The International Society for Trenchless Technology

        Forgot Membership No.?   
Search
Search Only:

Search Keyword replace

Total: 16 results found.

1. New Installation
(Glossary)
Construction of a new pipe or underground utility to replace or upgrade an existing system or to provide new service. ...
2. Pipe Bursting
(Glossary)
Replacement method in which an existing pipe is broken by brittle fracture, using mechanically applied force from within. The pipe fragments are forced into the surrounding ground. At the same time a new ...
3. Pipe Eating
(Glossary)
Replacement method, usually based on microtunnelling, in which a defective pipe is excavated together with the surrounding ground and a new pipe installed. The microtunnelling shield machine will usually ...
4. Pipe Splitting
(Glossary)
Replacement method for breaking an existing pipe by longitudinal splitting. At the same time a new pipe of the same or larger diameter is pulled in behind the splitting tool. ...
5. Rehabilitation
(Glossary)
All measures for restoring or upgrading the performance of existing utility systems including renovation, replacement or repair to overcome problems related to any aspect of performance. ...
6. Replacement
(Glossary)
Construction of a new pipe or underground utility located on or off the line of the existing systems, which serves the same function as the old system.
7. Pipe Reaming
(News/Guidelines)
Pipe reaming is a trenchless method that removes the host pipe while at the same time installing a new replacement pipe. Pipe reaming can be used to replace a number of types of existing pipes and is particularly ...
8. Pipe Bursting
(News/Guidelines)
Pipe bursting and pipe splitting are trenchless methods used to replace existing pipelines in the same alignment without physically removing the existing pipeline.  Bursting and splitting by using ...
9. Pipe Splitting
(News/Guidelines)
Pipe bursting and pipe splitting are trenchless methods used to replace existing pipelines in the same alignment without physically removing the existing pipeline.  Bursting and splitting by using ...
10. Pipe Extraction
(News/Guidelines)
... than leave them in the ground. Pipe extraction is a trenchless method, which can remove existing pipes for disposal and replace them with new high density polyurethane (HDPE) or polyurethane (PE) pipes. ...
11. Why Trenchless? ('No-Dig')
(Uncategorised Content)
Trenchless Technology involves the installation, replacement or renewal of underground utilities with minimum excavation and surface disruption. Several construction techniques and methods qualify as trenchless. ...
... of underground utility networks. For example, entries may address achievements in: Improved economy and competitiveness of trenchless installations; Length and speed of drive for installation, replacement ...
13. 2012 ISTT No-Dig Award Winners
(Uncategorised Content)
... head removed and replaced with a blank end. The Smart Cutterâ„¢ is inserted back into the lateral where rotating panels grind away the remaining of the liner edges reinstating the connection.  ...
14. 2015 ISTT No-Dig Award Winners
(Uncategorised Content)
... of the turbines. The pipes are more than 60 years old and lie partially under plant surface structures. The owner could not replace the leaky pipe using conventional dig-out and replace techniques ...
15. Past Winners
(Uncategorised Content)
... and pipe felt are offered separately in the pipe itself. Student: John Mathews USA Interactive software for Selection of Technologies for Installation and Replacement of Utilities Academic: ...
16. 2016 ISTT No-Dig Award Winners
(Uncategorised Content)
... bits replaced even on a small diameter machine. The machine's cutter bits on the outer edge of the cutter-head can be folded inward reducing its diameter allowing it to be pulled back to the launch pit. ...

Search for Trenchless Events

Events Calendar

June  2017
Sun Tue Tue Wed Thu Fri Sat
        1 2 3
4 5 6 7 8 9 10
11 12 13 14 15 16 17
18 19 20 21 22 23 24
25 26 27 28 29 30  
by pavoneggi