Trenchless construction

Trenchless construction

Underground construction that involves little or no surface trenches so it has minimal disruption to traffic, business, and other activities. Trenchless technology is a fast growing sector of construction and civil engineering that covers such methods as boring, drilling, tunneling, and pipe ramming.

Industry: Construction

Add a new term

Contributors in Trenchless construction

Become a Contributors

Trenchless construction

backstop

Construction; Trenchless construction

Reinforced area of the entrance pit wall directly behind the track.

mixed face

Construction; Trenchless construction

A soil condition that presents two or more different types of material in the path of the bore.

pilot bore

Construction; Trenchless construction

The action of creating the first (usually steerable) pass of any boring process which later requires back-reaming or similar enlarging. Most commonly applied to Directional Drilling and 2-pass ...

guided auger boring

Construction; Trenchless construction

A term applied to Auger Boring systems which are similar to Microtunneling, but with the guidance mechanism actuator sited in the Drive Shaft (e.g., a hydraulic wrench which turns a steel casing with ...

pull back

Construction; Trenchless construction

That part of a Directional Drilling process in which the Drill String is withdrawn through the bore to the Entry Pit, usually installing the Product Pipe at the same time.