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Council for Technical Education and Vocational Training{{CTEVT}} Office of the Controller of Examinations
Sanothimi, Bhaktapur
Regular/ Back Exam-2079, Bhadra/Ashwin
Full Marks: 80
Pass Marks: 32
Program: Diploma in Electrical & Electronics / Electrical Engg.
Year/Part: II/I (2014)
Subject: Civil Construction and Survey
Time: 3 hrs.
Candidates are required to give their answers in their own words as far as practicable.The figures in the margin indicate full marks.
Group 'A' (Civil Construction)
Attempt any FOUR questions.
1. a. List some characteristics of good brick. [5]
b. Explain with neat sketches, the method of cable trench through floor and its construction details. {5}
2. a. What do you understand by bearing capacity of soil? Why is foundation necessary? [2+3]
b. Explain the types of foundation with neat sketch. {5}
3. a. Sketch the wall with opening show the position of sills, jambs and lintels. (5)
b. Define cement. What are the different types of cement used in construction practices? (1+4)
4. a. Explain the need of drainage around the buildings. (5)
b. Explain the basic requirement of load bearing structure. (5)
5. Write short notes on:
a. Comparison between Conservancy and Water Carriage System
b. Comparison between Stone and Brick Masonry
c. Flat and Pitched Roof
d. Concrete Mixes
Group 'B' (Surveying)
Attempt any FOUR questions.
6. a. Define surveying. Explain the major divisions of surveying. (1+4)
b. Explain the errors and accuracy in taping. (5)
7. a. What are the criteria for selection of overhead power supply line? [4]
b. The length of a survey line was measured with a 30 m tape and was found to be 1000 m. As a check, the length was again measured with another 20 m tape and was found to be 1010 m. On Comparing the 30 m tape with a test guage. It was found to be 0.1 m too long. Find the actual length of 20 tape. [6]
8. Convert the following QB to WCB and WCB to QB. (4)
i. N30°35'W
ii. S35°25'E
iii. 155°20'
iv. 306°25'
b. The following bearing were taken in running a closed compass traverse while surveying. [6]
I. State the stations which are affected by local attractions and by how much.
ii. Determine the correct bearing.
9. Write short notes on: (any FOUR) (2.5×4)
a. Measurement of Horizontal Angle Using Compass
b. Comparison of Prismatic Compass and Surveyor Compass
c. Temporary Adjustment of Level Machine
d. Magnetic Declination
e. Principles of Surveying
10. What do you mean by leveling? The following consecutive readings were taken with a level and 4 m levelling staff on a continuously sloping ground at common intervals of 30 m. [2+8]
0.855 (on A), 1.545, 2,335, 3.115, 3.285, 0.455, 1.38, 2.055, 3.455, 0.585, 1.015, 1.85, 2.755, 3.845 (on B)
The RL of A was 300.000 m. Make entries in a level book and apply usual checks. Determine the gradient of AB.
Good Luck!
