Surveying - 2 - Dec 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.
Solve any four of the following.
1 (a) Draw a neat sketch of simple circular curve & show all elements.(5 marks)
1 (b) Explain use of computer in surveying.(5 marks)
1 (c) Explain principle of EDM.(5 marks)
1 (d) Explain field method to determine the constant of a techeometer?(5 marks)
1 (e) Differentiate between land survey and construction survey?(5 marks)
2 (a) Describe the principle of techeometry and differentiate between fixed hair method and movable hair method of techeometry.(8 marks)
2 (b) A fixed hair techeometer fitted with an anallatic lens with instruments constant of 100, was used to determine the slope between point P&Q. The following reading were taken. If the staff was held vertically, compute the gradient from P & Q.
|Inst station||Staff station||Bearing||Reading of Stadia hair||Reading of axial hair||Vertical angle|
Write notes on
6 (a) Total station.(5 marks) 6 (b) GPS and Remote sensing.(5 marks) 6 (c) Subtense bar method.(5 marks) 6 (d) Use of laser in surveying.(5 marks)