Topographic Surveys – What is a Contour Line

The data that a surveyor obtains when performing a topographic survey can be shown in a series of lines called contour lines. The proximity of these lines to one another is a direct correlation to the “peaks and valleys” that occur on the property.  Here is some...

Topographic Surveys – Benchmark Elevations

A topographic survey typically shows contour lines of a property. Those contour lines have elevations assigned to them. The elevations are shown in relationship to the benchmark that has been established on the property and can be reported in one of two ways: Assigned...

Topographic Surveys – What is a Benchmark?

In order to create a contour map or a topographic map, the data and information obtained by the surveyor must be not only horizontally accurate, but also vertically accurate. A single point of reference, called a benchmark is used as a basis for the vertical data...

Topographic Surveys – What They Show

When a boundary survey is prepared, we are typically just concerned with what is happening with the property on a horizontal plane. We don’t take into account the “highs and lows” or elevation change on the property. If you want to know more information about your...

How To Read An Elevation Certificate Part 2

An Elevation Certificate (EC) contains a wealth of information regarding a property and its risk of being flooded. The EC is performed by a Professional Land Surveyor or Engineer. This article further discusses the second half of the EC, please refer to the image...

How To Read An Elevation Certificate

Part 1 An Elevation Certificate (EC) contains a wealth of information regarding a property and its risk of being flooded. The EC is the form provided by the Federal Emergency Management Agency (FEMA) to determine the risk of flooding. The EC consists of six pages....