No. ofPrinted Pages: 4 IBCE-025I
DIPLOMA IN MECHANICAL ENGINEERING

Term-End Examination
December, 2015

BCE-025 ELEMENTARY CIVIL ENGINEERING
Time: 2 hours Maximum Marks: 70
Note: Question no. 1 is compulsory. Attempt any four more questions out of questions no. 2 to 7. All questions carry equal marks. Explain your answers with the help of neat sketches.

1. Choose the correct alternative:

The shear strength of a soil

is directly proportional to the angle of internal friction of the soil

is inversely proportional to the angle of internal friction of the soil

decreases with the increase in normal stress

decreases with the decrease in normal stress

Cohesive soil are

good for backfill because of low lateral pressure

good for backfill because of high shear strength

poor for backfill because of large lateral pressure

None of the above

Crushing strength of a good building stone should be more than

50MPa

100 MPa

150MPa

200MPa

The type of bond provided in brick masonry for carrying heavy loads is

Single flemish bond

Double flemish bond

English bond

Zigzag bond

Tensile strength of concrete is measured by

direct tension test in the universal testing machine

applying compressive load along the diameter of the cylinder

applying third point loading on a prism

applying tensile load along the diameter of the cylinder

Which one of the following types of steel is used in the manufacturing of rails

Mild steel

Manganese steel

Cast steel

Bessemer steel

The suitable door for the entrance in an air-conditioned building is a

revolving door

louvered door

collapsible door

swinging door

2. Describe the importance of quantity surveying in any construction project.

Describe in detail shallow foundation and deep foundation.

3. Explain the methods of damp proof treatment.

Draw the process diagram of concrete. Explain batching of concrete.

4. What do you mean by brick masonry Explain the safe permissible loads on brick masonry.

Explain different types of trusses with the help of neat sketches.

5. Discuss various factors on which strength and durability of concrete depend.

Discuss the points considered for deciding the location of windows in a room.

6. Discuss the common materials used for flooring. Explain timber flooring.

Explain in detail the layouts of an airport with a neat sketch.

7. Write short notes on any four of the following:

Importance of road drainage

English bond and Flemish bond

Butt and Fillet welding

Fan light and Sky light

Segregation and Bleeding