topographic survey

topographic survey

[¦täp·ə¦graf·ik ′sər‚vā] (engineering) A survey that determines ground relief and location of natural and man-made features thereon.

topographic survey

The configuration of a surface including its relief and the locations of its natural and man-made features, usually recorded on a drawing showing surface variations by means of contour lines indicating height above or below a fixed datum.