Geogrid reinforced soil slopes, gabion retaining walls, erosion control blankets and other geosynthetics are being used to construct the world’s largest human form sculpted into the landscape on a project known as Northcumberlandia. The woman […]
This is a great piece that covers a lot of ground about the project. The author included information on the background of the original highway, and a nice discussion of the political aspects that drove […]
It seems like every time I turn around these days there is another amazing tunnel project in the news. The level of engineering brought to bear on these challenges is phenomenal, whether it’s in the […]
London’t mega-project known as Crossrail that involves the construction of 118 km (73 mi) of new rail line with 42 km (26 mi) of new tunnels. The geotechnical investigation for Crossrail included rock coring, and […]
This news story aired a few weeks back. It has some great views of the tunneling process but also focuses on some of the social issues, such as complaints about Rats, as well as noise […]
The Norwegian government wants to build a tunnel linking two fjords that would be large enough to pass 16,000 tonne cargo and passenger ships. The treacherous stretch of waterway has seen 46 accidents and 33 […]
This video for the Massena Lateral Bridge Slide from Iowa DOT shows a very nice 3D rendering of the entire accelerated bridge construction process. They are using a lateral slide method to construct the bridge […]
The District of Columbia Water and Sewer Authority (DC Water) recently christened a new Tunnel Boring Machine ‘Lady Bird’ in honor of former first lady Claudia Alta ‘Lady Bird’ Taylor Johnson. The roughly 23-ft diameter […]
This is a great video montage of rock blasting for Washington State DOT’s I-90 Snoqualmie Pass project. It’s not clear from the description if this blasting actually occurred on this project or its from other […]
The world’s largest Tunnel Boring Machine or TBM just arrived in Seattle last week from Japan. Hitachi Zosen Corp built the 57 foot diameter TBM and tested it before disassembling it for the journey by […]
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