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”

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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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Award Winners 2014

ISTT award winners are now on the ... Read more

No-Dig Istanbul 2015

Call for abstract - The ISTT's ... Read more

ISTT Photo book

Available now! Contact or contact your local secretary for details.
Read more

Upcoming Society Events

NO-DIG International 2015 Istanbul

28-30 September 2015, Istanbul, ...

No-Dig Down Under 2015

8-11 September 2015...
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NO-DIG International 2015 Istanbul

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Journée Technique FSTT Alsace

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V Brazilian Congress on Trenchless Technologies and No Dig Brazil 2015

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No-Dig Down Under 2015

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