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

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Trenchless construction

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That part of a Directional Drilling process in which the Drill String is withdrawn through the bore to the Entry Pit, usually installing the Product Pipe at the same time.

Bore

Construction; Trenchless construction

A generally horizontal hole produced underground primarily for the purpose of installing services.

Interjack pipes

Construction; Trenchless construction

Pipes specially designed for use with Intermediate Jacking Stations.

Microtunneling

Construction; Trenchless construction

A trenchless construction method for installing pipelines with the following features: * Remote controlled - the MTBM is operated from a control panel, normally located on the surface. It ...

Uncased bore

Construction; Trenchless construction

Any bore without a lining or pipe inserted, i.e., self-supporting, whether temporary or permanent.

Backstop

Construction; Trenchless construction

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

Midi-horizontal directional drilling

Construction; Trenchless construction

Steerable surface-launched drilling equipment for the installation of pipes, conduits, and cables. Applied to intermediate sized drilling rigs. Tracking of the Drill String may be achieved by ...