The International Society for Trenchless Technology

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Total: 11 results found.

1. Control Console
... rate, machine face torque, slurry and feed pressures, and laser position is transmitted to the console from the head of the machine. The consoles may be equipped with a computer that provides real-time ...
Instrumentation in a bore that provides continuous data simultaneously with drilling operations, usually transmitting to a display at or near the drilling rig. ...
3. Sonde
Transmitter located near the front of an HDD drill string that sends an electronic signal that provides location and depth of the drill string near the bit. The sonde signal also transmits pitch, roll, ...
4. Pipe Jacking & Microtunneling
... as a remotely-controlled, guided, pipe-jacking operation that provides continuous support to the excavation face by applying mechanical or fluid pressure to balance groundwater and earth pressures. Support ...
5. Cement mortar Liner
... mortar provides two benefits. First and foremost, cement mortar linings are highly alkaline and protect the host pipe against metallic corrosion. In addition, the relatively smooth internal surface of ...
6. Pilot Tube
... screen. A camera mounted on a digital theodolite provides a real-time image of the LED target through the optical path in the hollow tubes. The operator controls the direction of the pilot tube by rotating ...
7. ISTT International NO-DIGS
(Uncategorised Content)
... provides No-Dig attendees an opportunity to see first-hand the latest the industry has to offer and to learn about the application and operations of wide variety of trenchless products and services directly ...
8. Research Support
(Uncategorised Content)
ISTT provides financial support to the Trenchless Technology Colloquium (Colloquium). The Colloquium is comprised of academics and researchers from Affiliated Societies, who meet annually to share research ...
9. 2013 ISTT No-Dig Award Winners
(Uncategorised Content)
... than a conventional cutter due to lower load per cutter. Screw conveyor and slurry value that provides cutting face stability. Two‐section shield connected by direction‐adjusting jacks that ...
10. Current year
(Uncategorised Content)
... model included reamer size as a variable, which improved the accuracy of rotational torque estimates, and provides a means for analyzing and selecting the appropriate reamer for projects with similar geological ...
11. 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  ...

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