The International Society for Trenchless Technology

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Total: 19 results found.

1. Auger Boring
(Glossary)
... a steel casing. This equipment may have limited steering capability. ...
2. Jacking Shaft
(Glossary)
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. ...
3. Mud Weight
(Glossary)
... and cause excessive wear on pumps. Mud weight calculations can also be used to measure the effectiveness of recycling solids control equipment.  ...
4. Survey Tools
(Glossary)
Downhole equipment and instruments used to determine the position of a bore in directional drilling or in site investigation. ...
5. Thrust Pit
(Glossary)
Working shaft at the beginning of the jacked section of pipeline in which the specialist equipment is installed, and from which jacking operations are carried out. ...
6. Pipe Jacking & Microtunneling
(News/Guidelines)
... is repeated until the MTBM reaches the reception shaft.  Upon drive completion, the MTBM and trailing equipment are retrieved and all equipment removed from the pipeline. Most microtunneling operations ...
7. Pipe Reaming
(News/Guidelines)
... drilling equipment. A directional drill is used to insert a drill string through the host pipe to be replaced where a specialized reaming tool and replacement pipe is attached. The directional drill back-reams ...
8. Vacuum Excavation Potholing
(News/Guidelines)
Vacuum excavation systems combine pressurized jetting and suction equipment to support a number of construction and trenchless applications. These systems come in a wide variety of sizes. They may be self ...
9. Leak Detection
(News/Guidelines)
... One system employs an in-the-pipe acoustic sensor tethered to monitoring equipment located above ground, which traverses the pipe with the product flow. The second system uses a free-swimming sensor that ...
10. CCTV
(News/Guidelines)
... systems. The basic CCTV system includes the camera and transport, connecting cables, recording equipment, monitor, and software. The camera begins its survey with the distance counter set at zero corresponding ...
11. Potholing
(News/Guidelines)
Vacuum excavation systems combine pressurized jetting and suction equipment to support a number of construction and trenchless applications. These systems come in a wide variety of sizes. They may be self ...
12. Potholing for Local Repair
(News/Guidelines)
Vacuum excavation systems combine pressurized jetting and suction equipment to support a number of construction and trenchless applications. These systems come in a wide variety of sizes. They may be self ...
13. ISTT
(News/News head home)
...  What is Trenchless Technology? Trenchless technology covers any techniques, processes or procedures, including the equipment, machines and materials involved, which minimises or eliminates the need ...
14. No-Dig Award
(Uncategorised Content)
... in Trenchless Technology, as judged by the ISTT Technical Panel. Entries may relate to the practical use or development of Systems or equipment for the installation or rehabilitation of pipes or ducts ...
15. The ISTT Team
(Uncategorised Content)
... promoting trenchless technologies in the Asia Pacific region since 1998. Mr. Choi graduated from Purdue University of the United States and has over 20 years experience in engineering equipment and business ...
... for the categories of Trenchless Project and New Machines should demonstrate a practical use or development of trenchless systems or equipment for the installation or rehabilitation of underground utility ...
17. 2012 ISTT No-Dig Award Winners
(Uncategorised Content)
... projects. The Milling Mole system combined several pieces of equipment used to safely cut subsurface metal obstructions into a tunneling machine including (1) inspection technology to determine ...
18. 2015 ISTT No-Dig Award Winners
(Uncategorised Content)
... transporting supplies and equipment from Western European countries to Bulgaria through and to Central Asian countries for installation; (3) the site’s physical restrictions, safety hazards and harsh weather; ...
19. Past Winners
(Uncategorised Content)
... had largely been anticipated, in the project design and selection of equipment. The result was a highly successful job of recording breaking length. The project team was The City of Portland, Bureau of ...

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