Lateral loads on bridges can result from earth pressure, seismic forces, wind loads, traffic or even ship impact or wave action. In cases where lateral loads govern, it is not uncommon to see designers add […]
Tensar Corporation will be making a significant investment in their Morrow, Georgia production facility where they manufacture geogrids such as their Triax line. The improvements will come online in 2012 and increase production capacity by […]
Parsons Brinkerhoff will provide ‘technical support’ for an underground nuclear waste repository in the UK after signing a contract with the UK’s Nuclear Decommissioning Authority (NDA). No details are available yet on the plan or […]
A drilled shaft drill rig working at the site of a future York University subway station in Toronto, Canada toppled over and resulted in the death of a 24-year old man. The victim was an […]
Many geoengineers and geologists have used the Structural Geology of Rocks and Regions textbook in structural geology class, and beyond. One of the authors, Dr. George Davis of the University of Arizona (emeritus) was recently […]
The forensic geotechnical engineer who investigated the Tennessee Valley Authority’s 2008 coal ash spill was called to testify recently at lawsuits brought by some 230 property owners claiming negligence on the part of TVA for […]
Every 6 months, the Business Practice Committee of ASFE conducts an “Industry Snap Shot” survey to gauge the state of our industry. They just had their fall meetings in Phoenix where the results from September’s […]
TRB’s National Cooperative Highway Research Program (NCHRP) Report 697: Design Guidelines for Increasing the Lateral Resistance of Highway-Bridge Pile Foundations by Improving Weak Soils examines guidance for strengthening of soils to resist lateral forces on […]
Phew, that’s a mouthfull. The FHWA has recently posted a YouTube version of their 19-minute video (below) showing how to build geosynthetic-reinforced soil integrated bridge systems (GRS-IBS). The video is based on the content in […]
International ground stabilization specialist, Tensar, has successfully defended its TriAx product range against several Chinese patent infringements.
The TriAx geogrid – patented in many countries around the world by Tensar for use in ground stabilization, road, rail and other applications – has received numerous awards for innovation and achieved considerable commercial success since its introduction only a few years ago.
Several Chinese manufacturers and their distributors attempted to take advantage of this success by producing similar triangular aperture geogrid products, thereby infringing upon Tensar’s TriAx patent. [Editor] Click through for the rest of the press release from Tensar International Corporation. [/Editor]
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