CE- 303-Surveying-I |
Introduction: |
Definition, classification of surveying, objectives, history of surveying, modern trends in
surveying, principles of surveying.
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Chain surveying: |
Chain and its types, optical square, cross staff. Reconnaissance and site location, locating
ground features by offsets – field book. Chaining for obtaining the outline of structures, methods for
overcoming obstacles, conventional symbols, plotting chain survey and computation of areas, errors in
chain surveying and their elimination – problems. |
Compass surveying: |
Types of compasses, use and adjustments, bearings, local attraction and its
adjustments. Chain and compass surveying of an area, booking and plotting. Adjustments of traverse, errors
in compass surveying and precautions - problems.
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Plane table surveying: |
Equipment, leveling, orientation, different methods of survey, two and three point
problems, errors and precautions.
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Leveling: |
Introduction, basic definitions, leveling instruments and their features, temporary adjustment of
levels, sensitiveness of bubble tube. Methods of leveling – differential, profile & fly leveling, cross
sectional and reciprocal leveling. Effect of curvature and refraction, Reducing errors and eliminating
mistakes in leveling. Permanent adjustments of dumpy level. Modern levels – Tilting level, Automatic
levels, precise levels. Plotting longitudinal sections and cross sections. Measurement of area and volume |
Contouring: |
Topographic map, characteristics of contour, contour interval. Methods of locating contours,
Interpolation of contours. Measurement of
area and volume from contour maps.
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Minor Instruments: |
Clinometers, Planimeter (mechanical and digital)
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Text Books: |
1. Surveying – Vol I & II B.C. Punmia
2. Surveying levelling – Vol I & II – T.P. Kanetkar & Kulkarni
3. Fundamentals of surveying – S.K. Roy (Prentice Hall India)
4. Surveying By A. Dey [PHI]
5. Plane and Geodetic surveying Vol I & II – David Clark
6. Advanced surveying – Norman Thomas
7. Advanced surveying – Som & Ghosh
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