The International Society for Trenchless Technology
Glossary
There are 211 entries in this glossary.| Term | Definition |
|---|---|
| Narrow Trenching |
Method of excavation of a trench up to 100 mm wider than the outside diameter of the service to be installed, usually employing either a rockwheel or chain type trencher. |
| New Installation |
Construction of a new pipe or underground utility to replace or upgrade an existing system or to provide new service. |
| Non-Structural Renovation |
Pipe renovation method that relies on the host pipe to meet the structural integrity requirements of the utility. |
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Thematic words
trenchless technology involves installation replacement renewal underground utilities minimum excavation surface disruption several construction techniques methods details technologies successfully water sewer industrial pipelines electrical conduit fiber optics particularly attractive option urbanized heavy pedestrian traffic numerous existing crossing roadways other transportation corridors rivers waterways install rehab replace located environmentally sensitive areas