Question Paper: Surveying 1 Question Paper - Dec 16 - Civil Engineering (Semester 3) - Mumbai University (MU)
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Surveying 1 - Dec 16

Civil Engineering (Semester 3)

Total marks: 80
Total time: 3 Hours
INSTRUCTIONS
(1) Question No. 1 is compulsory.
(2) Attempt any three questions out of remaining questions.
(3) Draw neat diagrams wherever necessary

Describe the following with neat sketches (any four):

(i) Principle of leveling.
(5 marks) 00

(ii) Characteristics of contours
(5 marks) 755

(iii) Clip screw
(5 marks) 00

(iv) Chain and cross staff surveying
(5 marks) 00

(v) Balancing of sights
(5 marks) 00

(vi) Repetition method
(5 marks) 1771

2(a) Write an exhaustive note on chain and tape corrections.
(8 marks) 762

2(b) In a chain and compass traversing following bearings are observed.

Line FB BB
PQ $S 43^0 15' W$ $N 44^0 15' W$
QR $N 73^0 00' W$ $S 72^0 15' W$
RS $N 12^0 45' W$ $S 13^0 15' W$
ST $N 60^0 00' W$ $S 59^0 15' W$
TP $S 37^0 30' W$ $S 37^0 30' W$

Compute: - (i) The included angles - (ii) The correct magnetic bearings - (iii) The true bearings if magnetic declination is $02^0 40'W$

(12 marks) 782

3(a) What is a planimeter? Explain its construction and working with suitable example?
(5 marks) 757

3(b) Explain the measurement of volume from spot levels.
(5 marks) 00

3(c) Calculate the area enclosed between the chain line, end offsets and irregular boundary line by the coordinate method.

CH (m) 0 5.5 12.7 25.5 40.5
O (m) 4.20 5.20 4.75 6.50 5.25

(5 marks) 759

4(a) Describe the permanent adjustments of a level?
(5 marks) 575

4(b) In running fly levels from a BM of RL 150.000m the following readings are obtained.

BS 1.315 2.035 1.980 2.625
FS 1.150 3.450 2.255 -

From the last position of the instument, five pegs at 20m interval are to be set out at an uniform gradient of +1 in 40. The first peg is to have RL of 247.245m. Work out the staff readings required for setting the tops of the pegs on the given gradient.

(5 marks) 1844

5(a) State and explain the various miscellaneous uses of a transit?
(5 marks) 00

5(b)

Line Length (m) W.C.B
PQ 67 $290^0 00'$
QR 81 $183^0 45'$
RS 42 $162^0 15'$
ST 38 $112^0 00'$
TP 116 $10^0 30'$

Balance the above theodolite traverse by Bowditch's rule.

(5 marks) 783

Q6) Write notes on: (Any four)

  • (a) Types of surveying

760

  • (b) Contour Gradient
  • (c) Methods in PTS

752

  • (d) Precise leveling

572

  • (e) GTT
(5 X 4 = 20 marks) 00
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