The International Society for Trenchless Technology

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1. Leak Detection
(News/Guidelines)
... and the pipe material and diameter. For measurements recorded at the surface, the depth of the soil over the pipe, the soil type and compaction, and the surface coverage also affect the loudness and the ...
2. CCTV
(News/Guidelines)
... to the point where the camera image records the edge of maintenance hole and pipe interface. As the camera progresses down the pipe, the distance from its launch point is recorded. Other information such ...
3. What is ISTT
(Uncategorised Content)
... Affiliate Societies) All recorded members of an Affiliated Society are members of ISTT. In addition to Affiliated Society members, ISTT has a limited number of members who reside in regions where no Affiliate ...

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