Specialty geotechnical drilling contractor Holocene Drilling of Edgewood, WA recently completed work on an interesting project for Sound Transit’s U-220 TBM Tunnel Project at the University of Washington Campus in Seattle. Their scope included drilling […]
Any geological engineer or engineering geologist worth their salt knows that the Hayward Fault goes right through Cal’s Memorial Stadium. The stadium will be undergoing some $321 in repairs and seismic upgrades before it reopens […]
After 60 years, the design flood for the Bluestone dam changed requiring a modest raise and a number of other improvements totaling some $130 million thus far and another estimated $200 million in improvements still […]
This development dubbed ‘Eco-city 2020’ would be located in the abandoned pit for the Mir diamond mine in Siberia. You might have seen pictures of this pit before as it is one of ‘7 Amazing […]
In their October 2010 cover story, Tunnel Business Magazine (TBM) had this article on the construction of the Washington, D.C. Metro system. They describe how this was the first use of the NATM in the […]
The City of Zhengzhou is set to become a major rail crossroads for China, located at the intersections of China’s major North-South and East-West lines. Currently tunneling with tunnel boring machine (TBM) is taking place […]
‘The Santa Clara Valley Water District has received preliminary findings from an ongoing seismic stability evaluation for Anderson Dam that detail part of the dam could experience “significant slumping” if a 7.25 magnitude earthquake were […]
This is the online version of an article that appeared n the September 2010 version of CE News Magazine. It has a nice set of tables summarizing various large transportation projects across the country, grouped […]
Constructed in 1931 by the Illinois Terminal Railroad, the Tucker Tunnel is located underneath Terminal Boulevard in downtown St. Louis. Over the years, the tunnel condition has deteriorated and the concern is that the failure […]
The ACEC has some great shots from the dedication ceremony for the Hoover Dam Bypass Bridge, including all of the visiting dignitaries and politicians, the plaques and of course shots of the bridge and the […]
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