5 of Santa Clara’s 10 reservoirs need seismic repairs and the anticipated cost is around $150M. These dams are kept at less than capacity, and the total maximim water supply for all 10 reservoirs is […]
"That means each year, the equivalent of one new Three Gorges Dam will be added in China over the next decade," said Shao Minghui, an analyst at China Post Securities, using the 2020 target […]
Revised Standards C110 – Standard Test Methods for Physical Testing of Quicklime, Hydrated Lime, and Limestone has been revised to C110-10 C114 – Standard Test Methods for Chemical Analysis of Hydraulic Cement has been revised […]
This is a commentary written by Jaye Richardson, a materials operation manager with AMEC Earth and Environmental, Inc. It appeared in CE News in August of 2010, but I just came accross it in CENews.com’s […]
A failing retaining wall in Cincinatti is applying enough pressure to an adjacent brick apartment building to actually move portions of the building sideways by about 1-inch. You have to love brick buildings for forensic […]
ALPHARETTA, Ga.–(BUSINESS WIRE)–In response to a Jan. 28th lawsuit filed by the Delaware Department of Transportation (DelDOT) in connection with the Indian River Inlet Bridge (IRIB) replacement project against bridge design firm Figg Bridge Engineers, Inc. (Figg), MACTEC, a sub-consultant to Figg, denies the allegations in the lawsuit and cites DelDOT’s actions, project management, and decision-making as the factors that led to increased costs for the bridge. MACTEC is confident that a truly objective, fact-based review of the chronology of events, DelDOT’s responsibilities, and DelDOT’s decisions, including withholding of key information from Figg and MACTEC with the approval from the highest level in DelDOT, will result in dismissal of the complaint.
[Editor] For the rest of MACTEC’s press release, click through. [/Editor]
Graduate student Saman Zarnani and Dr. Richard Bathurst of the Royal Military College have developed a new application for geofoam and geosynthetics, to mitigate earthquake damage by improving the foundation subgrade. Initial shake table testing […]
The lawsuit filed in Sussex County Superior Court claims breach of contract by Florida-based Figg Bridge Engineers and its subcontractor, Atlanta-based MACTEC Engineering related to alleged geotechnical engineering errors. It also accuses MACTEC of providing […]
In recent Geo-Strata magazines published by the ASCE’s Geo-Institute, there is a new recurring feature called ‘Geo-Legends’ where a student interviews a well known person in the field of geotechnical engineering. The second in the […]
Geosynthetica has some interesting photos of so called ‘whales’ in geomembranes. These giant bubbles are caused by a variety of things, but are essentially gas trapped underneath the geomembrane that can have significant buoyant force, […]
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