Desktop Study

A compilation and review of available site, geotechnical, and other information pertinent to a project. Typically performed at the outset of a project, prior to field explorations and detailed design.

Dewater

The act of removing groundwater or lowering the groundwater elevation, using a system of wells and pumps.

Differential Cut

The spiral, screw like pattern created on the excavated surface as the gauge cutter is advanced while being rotated around the bored periphery of the cutter wheel.