The International Society for Trenchless Technology

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Total: 23 results found.

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1. Inflow
(Glossary)
Flow which enters the sewer generated by rainfall or an industrial discharge or other particular connection. Water discharged into a sewerage system and service connections from sources on the surface ...
2. Localised Repair
(Glossary)
Repair work on a pipe, particularly sewerage, for lengths less than the run between two adjacent access points. ...
3. Pointing
(Glossary)
Method of repairing a brick sewer or manhole by the application of cement mortar where loss has occurred. ...
Internal cleaning of pipelines, particularly sewers, prior to inspection, usually with water jetting and removal of material where appropriate. ...
5. Resin Injection
(Glossary)
Localised repair of pipes, usually sewers, by injection into cracks, defects or cavities a resin formulation which subsequently cures to prevent leakage and further deterioration. ...
6. CIPP Lining
(News/Guidelines)
Cured in Place pipe (CIPP) can be used to rehabilitate sanitary sewers, storm drains and pressure pipelines for water, gas and process effluents. Circular pipe from 100-2,700mm and a variety of noncircular ...
7. Pipe Bursting
(News/Guidelines)
... diverse in size, material type, and function including water, sewer, or gas pipelines. Pipe bursting is used to replace brittle pipes such as clay, concrete and cast iron through the application of a ...
8. Spiral Wound Lining PE or PVC
(News/Guidelines)
Spiral wound liners can be used to rehabilitate gravity pipeline applications such as storm sewers, sanitary sewers, conduits, culverts and process pipes. The configuration of spiral wound liners often ...
9. Pipe Splitting
(News/Guidelines)
... diverse in size, material type, and function including water, sewer, or gas pipelines. Pipe bursting is used to replace brittle pipes such as clay, concrete and cast iron through the application of a ...
10. Joint Grouting
(News/Guidelines)
Grouting can reduce or eliminate inflow and infiltration of sewer lines and manholes by stabilizing and sealing the defect and the adjacent soil where the defect is not sever and the surrounding soil is ...
11. Flood Grouting
(News/Guidelines)
Grouting can reduce or eliminate inflow and infiltration of sewer lines and manholes by stabilizing and sealing the defect and the adjacent soil where the defect is not severe and the surrounding soil ...
12. CCTV
(News/Guidelines)
Closed Circuit Television (CCTV) video cameras mounted on small tractor devises or sleds and driven or pulled through the sewer are commonly used to inspect repairs and to assess the condition of sewer ...
13. Why Trenchless? ('No-Dig')
(Uncategorised Content)
... See Trenchless Guidelines for details. Trenchless technologies are and have been used successfully for all underground utilities from, water, sewer, gas, and industrial pipelines to electrical conduit ...
14. The ISTT Team
(Uncategorised Content)
... Mr. Lovecký has published technical papers in No Dig Magazines and Journals, lectured at Watters and Sewers Companies and No Dig Conferences in Czech Republic. He also has written many of his company’s ...
15. Lifetime Service Award
(Uncategorised Content)
... the head of the Sewer Department in MILT. In 2003, Mr. Matsui took on leadership responsibilities at the Japan Institute of Wastewater Engineering and Technology (JIWET) where he served as ...
16. 2011 ISTT No-Dig Award Winners
(Uncategorised Content)
... operator of the Sofia water and sewer system needed to restore a 1,220 mm diameter thin-walled steel water pipeline, which had not been used since the mid 1990s. The 850 meter project was located ...
17. 2012 ISTT No-Dig Award Winners
(Uncategorised Content)
... the rehabilitation of two parallel sewers located in the heart of the Port Elizabeth's Business District in South Africa. Originally designed to use the spiral wound technique throughout the project, the ...
18. 2013 ISTT No-Dig Award Winners
(Uncategorised Content)
NO-DIG AWARD Category: Rehabilitation Project - Company: Interflow Pty Ltd for Sydney Water - Country: Australia Rehabilitation of Lidcombe, Auburn and Granville (LAG) Sewer Mains Complex ...
19. 2014 ISTT No-Dig Award Winners
(Uncategorised Content)
...  Category: Rehabilitation Project - Company: UKDN Waterflow  - Country: UK Protective Structural Lining of Ham Sewer   The Ham Sewer is a strategically important large diameter (2.06m) ...
20. 2015 ISTT No-Dig Award Winners
(Uncategorised Content)
... range from 1220 mm to 2220 mm.The different pipe diameters are connected with short taper sections. The pipelines operate both as a gravity sewer (half full) and a pressure line depending on the operation ...
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