Topographic Surveys provide data about the elevations and contours on a piece of land. This survey can also indicate any structures that are on the land, whether they are man-made or natural. Some things that can be found on a topographic map would be:
• Any changes in elevation
• Streams and rivers
• Buildings
• Streets and walkways
• Utility poles
• Manholes
• Fences and walls

Topographic surverys are very useful, whether it be for commercial or residential properties. It allows them to know the detailed information about all the areas prior to developing.