Civil Engineering SURVEYING-I 1st and 2nd semester MODEL QUESTION PAPER

Civil Diploma 1st and 2nd semester FORMAT OF I A TEST QUESTION PAPER (CIE)  \   SURVEYING-I  Model Question Paper   Second Semester Diploma Examination

 Test/Date and Time Semester/year Course/Course Code Max Marks Ex: I test/6 th weak of sem 10-11 Am I/II SEM SURVEYING-I 20 Year: Course code:15CE21T Name of Course coordinator :                                                                                                                 Units:  CO's: Question no Question MARKS CL CO PO 1 2 3 4

Note: Internal choice may be given in each CO at the same cognitive level (CL).

MODEL QUESTION PAPER (CIE)

 Test/Date and Time Semester/year Course/Course Code Max Marks Ex: I test/6 th week of sem 10-11 Am II SEM SURVEYING-I 20 Year: 2015-16 Course code:15CE21T Name of Course coordinator : Units:1, CO: 1,2. Note: Answer all questions Question M C L C O PO 1 Define surveying. State the objects of surveying. 4 R 1 1,2,3,4,8. 2 Explain the following terms : a) Base line b) Check line c) Tie line. 3 U 1 1,2,3,4,8. 3 What is meant by local attraction? How it is detected and eliminated? 5 R/ U 2 1,2,3,4,5, 8. 4 Plot the following details of a field and calculate the area, all measurements being taken in metres.   B0 8          5C A4    15 18            3D 30E 8 A 1 1,2,3,4,8. OR. The following bearings were observed with compass. Calculate the interior angles. 2 1,2,3,4,5, 8. Line Fore bearing Back bearing AB 60° 30′ 2400 30' BC 1220 0' 3020 0' CD 460 0' 2260 0' DE 2050 30' 250 30' EA 3000 0' 1200 0'

®TEXT BOOKS

1.       Surveying and Levelling Vol- I & II by B C Punmia

2.       Surveying and Levelling by T P konetkar& S V Kulkarni

3.       Plane Surveying by Dr.Alak De

4.       Surveying and Levelling by S SBhavikatti

5.       Surveying by Duggal

6.       Surveying by R Agor

7.       Fundamentals of Surveying by S K Roy

8.       Surveying and Levelling by N NBasak

Code: 15CE21T

Second Semester Diploma Examination

SURVEYING-I

Time: 3 hours ]                                                                                        [Max. Marks: 100

Note: 1. Answer any SIX questions from Section-I, Each question carries 5 marks

2. Answer any SEVEN questions from Section-II, Each question carries 10 marks

SECTION- I

1.       Define surveying. State the objects of surveying.

2.       Draw a suitable convention signs of hill, chain line, stream, benchmark,.

3.     Compare Prismatic compass with surveyors compass

4.     At a place the bearing of sun is measured at local noon and found to be 1750 15'. What is the magnitude and direction of magnetic declination of the place?

5.        Define the following terms

i)  Level line    ii) Parallax      iii) change point

6.     Explain the temporary adjustments of a Dumpy level

7.     What are the uses of taking L/S & C/S?

8.     What are the different sources of errors in levelling?

9.     What is Contour interval? List the factors affecting it.

SECTION- II

1.   a) What is Reconnaissance survey and state its importance?

b) Plot the following details of a field and calculate the area, all measurements being taken in metres.

0

8           5

4       15

18         3

30

2.  a) Differentiate between Check line and Tie line?

b) What is Reconnaissance survey and state its importance?

3.  a) Compare WCB system and R.B. system.

b) Convert the following W.C.B to R.B

i) 10 0    ii) 450 15'   iii) 1350 45'   iv) 3150 15'                                                                             v) 2150 15'

4.  The following bearings were observed in running a closed traverse.

 Line Fore bearing Back bearing AB 750 05' 2540 20' BC 1150 20' 2960 35' CD 1650 35' 3450 35' DE 2240 50' 440 05' EA 3040 50' 1250 05'

At what station do you suspect local attraction? Determine the corrected bearings

5.  a) The following consecutive readings were taken with a dumpy level: 0.875, 1.235, 2.310, 1.385, 2.930, 3.125, 4.125, 0.120, 1.875, 2.030, 3.765. The first reading was taken with the staff held upon a BM of elevation 132.135. Enter the readings in level book form and reduce the levels. Apply the usual checks. Find also the difference in level between the first and the last points

b) Explain the method of block levelling.

6.      a) Compare Rise & fall Method with Collimation method.

b) Calculate the reduce level by Rise and Fall method on a continuous sloping ground with four meter levelling staff at common interval of 30m. 0.855(onA),1.545,2.335,3.115,3.825,0.455,1.380,2.055,2.855,3.455,0.585,1.015, 1.850, 2.755,3.845 (on B);The reduced level of A was 380.500. Make the entries in a level book and apply usual checks.

7.In running Fly levels from a BM. Of RL. 384.705m the following readings were obtained : BS: 3.215, 1.030, 1.295, 1.855

FS: 1.225, 3.290, 2.085

From the last position of the instrument, Six pegs at 25.00m intervals are to be set out on a uniformly falling gradient of 1 in 100, the first peg is to have RL of 384.500m. Work out the staff readings required for setting the top of the pegs on the given gradient.

8.   Four sight rails are to be erected over points A,B,C and D 50m apart in a straight line. The invert level of sewer at d is 74.500m. The sewer is on a gradient of 1 in 200 rising from D to

A.    The RL of pegs on the surface of ground are 76.300, 75.500, 74.850, and 75.650 respectively from A to D. The height of sight rail at d is 1.5m. find the suitable height of the boning rod and height of the sight rail above the pegs at A, B, and C

9.   a) Mention any three uses of contour.

b) The areas within the contour lines at the site of reservoir and face of the proposed dam are as follows.

 Contour (m) Area (m2 ) 100 1000 103 128000 106 16600 109 18800 112 24400 115 30600 118 38400

If 100.00m is the bottom level and 118.00m is the maximum water level of the reservoir, calculate the capacity of reservoir using trapezoidal formula and Prismoidal formula.

10.A  road of constant RL 120.00m runs from North to South. The GL along the centre line of the road are as follows:

 Chainage R.L. 0 117.50 30 116.25 60 115.95 90 116.65 120 117.20 150 117.85 180 115.70

Assuming no transverse slope, find the volume of earth work for a road of formation width 8.00m with side slopes 1.5 :1 by;

i)               Trapezoidal method      ii) Prismoidal method

Model Question Bank                                                                    CO1: Able to understand the basics in surveying and chain surveying.

LEVEL: REMEMBER QUESTIONS

1.     What are the principles of surveying

2.     What is the Principles of chain surveying,

3.     Draw a suitable convention signs of hill, chain line, stream, benchmark

LEVEL: UNDERSTANDINGQUESTIONS

1. Explain the principles of surveying.

LEVEL: APPLICATIONQUESTIONS

1. Plot the following details of a field and calculate the area, all measurements being taken in metres.

 0 8 5 4       15 18 3 30

CO2:. Understand the principles of compass surveying and its applications. LEVEL: REMEMBER QUESTIONS

1.      State any four instrumental and personnel errors in prismatic compass survey.

2.      What are the sources of errors in compass survey and what precautions will you take to eliminate them.

LEVEL: UNDERSTANDINGQUESTIONS

1.           Explain the temporary adjustments of Compass.

2.         Explain prismatic compass with a neat sketch

3.         Explain i) True Bearing and Magnetic bearing ii) Dip and Declination

4.         Compare Prismatic compass with surveyors compass

5.         Differentiate between i) fore bearing and back bearing ii) closed traverse and open traverse

6.            What is meant by local attraction? How it is detected and eliminated?

LEVEL: APPLICATIONQUESTIONS

1.      Convert the following fore bearing to Back. Bearing

2.      125° 15'       b)  N30° E      c)   360°        d) S45° 45'W                     e) N 25° 45'E

3.         Compare WCB system and R.B. systems

4.         Convert the following W.C.B to R.B

a.   10 0      ii) 4515'   iii) 1350 45'    iv) 3150 15'                v) 2150 15'

5.         Convert the following RB to WCB

6.      i) N 30° 15' W         ii) N   45° 45' E          iii) S  15° 15' W                         iv) S 2 5° 15' E

7.             The following bearings were observed in running a closed traverse.

 8.      Line 9.      Fore bearing 10.         Back bearing 11.    AB 12.    750 05' 13.    2540 20' 14.    BC 15.    1150 20' 16.    2960 35' 17.    CD 18.    1650 35' 19.    3450 35' 20.    DE 21.    2240 50' 22.    440 05' 23.    EA 24.    3040 50' 25.    1250 05'

a.                         At what station do you suspect the local attraction? Determine the corrected bearings

8. The following bearings were observed with compass. Calculate the interior angles.

 7.         Line 8.         Fore bearing 9.         Back bearing 10.         AB 11.    60° 30′ 12.    2400 30' 13.         BC 14.    1220 0' 15.    3020 0' 16.         CD 17.    460 0' 18.    2260 0' 19.         DE 20.    2050 30' 21.    250 30' 22.         EA 23.    3000 0' 24.    1200 0'

9.   At a place the bearing of sun is measured at local noon and found to be 1750 15'. What is the magnitude and direction of magnetic declination of the place?

10.    In an old survey made when the declination was 40W, the magnetic bearing of a given line was 2100. The declination in the same locality is now100E. What is the true and present magnetic bearing of the line?

CO3:. Able to understand the basics in levelling, types of levelling instruments and methods of levelling

LEVEL: REMEMBER QUESTIONS

1.                      Define the following terms used levelling i) Level surface ii) level line iii) datum

2.                   What are the different types of levelling staff?

LEVEL: UNDERSTANDINGQUESTIONS

1.           Explain the temporary adjustments of a dumpy level?

2.           Comparison of HI method & Rise & Fall method of computing the levels?

3.         Explain the special methods of spirit levelling.

LEVEL: APPLICATIONQUESTIONS

1.     The following consecutive readings were taken with a dumpy level: 0.875, 1.235, 2.310, 1.385, 2.930, 3.125, 4.125, 0.120, 1.875, 2.030, 3.765. The first reading was taken with the staff held upon a BM of elevation 132.135. Enter the readings in level book form and reduce the levels. Apply the usual checks. Find also the difference in level between the first and the last points.

2.     Calculate the reduce level by Rise and Fall method on a continuous sloping ground with four meter levelling staff at common interval of 30m. 0.855(onA),1.545,2.335,3.115,3.825,0.455,1.380,2.055,2.855,3.455,0.585,1.015, 1.850, 2.755,3.845 (on B);The reduced level of A was 380.500. Make the entries in a level book and apply usual checks.

CO4:. Able to understand the types of levelling, errors and its applications.

LEVEL: REMEMBER QUESTIONS

What are the uses of taking L/S & C/S?

LEVEL: UNDERSTANDINGQUESTIONS

1. What are the different sources of errors in levelling? How are they eliminated?

LEVEL: APPLICATIONQUESTIONS

1.     During the fly levelling operation the following observations were made : Back sight: 0.650, 2.155, 1.405, 2.655, 2.435

Fore sight: 2.455, 1.305, 0.5555, 2.405

The first back sight was taken on a BM of RL 100.500m. From the last back sight it is required to set four pegs each at a distance of 30m on a falling gradient of 1 in 100. Calculate the RL of these four pegs. Apply the check.

2.     Four sight rails are to be erected over points A, B, C and D 50m apart in a straight line. The invert level of sewer at d is 74.500m. The sewer is on a gradient of 1 in 200 rising from D to A. The RL of pegs on the surface of ground are 76.300, 75.500, 74.850, and 75.650 respectively from a to D. The height of sight rail at d is 1.5m. find the suitable height of the boning rod and height of the sight rail above the pegs at A, B, and C.

CO 5: Concept of contour, its uses and methods of contouring.

LEVEL: REMEMBER QUESTIONS

1.       What is Contour? What are the uses of Contour maps?

2.       What is Contour interval? List the factors affecting it.

LEVEL: UNDERSTANDINGQUESTIONS

1.     Explain the characteristics of contours with sketches

2.     Mention the methods of locating Contours. Explain the method of locating contour by cross-sections

3.     What is interpolation of contours? Explain arithmetical method of interpolating contours.

LEVEL: APPLICATIONQUESTIONS

1.       The areas within the contour lines at the site of reservoir and face of the proposed dam are as follows.

 Contour (m) Area (m2 ) 100 1000 103 128000 106 16600 109 18800 112 24400 115 30600 118 38400

If 100.00m is the bottom level and 118.00m is the maximum water level of the reservoir, calculate the capacity of reservoir using trapezoidal formula and Prismoidal formula.

CO 6: Able to compute area and volume of irregular figures.

LEVEL: REMEMBER QUESTIONS

1. Write the formula to calculate the area of an irregular figure by

a.  Trapezoidal Rule

b.  Simpson's Rule

2. Write the formula to calculate the volume of an irregular figure by

a.  Trapezoidal Rule

b.  Prismoidal Rule

LEVEL: UNDERSTANDINGQUESTIONS

1. Differentiate between Trapezoidal Rule and Simpson's Rule.

LEVEL: APPLICATIONQUESTIONS

1.            A road of constant RL 120.00m runs from North to South. The GL along the centre line of the road are as follows:

 Chainage R.L. 0 117.50 30 116.25 60 115.95 90 116.65 120 117.20 150 117.85 180 115.70

Assuming no transverse slope, find the volume of earth work for a road of formation width 8.00m with side slopes 1.5 :1 by;

ii)      Trapezoidal method

iii)    Prismoidal method.