content.

#### Maximum dry density and optimum water content.

Write a short note with sketch on well foundation.

#### Short note with sketch on well foundation.

Define soil exploration. State its purpose.

#### Soil exploration and its purpose.

Give the concept of shallow and deep foundation.

#### Concept of shallow and deep foundation.

Explain the concept of effective stress.

## Soil and Foundation Engineering 5th Semester /Civil/2517/ Dec 2015 Diploma PSBTE Paper

### Section c :-Soil and Foundation Engineering 5th Semester /Civil/dec 2015 Diploma Paper

Explain the factors which effect permeability of soils.

#### Factors which effect permeability of soils.

What are the various factors effecting compaction?

#### Various factors effecting compaction

What are the various factor effecting bearing capacity of soil?

#### Factor effecting bearing capacity of soil

Describe the various methods of compacting soils.

#### Various methods of compacting soils.

Explain the methods of improving bearing capacity of soil.