Theory of Errors & Plane Table Surveying

Topics

In contour, we details discuss about use of contour, contour interval, properties of contour lines, ridge & valley line, overhanging cliff, vertical cliff. Etc.

In equipment used in chain surveying,we details discuss about surveying chain, types of chain- revenue chain, gunter’s chain, engineer’s chain, metric chain, suitability of chain, unsuitability of chain, units of measurement, tapes-cloth or linen tape, metallic tape, steel tape, invar tape, pegs, arrows, ranging rods, offset rods, plumb bob, clinometer, cross-staff, optical square, prism square, chain survey instruments, distance measuring device, instruments used for various types of measurement

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