A detailed analysis of the ground surface of the site, a contour plan (from a flat 2D plan to a 3D computer model) is produced and can help to recognise buried landscape features or features that are too slight or too large to see with the naked eye.
This survey determines boundary lines, slope of ground and locations of improvements and appurtenances on a property. Typically, the topographic survey shows elevation grades in 1 foot contours lines.
Graphic delineation in detail of natural and man-made features of a property, showing their relative positions and elevations.
A land survey that shows topography and all other physical features; also called a Topographic Map or a Contour Map.