Surveying-I B.Tech Question Paper : vardhaman.org

College : Vardhaman College Of Engineering
Degree : B.Tech
Department : Civil Engineering
Semester : III
Subject : Surveying-I
Document type : Question Paper
Website : vardhaman.org

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Vardhaman Surveying-I Question Paper

(AUTONOMOUS)
B. Tech III Semester Regular Examinations,
(Regulations : VCE-R11)
(Civil Engineering)
Date : 2 December, 2013
Time : 3 Hours
Max. Marks : 75

Related : Vardhaman College Of Engineering Mathematics For Aerospace Engineers B.Tech Question Paper : www.pdfquestion.in/6302.html

Answer ONE question from each Unit
All Questions Carry Equal Marks
All parts of the question must be answered in one place only

December – 2013

Unit –I :

1. a) Explain the principle of surveying with the help of sketches. 8M
b) A line was measured by 20 m chain which was accurate before starting day’s work. After chaining 900 m the chain was found to be 6 cm too long. After chaining total distance of 1575 m the chain was found to be 14 cms too long. Find the true distance of the line. 7M

2. a) What do you understand by indirect ranging? Explain the method in detail. 7M
b) A rectangular plot of land measures 2 cm X 3 cm on a village map drawn to a scale of 100 m to 1 cm. Calculate its true area on land. If the plot is redrawn on a topo sheet to scale of 1000 m to 1 cm, what will be its area on the topo sheet. 8M

Unit – II :
3. a) Enumerate the differences between Surveyor’s Compass and Prismatic Compass. 10M
b) The fore bearing of the lines AB, BC, CD, and DE are 45°30?, 120°15?, 200°30?, and 280°45? respectively. Find the included angles of B, C and D. 5M
4. a) Explain briefly the permanent adjustments of a Prismatic Compass. 7M
b) Explain Quadrant Bearing. Convert: (i) 45°30? (ii) 110°70? (iii) 220°30? (iv) 300°72? into QB system. 8M

Unit –3 :
5. a) With a neat sketch, explain fly leveling. Explain it briefly. 9M
b) Two points A and B are 1530 meter apart. The following Reciprocal levels were taken with one level.
Level at Readings on A Readings on B :
A  2.165 3.810
B  0.910 2.355
Calculate the true level difference between A and B. 6M

6. a) Explain the following methods of locating Contours in detail:
i. Squares method
ii. Cross sectioning method 8 M
b) What are the uses of Contours? Explain the characteristics of Contours. 7 M

Unit – IV :
7. a) Derive an expression to compute the area by Trapezoidal rule 5M
b) The following offsets are taken from a chain line to a fence. Calculate the area enclosed by the chain line, fence and end offsets by Trapezoidal rule
Dist in m 0 20 40 60 80 100 120 140 160
Offsets in m 12.4 12 11.88.6 10.9 11.4 17.6 11.6 15.9 10M

8. a) Derive an expression to compute the area by Simpson’s rule 5M
b) A railway embankment is 12 m wide. The ground is level in the traverse direction along the centre line. The side slope is 1H:1.5V. The central heights are 3.7m, 2.6m, 4m, 2.8m, 3m and 2.2m at 20 m intervals. Calculate the volume by Prismoidal formula. 10M

Unit –5 :
9. a) With a neat sketch, explain in detail, the steps to measure the horizontal angle by Repetition method using a Theodolite. 10M
b) An instrument was set up at a Station P and the angle of elevation to a 4 meter vane above the foot of the staff held at Station Q was 09°30?. Taking the horizontal distance between PQ to be 2000 meter, estimate the RL of Q if the RL of the instrument axis is 2650.38 meter. 5M

10. a) Briefly explain the permanent adjustments of a Theodolite. 6M
b) With a neat Sketch, explain Theodolite with its parts.9M

June 2014

(Regulations: VCE-R11
SURVEYING-I : (Civil Engineering)
Date: 15 June, 2014 FN
Time: 3 hours
Max Marks: 75
Answer ONE question from each Unit
All Questions Carry Equal Marks
All parts of the question must be answered in one place only

Unit – I :
1. a) Define Surveying. Also explain in detail what are the uses of Surveying? 8 M
b) Explain :
i. Plane Surveying
ii. Geodetic Surveying 7M

2 a) List the advantages and disadvantages of plane table survey over the other surveys. 8M
b) The distance between two stations was 1200 meter when measured with a 20 meter Chain. The same distance when measured with a 30 meter Chain was 1195 meter. If the 20 meter Chain was 50 mm too long compute the error of the 30 meter Chain. 7M

Unit – II :
3. a) Define:
i. True Meridian
ii. Magnetic Meridian
iii. Arbitrary Meridian 6M

b) The following bearings were observed with a compass. Calculate the interior angles.
Line Fore bearing
AB 74°
BC 115°
CD 235°
DE 315°
EA 4° 30’ 9M
4. a) What are the temporary adjustments of a Prismatic Compass? 9M
b) The magnetic bearing of a line is S30°15?´ W. Find its true bearing if the declina??on is S10°15´?E. 6M

Unit – III :
5. a) Define:
i. line of collimation
ii. Back sight
iii. Fore sight,
iv. Bench mark
v. Reduced level 5M

b) Two points A and B are 1530 meter apart. The following Reciprocal levels were taken with one level.
Level at Readings on A Readings on B :
A 2.165 3.810
B 0.910 2.355
Calculate the true level difference between A and B. 10M

6. a) Define Contour? 3M
b) What are the characteristics of Contours? 12M

Unit – IV :
7. A railway embankment 10 meter wide with side slopes 1.5H: 1V is to be laid on a fairly level ground. Calculate the volume contained in a length of 120 meter with the center heights at each 20 meter interval being 2.20, 3.70, 3.80, 4.00, 3.80, 2.80 and 2.50 meter respectively. 15M
8. The areas within the contour line at the site and the Reservoir face of a proposed Dam face are as follows:
Contour (RL) 101 102 103 104 105 106
Area (Sq.m) 100 1280 9520 14760 87250 135000
Assuming the Contour interval to be 1 meter, estimate the Reservoir Capacity. 15M

Unit – V :
9. a) Explain the measurement of horizontal angle by repetition method using theodolite 7M
b) Explain the Temporary adjustments of theodolite. 8M
10. a) Define the terms:
i. Face left and face right observations
ii. Swinging the telescope
iii. Transiting the telescope 9M
b) How will you measure the vertical angle using the theodolite? 6M