3D Analysis > Surface Analyst > Viewshed > Perform Viewshed Analysis

3D-Analyst-Extension-Help

Perform Viewshed Analysis

1.Point to “Surface Analysis” and then select “Viewshed” in the drop-down menu of 3D Analyst toolbar.

2.Select a layer or TIN data in the drop-down menu named “Input Surface.”

3.Select observation point data in the drop-down menu named “Observer Data.”

4.Enter value on the box named “Z Factor” to switch elevation units. The default is 1; it means no units are going to be switched.

5.Set “Cell Size” and “Output Raster” on the boxes of “Output.”

6.Click “OK” to perform Viewshed analysis.

viewshed_enu