The Monuments in the Survey Monument Mapper are permanently placed survey markers, brass disks set in concrete with a known position and/or elevation, which provide the horizontal and vertical control for land surveying. With this application you will be able to do the following:
Determine Monument Elevation
References a Detailed Recovery Sketch
Determine the High Accuracy Network Coordinates of a Particular Monument
The help guide (PDF) will show you how to get the survey control monuments information in Interactive Norfolk.