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0 votes	450 views	0 answers	For high sensivity of the bubble tube updated 9 years ago by Civil Engineer
0 votes	852 views	2 answers	Subtense tacheometry is generally preferred to if ground is updated 9 years ago by Civil Engineer
0 votes	1198 views	1 answer	While measuring the distance between two points along upgrade with the help of a 20 m chain, the forward end of the chain is shifted forward through a distance updated 9 years ago by Civil Engineer
0 votes	1253 views	1 answer	Check lines (or proof lines) in Chain Surveying, are essentially required updated 9 years ago by Civil Engineer
0 votes	855 views	0 answers	Prolongation of chain line across an obstruction in chain surveying, is done by updated 9 years ago by Civil Engineer
0 votes	934 views	0 answers	Tacheometric formula for horizontal distances using horizontal sights can also suitable be employed for inclined sights through θ by multiplying updated 9 years ago by Civil Engineer
0 votes	444 views	0 answers	For locating a distant object visible from two transit stations, the method usually preferred to, is updated 9 years ago by Civil Engineer
0 votes	474 views	0 answers	The smaller horizontal angle between the true meridian and a survey line, is known updated 9 years ago by Civil Engineer
0 votes	648 views	0 answers	The distance between terminal points computed from a subsidiary traverse run between them, is generally known, as updated 9 years ago by Civil Engineer
0 votes	480 views	0 answers	The line of sight is kept as high above ground surface as possible to minimise the error in the observed angles due to updated 9 years ago by Civil Engineer