NIT Trichy Civil Engineering Syllabus Surveying 1

NIT Trichy Civil Engineering Syllabus Surveying I

 SURVEYING – I

Principles of Surveying – Types of surveying – Conventional signs – Equipment – chains – tapes – Arrows – Ranging rods – ranging and chaining – reciprocal ranging – Overcoming obstacles in chaining – chaining on sloping ground, Hypotenuse allowance.

Prismatic compass – Surveyor’s compass – Bearings – W.C.B. and reduced bearing – errors in compass surveying – Local attraction – Traverse adjustment Omitted measurements – Area and volume computation – Simpson’s rule and Trapezoidal rule.
Plane Table Surveying – instruments and accessories – merits and demerits – methods – radiation – intersection – traverse – resection – three point and two point problems.
Levels and staff – temporary and permanent adjustments – Differential levelling – fly levelling – profile Levelling – block levelling – booking – reduction of levels – checks –
curvature and refraction – Reciprocal levelling – longitudinal and cross sectioning – contours – Automatic levels .
Vernier Theodolite – Description – temporary and permanent adjustments – two face observation – necessity – measurements of horizontal angles and vertical angles – errors – compensating and cumulative errors – elimination of errors.

References

1. Duggal, S.K. Surveying Vol. I and II, Tata McGraw Hill, 2004.
2. Punmia, B.C. Surveying Vol.I and II, Standard Publishers, 1994.
3. Arora, K. R. Surveying Vol. I and II, Standard Book House, 1996.

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