RTU 2016 Question Paper Semester IV Civil Engineering Surveying I

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!t TotalNo of pages:[.
r{ 4E4t14
F{ B.Tech. IV-Sem (Main & Back)
<. Exam; June-July 2016
EI Civil Engineering
$ 4CE4A Surveying-tr

Maximum Marks: E0
Min. Passing Marks (Main & Back):
26
Min. Passing Marks (OId Back):
Instructions to Cqndidates : _ 24

Attempt any five questi.ons, serecting
one question from each unit. A,
Questions carry equar marks. sc"hematic
diagrams must be shown
wherever necessary' Any data you
feel missing suitably be assumed and
stated clearly.
Units of quantities used/ calculated
must be stated clearly.
use of following supporting
material is permitted during examination.
l. NIL
2. NrL

UNIT.I
Q.l (a) What is surveying? How it is
useful for civil Engineers?
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(b) Distinguish between plain and
geodetic surveying.
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OR
Q.1 (a) Briefly explain sources of errors in surveying.
(b) Explain different corrections to take fur
measuremen*.
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UNIT.II
Q.2 (a) Explain with a neat sketch working of a prismatic compass.
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(b) During a traverse survey ABCDA, the following interior angles were
measured

with a compass:-
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/" A=75o, LB =.120o, LC = g0o and LD = g5o
If the bearing of the line AB is 99u. What are the bearings of the remaining lines

of traverse?

OR

Q.2 (a) Differentiate between:-
(i) Line of collimation and line of sight
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(ii) Face left and Face right condition.
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(iii) Altitude level axis and plate level axis.
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(b) Explain the temporary adjustment of rransit theodolite.
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UNIT.III
Q.3 (a) what is a traverse? Discuss different uses of traverse surveying.
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(b) Differentiatebetween:-
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(i) Open traverse and closed traverse.

(ii) Bowditch's rule and transit rule.
(iii) Latitude and departure.

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OR

Q.3 The following bearings are taken on a closed ffaverse: t16l

Line AB BC CD DE EA

F.B 800 10' 120" 20' 1700 50' 230" l0' 3100 20'

B.B 259" 0' 310" 50' 350" 50', 49" 30' [300 15',

Compute the interior angles and find correct bearings of lines if bearings of CD

is correct.

UNIT.IV

Q.4 (a) Differentiate between simple levelling and differential levelling. t8l

(b) What are temporary adjustments of dumpy levels? How they are performed? t8l

OR

Q.4 The following readings were observed successfully with a levelling instrument. The
instrument was shifted after 5th and 1lft readings. ll6l

(l) 0.s8s (2) 1.010 (3) t.73s (4) 3.2gs (s) 3.77s
(6) 0.3s0 (7) 1.300 (8) t.lss (e) 2.57s 10) 3.37s (

(11) 3.8es (12) 1.73s (13) 0.63s (r4) 1.60s

Draw up a page of level book and determine the R. L. of various points, if R. L. of first

point is 136.44}rn.Use the Rise and Fall method.

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UNIT.V
Q.s (a) What are different methods of plane table survey? Discuss intersection method
with its suitability.
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(b) Explain the two points problem and its solution. t8l

OR

Q.5 (a) What is contour interval? Explain the factors to be considered in deciding the
contour interval.
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(b) What are different uses of contour maps? Explain.
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