The International Society for Trenchless Technology

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Why Dig? When there's a better way


The objective of the ISTT is to
"Advance the science, practice and application of trenchless technology for the public benefit,

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 for surface excavation or reduces environmental damage or reduces the associated costs for underground work.

altConference Papers:

“International No-Dig Conference Papers”
“About 1500 articles available in our database. The largest knowledgebase of our industry”
“All free for members and at a very low price for non members”

View Conference Papers

altISTT Photo Book

The Wonders of Trenchless Technologies: A Pictorial presents trenchless at work. Over 100 colorful and fascinating photos from throughout the world illustrate the global reach of trenchless.

Limited print, first come first served

What's New

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Call for abstracts

Deadline extended to 31st May - No-Dig International Beijing 2016-Read more

No-Dig Award 2016 - Submit your etnry

ISTT is accepting applications for the 2016 NO-DIG ANNUAL AWARD to be presented at the 34th International No-Dig Beijng, China. The closing date for submission is Monday, 15th August 2016. For rules a... Read more

A new grant program to assist Affiliated

ISTT is excited to announce a new grant program to assist Affiliated Societies’ education and training efforts. ISTT will provide up to £5,000 to Affiliated Societies selected to receive a grant. See ... Read more

Upcoming Society Events

No-Dig International- Beijing 2016

10-12th October 2016, National Agriculture Exhibition Center...

Trenchless Romania

May 18th 2016- Bucharest, ...

No Dig Live 2016

20-22th September 2016 UK, Peterborough ...
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No-Dig International- Beijing 2016

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Trenchless Romania

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CHKSTT International Conference and Exhibition - 2016

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No Dig Live 2016

by pavoneggi