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B.Arch-B.Arch Architecture 2nd Sem Surveying and Levelling-(JE-6077)(Veer Narmad South Gujarat University, Surat-2013)

Sunday, 16 February 2014 02:33Nitha

                                                                         JE-6077

                                                        B. Arch. I (Sem. II) Examination
                                                                       May/June — 2013
                                                                   Surveying & Levelling

Time : 2 Hours                                                                                                              Total Marks : 50

Instructions :

(1) Assume suitable data and specifically mention it.

(2) Figures to the right indicate full marks.

(3) Use of nonprogrammable scientific calculator is permitted.

1 (a) Explain following : (any three)                                                                                                   6
        Plannimeter, plane surveying, traverse, Elidade, levelling.

   (b) Explain process of chaining.                                                                                                      5

2      Attempt any two :                                                                                                                     10

   (a)   Tabulate and calculate RL of all the stations if following readings are taken with a 3m levelling stafl. Instrument is shifted after every 2nd reading. Benchmark was taken on a 1st station having 100 m RL.

       1.5, 1.5, 2.5, 2.2, 2.5, 1.5, 0.5, 2.5, 2.0, 3

   (b)   Following readings are taken with a prismatic compass. Check if there is any local attraction and correct the bearings accordingly.

           Line          FB                BB 

          AB          120° 00'        300°00'
          BC          160° 00'        340° 20'
          CD          200° 10'        20° 00'
          DE          320° 40'        140°30'

   (c) Explain which instrument is used in which survey method and for what purpose :

         U fork, plumb bob, peg, trough compass, ranging rod, staff, level, thedolite, prismatic compass, line ranger.

3 (a) Calculate area bounded between Chain line and boundary using trapezoidal method.                5         

         Offset (m)               6      4      8      10      6
         Chain edge (m)     10     20    30     40     50
   (b) Explain the use of instruments use in plane table surveying.                                                       5

4 (a) Explain following terms : BS, RB, True bearing, RL, GPS,                                                       5   

   (b) Explain fly leveling and profile levelling.                                                                                   5

5    Write short notes on following : (any three)                                                                               9
       (i)  Plannimeter
       (ii) Total station
       (iii) Characteristics of countour map
       (iv) Property documents
       (v) Types of bearings
       (vi) Methods of orientation.


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