: visible to or from one another : mutually visible two intervisible street crossings.

What is Intervisibility in survey?

Filters. (surveying) Mutually visible; each in sight of the other. adjective.

How do you calculate Intervisibility?

The intervisibility is determined by drawing a line joining the stations / points say PQ and plot the elevations of the points and contours intersected by PQ as shown in Figure 18.3. If the intervening ground is found to be above A'B' line, the intervisibility is obstructed.