SPPU Civil Engineering (Semester 3)
December 2016
Total marks: --
Total time: --
(1) Assume appropriate data and state your reasons
(2) Marks are given to the right of every question
(3) Draw neat diagrams wherever necessary

Solve any one question fromQ.1(a,b) and Q.2(a,b)
1(a) Explain the procedure of orienting the plane table by back sighting with sketch.
6 M
1(b) Folllowing readings were observed during testing of a dumpy level:
Instrument at Staff  Readings on Remark
  A B  
A 1.725 2.245 Distance  between  A & B  is 200 m
B 2.145 3.045

a) Is the insrtument in adjustement?
b) What should the R.L. of B, if R.L. of A is 450.000m?
c) What is the collimation error in the second set?
6 M

2(a) Correct the bearings of a closed traverse PQRSP for a local atttraction if any.
F.B. 134° 30' 120° 00' 174° 30' 276° 30'
B.B. 314° 30' 299° 20' 356° 40' 95° 00'
6 M
2(b) Explain with sketch the error occured due to curvature and error dur to refraction.
6 M

Solve any one question fromQ3(a,b) and Q.4(a,b)
3(a) Determine the missing data for the following table of closed traverse ABCDA.
Length(m)  230.5 250.2  ........ .......
Bearing N36° 45'E S82° 48'E S10° 15'E N82° 43'W
6 M
3(b) Expalin with sketch the fixed hair method of tacheometry, when line of sight is inclined downward ( depression) and staff is vertical.
6 M

4(a) Define the terms:
Trunion axis, Transiting, Telescope normal, Latitude, Face right.
5 M
4(b) A tacheometer was set up at a station P and following readings were obtained on a vertically held staff. The constants of the insturment were 100 and 0.
Staion Staff  station  Vertical  angle Hair readings ( in mtrs) Remarks
 P B.M. -6°12'  0.963, 1.515, 2.067 R.L. of B.M. is = 460.650 mtrs.
 P Q +7° 5'  0.819, 1.341, 1.863

Find the horiziontal diastance from P to Q and the reduced level of station Q.
7 M

Solve any one question fromQ5(a,b) and Q.6(a,b)
5(a) Two roads AB & BC meets at B with deflection angle 52° 30' at a chainage of 1280m. Calculate the necessary data for setting out a curve with radius of 150m by "radial offeset from tangent" method.
7 M
5(b) Wriet a note on necessity and types of transition curves.
6 M

6(a) Classify curves in different types. Draw a sketch for simple circular curves showing all its elements and derive the formula for tangent length and curve length.
6 M
6(b) Two tangent AB and BC meets at B with deflection angle 50° 30' at a change of 1280m. Calculate e the necessary data for setting out a curve with radiius of 150 m by One theodolite method take peg interval of 20m.
7 M

Solve any one question fromQ.7(a,b) and Q.8(a,b)
7(a) Write a short note on GLONASS (Global Navigation and Surveing System).
6 M
7(b) Write a note on setting out a building.
7 M

8(a) Enlist the limitations of the prevalent survey techniques and so give advantages od Space Based Positioning System (SBPS).
7 M
8(b) Write a short note on survey for drainge line work.
6 M

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