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Hampton Roads Bridge-Tunnel - Roads to the Future

The Hampton Roads Bridge-Tunnel is the 3.5-mile-long Hampton Roads crossing for Interstate 64.

How to build a scenic tunnel for your railroad - Model ...

The very talented Martin has sent in this superb 'how to' for a model railroad tunnel: "Here's 'My way' of making scenic items to place on model railroad tunnels.

Snow Fall: The Avalanche at Tunnel Creek - Multimedia Feature ...

"Snow Fall: The Avalanche at Tunnel Creek," by New York Times reporter John Branch, tells the harrowing story of skiers caught in an avalanche.

Tunneling and TBM Method - p3planningengineer.com

TUNNEL BORING MACHINE (TBM) METHOD. There are two major shield methods around: earth pressure balanced (EPB) and slurry type shield machine.

Elon Musk gets go-ahead for Maryland Hyperloop tunnel

On Twitter, Maryland governor Larry Hogan revealed his support for the construction of a line that would connect Baltimore to D.C, and said he thinks the Hyperloop is 'coming to Maryland.'

Ergonomics and Musculoskeletal Disorders | NIOSH | CDC

Ergonomics for Construction Workers. Read Ergonomics for Construction Workers on the NIOSH Science Blog and share your comments.

Constructing a Simple PVC High Tunnel - HighTunnels.org

This low-cost, 30' long by 18' wide PVC high tunnel is constructed using PVC pipe for hoops. The materials cost roughly $500 including shade cloth.

CBBT Tunnel Boring Machine (TBM)

The existing tunnels of the CBBT were constructed using an immersed tube method, in which U-shaped trenches were prepared in the Bay bottom for each of the tunnel sections that were previously fabricated and outfitted before being floated out and sunk into place.

The Story of the Most Successful Tunnel Escape in the History ...

The Story of the Most Successful Tunnel Escape in the History of the Berlin Wall An abandoned bakery, some shovels and a few buckets were all it took for a few university students to defy the symbolic barrier of the Cold War

Tunnelbuilder - Official Site

tunnelbuilder.com is the leading marketing resource for the world's tunnelling industry providing the latest project news on the world's tunnels

Big Dig - Wikipedia

The Central Artery/Tunnel Project (CA/T), known unofficially as the Big Dig, was a megaproject in Boston that rerouted the Central Artery of Interstate 93, the chief highway through the heart of the city, into the 1.5-mile (2.4 km) Thomas P. O'Neill Jr. Tunnel.

ASTM International - Standards Worldwide

Over 12,000 ASTM standards operate globally. Defined and set by us, they improve the lives of millions every day. Combined with our innovative business services, they enhance performance and help everyone have confidence in the things they buy and use.

Sinking the Tunnel: 1910 | Shorpy | #1 Old Photos

The Detroit River circa 1910. "Sinking cast section of Michigan Central Railroad Company tunnel." Detroit Publishing Company glass negative. View full size.

Washington Metro to expand tunnel waterproofing pilot ...

These sections were built before the widespread use of the New Austrian Tunnelling method – which provides a tunnel with a waterproof membrane – go below…

Tunnel - Wikipedia

A tunnel is an underground passageway, dug through the surrounding soil/earth/rock and enclosed except for entrance and exit, commonly at each end. A pipeline is not a tunnel, though some recent tunnels have used immersed tube construction techniques rather than traditional tunnel boring methods.

Catbus» Blog Archive » Barcelona's Line 9 – Inspiring ...

In their presentation of the Pink Line, Projet Montreal referred to the concept of the Barcelona Line 9 as an example to show its technical and financial feasibility.

News & Events | WPI

WPI's Pavement Research Lab is featured in WCVB's Cutting Edge Segment. Reporter Mike Wankum, takes a look at what researchers are doing to find a better, stronger mix of pavement materials to stand up to the environment and heavy truck loads.

Mortar shotcreting on TBM, Sub-Shot System | MCM Co., Ltd ...

MCM Co., Ltd. has provided various machinery and materials especially for tunnel construction market in Japan.

Where Does The Tunnel Lead? | WritersDigest.com

You're outside cutting your grass when you come across a large hole in the ground. You've never noticed the hole before, but it looks to be some sort of tunnel to another world.

New Frejus Emergency Road Tunnel • Italy - France

The Frejus road tunnel is a toll tunnel linking France with Italy. It is located between the town of Modane in France and Bardonecchia in Italy and runs parallel to the Frejus railway tunnel.

Project Description - CBBT Chesapeake Bay Bridge Tunnel

Project Description. The Parallel Thimble Shoal Tunnel Project will construct a new two-lane tunnel under Thimble Shoal Channel. When complete, the new tunnel will carry two lanes of traffic southbound and the existing tunnel will carry two lanes of traffic northbound.

Detroit-Windsor Tunnel

History did you know… The magnitude of the Detroit-Windsor Tunnel job is well indicated by the following figures relative to the work performed and the quantities of materials used in the construction of the mile-long tube:

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