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Surveying Question Paper - Dec 17 - Civil Engineering (Semester 3) - Pune University (PU)
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Surveying - Dec 17
Civil Engineering (Semester 3)
Total marks: 50
Total time: 2 Hours
INSTRUCTIONS
(1) Question 1 is compulsory.
(2) Attempt any three from the remaining questions.
(3) Draw neat diagrams wherever necessary.
1.a.
Explain the following with neat sketches :
(1) Quadrantal bearing
(2) Orientation by back sighting
(6 marks)
00
1.b.
The following records refers to an operation involving reciprocal
leveling :
(6 marks)
00
Find:-(1) The true reduced level of B.
(2) The combined correction for curvature and refraction.
(3) The collimation error.
(4) Whether the line of collimation is inclined upward
or downward
Or
2.a.
The following fore and back bearings were observed in traversing
with a compass in place where Local Attraction was suspected.
Find the corrected FB and BB of lines. Also calculate included
angles.
(6 marks)
00
2.b.
Explain the following with neat sketches :
(1) Longitudinal Levelling
(2) Axis of Level Tube
(3) Contour Interval
(6 marks)
00
3.a.
Explain the following technical terms :
(1) Face Left
(2) Swinging Right
(3) Departure
(6 marks)
00
3.b.
The following observations were made on vartically held staff
with a Tachometer fitted with an anallactic lens. Find the level
difference between P and Q.
(6 marks)
00
Or
4.a.
Explain the following technical terms with sketch if
necessary :
(1) Tacheometry
(2) Stadia diaphragm
(3) Additive constant
(6 marks)
00
4.b.
The following are the length and bearings of the sides of a
traverse ABCD. Compute the length and bearing of the line
DA.
(6 marks)
00
5.a.
Define Curve. Explain various elements of curves
(7 marks)
00
5.b.
Two straights AB and BC intersect at a chainage of 2550 m.
The angle of intersection is 120º. It is required to set out a
5º simple circular curve to connect the straights. Calculate all
data necessary to set out the curve by the method of offsets
from the chord produced with an interval of 30 m.
(6 marks)
00
Or
6.a.
Classify the different types of curves. Explain the method of
setting curve by offset from chord produced.
(7 marks)
00
6.b.
Two straights AB and BC intersect at a chainage of 2550 m.
The angle of deflection is 50º. It is required to set out a
5º simple circular curve to connect the straights. Calculate all
data necessary to set out the curve by the method of offsets
from the chord produced with an interval of 30 M.
(6 marks)
00
7.a.
Explain with sketch the significance of horizontal and vertical
control in building construction.
(7 marks)
00
7.b.
Write a short note on GAGAN with any four points and a
sketch.
(6 marks)
00
Or
8.a.
Describe the procedure of setting out drainage line with sketch.
(7 marks)
00
8.b
Explain the salient features of GLONASS.
(6 marks)
00
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