Here you will get Bihar engineering university(beu) previous year question solution of foundation engineering.

## 1(a). **what is the purpose of a soil investigation programme? explain the different stage of the investigation.**

## 1.(B) Explain inside clearance, outside clearance and area ratio.

## 2(a). What is the N value of SPT? Explain the corrections to be applied to the observed value of N.

## A square test plate of 30 cm, settles 15 mm under a load of 4 kN in a sandy soil. By how much will a footing of 2 m * 2 m subjected to a load of 200 kN settle?

## 3. state the assumptions of Terzaghi’s bearing capacity analysis.

## 4(A).How are piles classified on the basis of function and material?

**BEU pyqs solution civil engineering**

### 4(B). A group of 16 piles of 50 cm in diameter is arranged with a center to center spacing of 1.2m. the piles are 10m long and are embedded in soft clay with cohesion 30 kN/m2. Bearing resistance may be neglected for the piles. Adhesion factor is 0.6. Determine the ultimate bearing capacity of the pile group.

### 5. Desribe the various components of a pneumatic caisson with a neat sketch. Enumerate the advantage and diandvantages of pneumatic caisson.

6(A) Define the following terms: 1. frequency ratio 2. Resonant frequency 3. Damping effect.

### 6(B). Determine the natural frequency of a machine foundation which has a base area of 2.5 m * 2.5 m and a weight of 160 kN including the weight of the machine. Take the value of the coefficient of elastic uniform compression as 4.5 * 104 kN/m3.

### 7(a). DISCUSS THE VARIOUS MEASURES WHICH ARE ADOPTED WHILE PLANNING THE CONSTRUCTION OF STRUCTURES OF COLLAPSIBLE SOIL FILLS.

### write a short note on foundation on sanitary landfill sites.

### 8. What is the significance of permissible settlement? State the permissible settlement of isolated and raft foundation in clayey and sandy soils.

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