The International Society for Trenchless Technology

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Total: 11 results found.

1. Pipe Jacking & Microtunneling
(News/Guidelines)
... to maintain face stability, an articulated steering unit with steering jacks for steering corrections, various control valves, pressure gauges, flow meters, and a data acquisition system.  Additionally, ...
2. Pipe Bursting
(News/Guidelines)
... the exiting alignment to replace a pipe avoids the need to secure additional right-of-way to install the replacement pipe. Bursting and splitting can be used to upsize the pipeline increasing its flow ...
3. Close-Fit Slip Lining
(News/Guidelines)
... additional constraint, while the shape of cold-folded liners has to be restrained using temporary strapping or sheathing.  Hot-folded liners are wound onto a reel for transportation to site. Factory-folded ...
4. Pipe Splitting
(News/Guidelines)
... the exiting alignment to replace a pipe avoids the need to secure additional right-of-way to install the replacement pipe. Bursting and splitting can be used to upsize the pipeline increasing its flow ...
5. Pipe Ramming
(News/Guidelines)
... soil to the exit area. Additional pipe lengths may be welded onto the casing periodically to lengthen the drive.  Some soil may be removed during installation to reduce frictional drag of the casing ...
6. Lifetime Service Award
(Uncategorised Content)
... Vice-President and Chair of CzSTT. He has played a significant role in organizing all 17 of CzSTT’s National No-Dig conferences. Additionally, he has also served as the Chairman of the editorial board ...
7. 2011 ISTT No-Dig Award Winners
(Uncategorised Content)
... were routinely well below freezing. The solution chosen was to install a semi-structural liner using Cured-in-Place Pipe (CIPP). An additional challenge emerged when the contractor discovered the ...
8. ISTT Membership Benefits
(Uncategorised Content)
... of you. Beginning in 2010, Corporate membership annual dues will be substantially reduced from £250 ($412) to only £70 ($115). In addition, Corporate members may, at no additional cost, add a second ...
9. Current year
(Uncategorised Content)
... Pipe (CIPP) was chosen. An additional challenge emerged when the contractor discovered the inversion system lacked the capacity to handle some of the sections to be rehabbed.  The contractor designed, ...
10. Strategic Plan to the Year 2010
(Uncategorised Content)
... which pays an affiliation fee to the ISTT which, in return, provides additional membership value. Click the link for a detailed description of the ISTT Strategic Objectives  ...
11. 2017 ISTT No-Dig Award Winners
(Uncategorised Content)
... transmission circuits, starting at the St. Lucie Nuclear Power Plant Switchyard and terminating at the Turnpike Substation. The circuits will provide an additional way to move power between the plant and ...

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