Topographic surveys are plans that show the physical properties of a site. These plans may be used by Engineers, Architects and Planners to assist with the design of a development proposal. A topographic survey may Complement a development application. It shows the physical constraints that the developer must consider in any detailed design of a site for development purposes.
The surveyor often provides the topographic plan, which shows vertical elevations, as well as physical details above, on and occasionally below the ground.