INDIRA GANDHI POLYTECHNIC BELWANDI SUGAR

Department of Civil Engineering

Subject: Advanced Surveying                                                             Class: CE4G

Assignment No: 3

Date: 18/02/2017                                                                             Submission Date: 23/02/2017

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Q.1 Draw neat labeled sketch of Transit theodolite & give their functions.

Q.2 Define the following terms as used in Theodolite surveying :-

     (1)Line of collimation (2) Transiting (3) Telescope normal (4) Telescope inverted.

     (5)  Swinging. (6)Horizontal axis. (7)Axis of bubble. (8)Face right( 9) Face left

    (10)Face right   observation.(11)Face left observation.(12)Bubble down 13) Centering

     (14) plunging of  telescope.(15) Axis of telescope

Q.3 Explain termporary adjustment of theodolite.

Q.4 Explain method of repetition for measurement of angles of theodolite .Enlist the error

        eliminated by it.                       

Q.5 Describe in detail the procedure of measurement of deflection angle by theodolite with a    

       neat sketch?

Q.6 Explain the procedure to measure vertical angle using theodolite with neat sketch.

Q.7 Describe the procedure of prolonging a straight line using a theodolite.

Q.8 What is closing error? How it is balanced graphically.

Q.9 State the different relationship between the fundamental lines of theodolite.

Q.10 What are the checks applied in case of closed traverse?

Q.11 What do you understand by latitude and departure?

Q.12 Explain independent co-ordinate.

Q.13 What is meant by consecutive co-ordinates

Q.14 Distinguish clearly between consecutive co-ordinates and independent co-ordinate. Give   

         one example with sketch.

Q.15 Explain ‘Bowditch’ Rule as applicable in a theodolite traverse.

Q.16 What do you understand by Gale’s Traverse table system.?

Q. 17The co-ordinate of two points x and y are as under.

 

     Co-ordinates

Point

N

E

X

980.50

800.00

y

1200.00

500.00

     Find the length and bearing of  xy

 

Q. 18 Following are the length and bearings of a theodolite traversing

Line

Length

Bearing

AB

258.00m

300

BC

321.00m

1400

CD

180.00m

2100

DA

?

?

Q.19 The co-ordinates of two points C and D are as follows.

       Point

         Co-ordinates

     C

982.5

825.2

     D

1198.6

576.4

        Find the length and bearing of line CD

Q.20 Define closed transverse . Calcalate length and bearing of line DA from

         Following data :

Line

AB

BC

CD

DA

Length (m)

258

321

180

?

Bearing

30 0

140 0

210 0

?

                                                                                                                                                          

Q.21 Define independent co-ordinates. Calculate independent co-ordinates

          from following data showing calculations :        

Line

Latitude

Departure

 

N

S

E

W

AB

 

182.63

313.12

 

BC

244.72

 

47012

 

CD

495.17

 

 

318.34

DE

 

268.70

 

388.46

EA

 

288.27

 

113.44

 

Q.22 Calculate the corrected consecutive co-ordinates for the following

          observations of traverse.

Line

Length (m)

Point

Consecutive coordinates

 

 

 

Latitude

Departure

AB

705

A

+655.19

-260.29

BC

952.5

B

+127.07

+943.99

CD

645

C

-628.47

+145.54

DA

844.5

D

-151.48

- 830.80