Manufacturer of synthetic products for tunneling and foundations: sleeved pipes for grouting, glass fiber bars for anchors, bolts, temporary and permanent reinforcements, drainage pipes, inclo-casings, waterstop.
Sireg
Project Related
Video: Ground Freezing and the Hetch Hetchy Water Supply Tunnel
This is a great video showing the application of ground freezing to deep excavations in unstable soil and high groundwater table. It’s also a nice overview of the reason the Hetch Hetchy project was undertaken, […]
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CTL Thompson
Our geotechnical engineers, geologists and scientists are seasoned professionals with backgrounds in geotechnical, civil and structural engineering; industrial hygiene; biology and geology. With such diverse resources, CTL|Thompson has built time-tested trust with our technical excellence, […]
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Soil Retention Systems, Inc.
Western US contractor based in CA specializing in construction segmental retaining walls for 20 years. Visit Soil Retention Systems, Inc.