Download GTU (Gujarat Technological University) BE/BTech (Bachelor of Engineering / Bachelor of Technology) 2019 Winter 3rd Sem New 2130601 Surveying Previous Question Paper
Seat No.: ________ Enrolment No.___________
GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER ? III (New) EXAMINATION ? WINTER 2019
Subject Code: 2130601 Date: 28/11/2019
Subject Name: Surveying
Time: 02:30 PM TO 05:00 PM Total Marks: 70
Instructions:
1. Attempt all questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.
MARKS
Q.1 (a) Define the following terms: (i) Line of collimation, (ii) Departure, (iii)
Latitude
03
(b) Draw a neat sketch of Transit vernier Theodolite showing its
components.
04
(c) What is use of planimeter? When will you apply zero circle? How do
you find the zero circle?
07
Q.2 (a) Define: Area
Convert: (i) 1 Hectare = _____m
2
. (ii) 1Acres = ____ ft
2
.
03
(b) Discuss the method of achieving horizontal and vertical control in
setting out works.
04
(c) The following offsets were taken from a chain line to an irregular
boundary line at an interval of 5m.
1.20, 2.40, 3.60, 4.70, 3.10, 0.50, 1.00 m.
Compute the area by Simpson?s rule and Trapezoidal rule.
07
OR
(c) Find the capacity of a reservoir from the contour data given in below
table. The scale of plan is 1:4000. Compute with both the methods.
Contour Area (cm
2
) Contour Area (cm
2
)
260 400 248 205
258 367.5 246 177.5
256 327.5 244 147.5
254 310 242 115
252 277.5 240 0
250 243.75
07
Q.3 (a) Define: (i) Deflection angle, (ii) Vertex, (iii) Point of tangency 03
(b) Enlist types of curves. Describe the method of setting out a circular
curve by any method.
04
(c) How will you determine RL of an object when instrument axis of one
station nearer to the object is at higher level than the other instrument
station?
07
OR
Q.3 (a) Give following designation of a curve: (i) Tangent length, (ii) Length
of the long chord, (iii) Length of curve.
03
(b) What is the field procedure of the long chord method in setting a curve. 04
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Seat No.: ________ Enrolment No.___________
GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER ? III (New) EXAMINATION ? WINTER 2019
Subject Code: 2130601 Date: 28/11/2019
Subject Name: Surveying
Time: 02:30 PM TO 05:00 PM Total Marks: 70
Instructions:
1. Attempt all questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.
MARKS
Q.1 (a) Define the following terms: (i) Line of collimation, (ii) Departure, (iii)
Latitude
03
(b) Draw a neat sketch of Transit vernier Theodolite showing its
components.
04
(c) What is use of planimeter? When will you apply zero circle? How do
you find the zero circle?
07
Q.2 (a) Define: Area
Convert: (i) 1 Hectare = _____m
2
. (ii) 1Acres = ____ ft
2
.
03
(b) Discuss the method of achieving horizontal and vertical control in
setting out works.
04
(c) The following offsets were taken from a chain line to an irregular
boundary line at an interval of 5m.
1.20, 2.40, 3.60, 4.70, 3.10, 0.50, 1.00 m.
Compute the area by Simpson?s rule and Trapezoidal rule.
07
OR
(c) Find the capacity of a reservoir from the contour data given in below
table. The scale of plan is 1:4000. Compute with both the methods.
Contour Area (cm
2
) Contour Area (cm
2
)
260 400 248 205
258 367.5 246 177.5
256 327.5 244 147.5
254 310 242 115
252 277.5 240 0
250 243.75
07
Q.3 (a) Define: (i) Deflection angle, (ii) Vertex, (iii) Point of tangency 03
(b) Enlist types of curves. Describe the method of setting out a circular
curve by any method.
04
(c) How will you determine RL of an object when instrument axis of one
station nearer to the object is at higher level than the other instrument
station?
07
OR
Q.3 (a) Give following designation of a curve: (i) Tangent length, (ii) Length
of the long chord, (iii) Length of curve.
03
(b) What is the field procedure of the long chord method in setting a curve. 04
2
(c) Apply method of offset for a railway alignment of a circular nature
having radius of 800m and a deflection angle of 36?. Tabulate the
ordinates from the long chord at 20m interval.
07
Q.4 (a) Briefly give reasons of errors in plan table survey. 03
(b) Derive the following relationship: ? = 1718.9 x (C/R) minutes. 04
(c) An instrument was set up at a point 250m away from a high mast
tower. Angle of elevation to the top of tower was 30?, and to the
bottom was 3?. Calculate height of the Tower.
07
OR
Q.4 (a) Define Plane table surveying with its advantages and disadvantages. 03
(b) Explain the three-point problem and different methods of solving it. 04
(c) How will you perform direct leveling on steep ground? 07
Q.5 (a) What is closing error? How will you find it? 03
(b) What do you mean by Soundings in hydrographic survey? Where it is
required?
04
(c) Enlist methods of theodolite traversing and explain any one of them in
detail.
07
OR
Q.5 (a) What is least count? How will you find least count of an instrument? 03
(b) Why and how Gale?s Traverse table is widely used in traverse
computation?
04
(c) The following are the lengths and bearings of the lines of a closed
traverse. Find closing error and its direction.
Line Length (m) Bearing
AB 235.10 N21?40'W
BC 317.40 N82?22'E
CD 215.00 S13?00'E
DA 281.60 S79?40'W
07
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This post was last modified on 20 February 2020