Saturday, December 26, 2015

University Of Pune Question Paper,SURVEYING – I,2010 Question Paper,S.E. (Civil) (Semester – II)

University Of Pune Question Paper,SURVEYING – I,2010 Question Paper,S.E. (Civil) (Semester – II)
University Of Pune Question Paper
S.E. (Civil) (Semester – II) Examination, 2010
SURVEYING – I
(2003 Course)
Time : 3 Hours Max. Marks : 100
 Instructions : 1) Answers to the two Sections should be written in separate
books.
2) Neat diagrams must be drawn wherever necessary.
3) Black figures to the right indicate full marks.
4) Use of logarithmic tables slide rule, Mollier charts, electronic
pocket calculator and steam tables is allowed.
5) Assume suitable data, if necessary.
6) Solve Q. 1 or 2, Q. 3 or 4, Q. 5 or 6 from Section I and
Q. 7 or 8, Q. 9 or 10, Q. 11 or 12 from Section II.
SECTION – I
1. a) Explain with a neat sketch, the two peg method of testing and adjustment of a
dumpy level. 6
b) Explain in detail the procedure of levelling of a dumpy level. Draw a neat sketch
to justify your answer. 6
c) The following observations were made during the testing of a dumpy level. 6
Instrument at Staff readings on
A B
A 2.400 1.300
B 2.300 1.400
Is the instrument in adjustment ? If not determine the error. If R.L. of A is
200.00 m, determine the R.L. of B.
OR
2. a) Explain in brief the permanent adjustment of making the axis of bubble tube
perpendicular to vertical axis. 6
b) Write in brief about special points of Auto level. 6
c) Explain in detail the procedure of measurement of Horizontal angle by repetition
 method using 20 ′′ vernier transit theodolite. 6
3. a) Differentiate between Bowditch’s Rule and Transit Rule for adjustment of a
closed traverse. 4
b) How would you determine omitted measurement when length and bearing of
one side of closed traverse is omitted ? 6
c) Define Deflection angle. Also write in detail the procedure of measurement of
deflection angle using 20 ′′ vernier transit theodolite. (Draw a neat sketch). 6
OR
4. a) Define the following terms : 6
1) Vertical Axis
2) Double sighting
3) Plunging the Telescope
4) Trunion Axis
b) Write a short note on checks in an open Traverse survey. 6
c) State the functions of following parts of a Theodolite : 4
i) Optical plumet
ii) Clip screw
iii) Shifting head
iv) Lower tangent screw.
5. a) Define Interpolation of contours. State various methods of interpolation. Explain
any one in brief. 6
b) What considerations would you have while selecting the contour interval ? 4
c) A staff was held vertically at a distance of 125 m and 50 m from the centre of
a tachometer. The staff intercepts with the telescope horizontal were 1.248
and 0.498 respectively. Calculate the constants of a tachometer. 6
OR
6. a) What do you understand by tacheometric survey ? What is the utility of this
method in the field ? 4
b) Describe in detail the field procedure of determining the constants of a
tacheometer. 4
c) A tacheometer was set up at an intermediate point between two stations A and
B and the following observations were made on a vertically held staff
Staff station Vertical Angle Staff readings
A °+ 34 0′ 1.605, 2.400, 3.195
B °− 42 5′ 0.805, 1.345, 1.885
The instrument is fitted with an anallatic lens having a multiplying constant of
100. Compute the length AB and the R.L. of point B, if that of A was 395.400 m.
The instrument and staff points are in one straight line. 8
SECTION – II
7. a) Draw the neat sketches of the following : 4
1) Simple circular curve
2) Compound curve
3) Reverse curve
4) Transition curve
b) Write a note on obstacles in setting out curves. 4
c) Two straights of a road intersect at a chainage of 110°. Taking chord length of
30 m, calculate the following : 8
1) Radius of curve
2) Length of curve
3) Tangent length
4) Length of the Long chord
5) Chainage at the starting point and end point.
OR
8. a) Draw a neat sketch of a compound curve and show its various elements. 4
b) What is the necessity of transition curve ? What are their different forms ? 4
c) Two straights AB and BC intersect at an inaccessible point B. To connect
them through a simple curve two points D and E are selected on line AB and
BC respectively. The distance DE = 180 m and the angle ADE = 145° and
CED = 165° respectively. Calculate the suitable radius, given that the distance
AD = 120 m and the points A and C are the tangent points. 8
9. a) State the various formulae to calculate the length of a transition curve and also
state the meanings of the terms involved. 6
b) Describe the procedure of setting out a simple circular curve by offset from
Chord produced. 8
c) What is meant by transition curves ? What are their advantages and disadvantages ?
4
OR
10. a) Two straights intersects at an angle of 130°. The maximum allowable speed
on the curve is 60 kmph. If the allowable rate of change of radial acceleration
is 30 cm/sec3
 and the centrifugal ratio is 0.25, calculate the radius of the circular
curve and length of the transition curve. 8
b) Write a short note on vertical curves. 6
c) Write a short note on location and uses of Reverse curves. 4
11. a) Describe with the help of a neat sketch, ‘strength of Fix’. 8
b) Explain in detail the direct method of contouring. 4
c) Explain in detail the profile levelling. 4
OR
12. a) State the three point problem. Explain how it is solved by tracing paper method. 8
b) What is meant by orientation in plane table survey ? State the methods of it.
Explain any one in brief. 4
c) Write a short note on Grade contour. 4
–––––––––––––––––

Wednesday, December 9, 2015

SURVEYING – I,2011 Question Paper,S.E. Civil (Semester – II),University Of Pune Question Paper

SURVEYING – I,2011 Question Paper,S.E. Civil (Semester – II),University Of Pune Question Paper
University Of Pune Question Paper
S.E. Civil (Semester – II) Examination, 2011
SURVEYING – I
(2003 Course)
Time : 3 Hours Max. Marks : 100
SECTION – I
1. a) Describe the collimation method of reducing the levels, compare the collimation
method with the rise and fall method. 6
b) The following notes refer to the reciprocal levels taken with a dumpy level : 6
Instrument station Staff readings on Remarks
A B
A 1.03 1.630 AB = 800 m
B 0.95 1.540 R.L. of A = 450 m
Find
i) True R.L. of B
ii) Combined correction for curvature and refraction
iii) The error in collimation adjustment of the instrument.
c) Find the height of Tee-beam above the floor level. The R.L. of the floor is
100.855 m, and the staff reading on the floor is 2.055. The reading on the staff
held upside down against the underside of the beam is 3.565 m. 6
OR
2. a) Explain fully the process of reciprocal levelling and state its advantage. 6
b) State and explain the various axes of dumpy level. 6
c) Define following terms : 6
i) Height of Instrument ii) Parallax
iii) Line of sight iv) Back sight reading.
3. a) Give list of temporary and permanent adjustments of a Transit Theodolite. 6
b) Explain how would you measure with theodolite a vertical angle. 4
c) What is meant by face left and face right of theodolite ? How would you
change the face ? What instrumental errors are eliminated by face left and face
right observations. 6
OR
4. a) What do you understand by Gales traverse system ? How are the calculations
are made ? 4
b) Following are the lengths and bearings of traverse ABCD : 8
Line Length, m Bearings
AB 248.00 30°
BC 320.00 140°
CD 180.00 210°
Calculate the length and bearing of the line DA.
c) Define traverse. Draw a neat sketch of open and closed Traverse ? Also state
the circumstance under which you would prefer open and closed traverse. 4
5. a) How would you determine the multipling and additive constants of a
tacheometer ? 6
b) State any four advantages of Tacheometric survey. 4
c) Determine the distance between the instrument station P and the staff station Q
from the following data : 6
R.L. of the instrument axis = 200.150 m
vertical Angle = 3° 45′
staff readings = 1.450, 0.900, 0.350
Also determine R.L. of Q, Take M = 100 and C = 0.0.
OR
6. a) State any four characteristics of contour lines. 4
b) Define contour. State various uses of contour maps. 6
-3- [3962] – 258
c) A tacheometer is used to obtain the difference of levels between two points
A and B. The instrument is set up at another station C, and the following
observations were made 6
Staff at Vertical Angle Stadia Readings
A – 6°30′ 3.500, 2.815, 2.130
B – 8°30′ 1.870, 0.990, 0.110
If the R.L. of A is 100.00, determine the R.L. of B. Also determine the
horizontal distance of A from C. Take M = 50.00 and C = 0.50.
SECTION – II
7. a) What are the different types of horizontal circular curves ? How would you
select most suitable type for a particular site ? 4
b) Explain the following : 6
i) Tangent point and point of curve
ii) Deflection angle and angle of intersection
iii) Normal chord and sub chord
c) List the various methods of setting out a simple circular curve. Explain briefly
the Rankine method of deflection angles. 6
OR
8. a) Two tangents intersect at the chainage 2000 m, deflection angle being 30°.
Calculate the length of first and last subchord. Take peg interval = 30 m and
Radius of curve = 300 m. 6
b) Draw a neat sketch of compound curve and show its various elements. 6
c) Draw a neat sketch of reverse curve and discuss the merits and demerits of
reverse curve. 4
9. a) A road bend which deflects 85° is to be designed for a maximum speed of
80 km per hour with a curve consisting of a circular arc combined with two
cubic spirals. If the maximum centrifugal ratio is 4
1 and the maximum rate of
change of radial acceleration is 0.3 m/sec2/sec, 6
Calculate :
i) the radius of circular curve
ii) the length of transition curve
iii) shift of curve.
b) Describe the procedure of setting out a simple circular curve by Rankine’s
method of deflection angles. 6
c) Write a short note on Transition curve. 4
OR
10. a) A transition curve is to be designed for a road curve, which deflects 85°.
Maximum allowable speed on circular curve is 80 km per hour. If the maximum
centrifugal ratio is 4
1 and the maximum rate of change of radial acceleration
is 0.3 m/sec3
, calculate : 6
i) The radius of circular curve
ii) The length of transition curve
iii) Shift of curve.
b) How would you decide the length of transition curve ? Discuss the various
methods. 6
c) Write a short note on vertical curves. 4
11. a) Discuss in brief the advantages and disadvantages of plane table surveying. 6
b) State three point problem. Explain, how it is solved by the graphical method. 6
c) Discuss in brief direct and indirect method of contouring. 6
OR
12. a) Write a short note on uses of contour Maps for engineering purpose. 6
b) State the use of various accessories required for plane table surveying. 6
c) Write short notes on Radiation method of plane table survey. 6
—————––––––———


Search Everything Here