NASTT – Advancing
the Trenchless Industry
Become a Member Today!

NASTT is a society of individuals, public organizations and private companies with strong beliefs in the practical, social and environmental benefits of trenchless technology.


There is great value in NASTT membership including substantial discounts for NASTT’s Good Practices Courses, trenchless training programs and publications, plus registration discounts to the annual No-Dig Show and to local educational seminars.


NASTT’s No-Dig Show is the society’s flagship educational and networking event. The Annual No-Dig Show offers quality, non-commercial technical papers; an exhibition hall; a series of specialized trenchless training courses; plus many entertaining networking events and special industry related awards. NASTT’s No-Dig Show is the largest trenchless technology conference in the world.


NASTT offers multiple in-depth, high quality courses each year in cities throughout North America covering targeted trenchless topics – CIPP, Gas, HDD, Pipe Bursting, Laterals and New Installation methods. You will find that our course content is of the highest quality as the material is thoroughly peer-reviewed for consensus-based information and non-commercialism.


June 2024
August 2024
September 2024
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NASTT Announces 2022 Outstanding Trenchless Paper Awards

The North American Society for Trenchless Technology is pleased to announce the winners of the 2022 NASTT Outstanding Trenchless Paper Awards for New Installation and Rehabilitation. These awards recognize excellence by commending authors of the best NASTT No-Dig Show...

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