Surveying - 2 - May 2014
Civil Engineering (Semester 4)
TOTAL MARKS: 80
TOTAL TIME: 3 HOURS (1) Question 1 is compulsory.
(2) Attempt any three from the remaining questions.
(3) Assume data if required.
(4) Figures to the right indicate full marks.
Attempt any two questions.
1 (a) Explain in detail the tacheometric radial contouring project?(10 marks)
1 (b) Describe the procedure of setting out a bridge.(10 marks)
1 (c) Write an exhaustive note on block contouring project?(10 marks)
2 (a) A tacheometer is set up at an intermediate point on a straight line PQ and the following readings were marked on a vertically held staff.
|Inst stn||Staff stn||Vertical Angle||Staff Intercept(m)||Central hair Reading (m)||Reamarks|
Compute: i) The horizontal distance PQ?
ii) The Rls of P and Q if the RL of instrument station '0' is 100.000 m and the ht. Of instruments is 1.410m?(10 marks) 2 (b) Explain the methods of determining techeometic constants?(10 marks) 3 (a) Describe the liner methods of setting out a simple circular curve?(10 marks) 3 (b) Two tangents intersect at chainage 1230m, the deflection angle being 30°. Calculate all the data necessary for setting out a simple out a simple circular curve of 330m radius by Rankine's method? Take P.I.=30m.(10 marks) 4 (a) Differentiate between the composite curve and compound curve with sketches?(10 marks) 4 (b) Explain the procedure of setting out a vertical curve by chord gradient method.(10 marks) 5 (a) What is total station? State the various uses of the same?(10 marks) 5 (b) Write explanatory note on EDM. State its working principle and corrections to the distances measured by EDM.(10 marks)
Write notes on (any four)
6 (a) Principle of techeometry.(5 marks) 6 (b) Setting out a culvert.(5 marks) 6 (c) Reverse curve.(5 marks) 6 (d) GPS.(5 marks) 6 (e) GIS.(5 marks)