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 from Q.1(a,b)& Q.2(a,b)
1(a) Explain the procedure of orienting the plane table back sighting with sketch.
6 M
1(b) Following readings were observed during testing of a dumpy level:
Instruments 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 instrumentsin adjustment?
b) What should be the R.L. of B, if R.L. of A is = 450.00m?
c) What is the colimation error in the second set?
6 M

2(a) Correct the bearings of closed traverse PQRSP for a local attraction 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 due to refraction.
6 M

Solve any one question from Q.3(a,b)& Q.4(a,b)
3(a) Determine the missing data for the following table of a closed traverse ABCDA.
Length (m) 230.5 250.2 ....... .......
Bearing N36°  45'E S82°  E' S10° 15E' N82° 43'W
6 M
3(b) Explain with sketch the fixed hair method of tacheometry, when line of sight is inclined downword (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 instrument were 100 and 0.
Station 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 distance from P to Q and the reduced level station Q.
7 M

Solve any one question from Q.5(a,b) 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 offset from tangent" method.
7 M
5(b) Write a note on necessity and types of transition curves.
6 M

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

Solve any one question from Q.7(a,b) Q.8(a,b)
7(a) Write a short note on GLONASS (Global Navigation and Surveying 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 of Space Based Positioning System (SBPS).
7 M
8(b) Write a short note on survey for drainage line work.
6 M

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