The International Society for Trenchless Technology

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Search Keyword excavation

Total: 29 results found.

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1. Backacter
A mechanical device for excavation within an open shield ...
2. Burp Hole
Excavation along the drill path to relieve excess pressure that has created hydrolock. ...
3. Cutter Boom
A mechanical device for excavation within an open shield ...
4. Hand Shield
An open face shield for manual excavation. ...
5. Jacking Shaft
An excavation from which trenchless technology equipment is launched for the installation or removal of a pipeline, conduit, or cable. May include a thrust wall to spread reaction loads to the ground. ...
6. Jacking Shield
A fabricated steel cylinderat the front end of which excavation is carried out either by hand or by machine. Incorporated with the shield are facilities to allow it to be adjusted to control line and  ...
7. Location
Trenchless procedures for identifying the site of underground utilities, infrastructure, obstructions, etc. without excavation or with minimum excavation. ...
8. 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. ...
9. Open Cut
Underground construction method involving excavation from ground level to the level required for the installation, maintenance or inspection of a pipe, conduit or cable. Upon completion of the work, the ...
10. Potholing
Method using vacuum excavation for obtaining visual confirmation of utilities and underground obstructions near or crossing the planned bore path.  ...
11. Reinstatement
Method of backfilling, compaction and re-surfacing of any excavation to restore the surface and underlying structure to enable it to perform its original function. ...
12. Slime Shield
Earth pressure balance shield with soil conditioning additives to facilitate the excavation of the ground. ...
Method in which a pipe is jacked through the ground without mechanical excavation of material from the front of the pipeline. ...
Underground construction methods of utility installation, rehabilitation, inspection, location and leak detection, with minimum excavation from the surface. ...
15. Tunneling
... support system at the location of material excavation. ...
16. Vacuum Excavation Potholing
(Attached to Article: Vacuum Excavation Potholing)
Vacuum Excavation Potholing (Filename: vacuum-excavation-systems.pdf) | Description:Vacuum Excavation Potholing ...
17. Vacuum Excavation Systems
(Attached to Article: Potholing for Local Repair)
Vacuum Excavation Systems (Filename: vacuum-excavation-systems.pdf) | Description:Vacuum Excavation Systems ...
18. Vacuum Excavation Systems
(Attached to Article: Potholing)
Vacuum Excavation Systems (Filename: vacuum-excavation-systems.pdf) | Description:Vacuum Excavation Systems ...
19. Pipe Jacking & Microtunneling
... as a remotely-controlled, guided, pipe-jacking operation that provides continuous support to the excavation face by applying mechanical or fluid pressure to balance groundwater and earth pressures. Support ...
20. Auger Boring
... retains the soils within the casing, which reduces the likelihood of ground settlement from excavation, making auger boring a popular option for installing utilities under railroads, highways, and levies ...
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