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News (43)


Tunnel Linking Europe, Asia Opens

More than four years after construction began, the Eurasia Tunnel, connecting the European and Asian sides of Istanbul underneath the Bosphorus Strait, has opened to vehicle traffic.


Concrete Collapse Traps 3 in Tunnel

Canadian safety officials are investigating an accident in a light rail transit project tunnel that temporarily trapped three construction workers Thursday (Nov. 10).


Utah Arch Tunnels to Get Shotcrete Revamp

A pair of historic rock tunnels that serve as an entryway to Bryce Canyon National Park in Utah are getting a $2.5 million makeover, including the replacement of a layer of shotcrete inside ...


Radar Looks Inside Tunnel Wall

An alternate method of inspecting the integrity of concrete tunnel walls was demonstrated in Pittsburgh last week as part of a program that finds strategic solutions to national transportati...


Underground Radar Detects Hidden Damage

Years after Hurricane Katrina struck, the southern Louisiana city of Slidell is benefitting from an underground pipe inspection technology developed at Louisiana Tech University.


Bridge Painting to Span 15 Years

A record-breaking bridge in Scandinavia appears to have a timeline to match when it comes to painting the monumental span.


This Tunnel-Bridge Combo Will Float

How do you solve the problem of building a crossing where traditional engineering methods pose a problem? Transportation officials in Norway are considering the world’s first floating submer...


Swiss Launch Record-Breaking Tunnel

The world’s longest, deepest tunnel opened last week in Switzerland with much fanfare celebrating completion of the mega project’s 17-year construction timeline.


Seattle Borer Drills Past Viaduct

Bertha, the world’s largest tunnel-boring machine, made its way under Seattle’s Alaskan Way Viaduct faster than expected, limiting road closures last week and moving the tunneling project cl...


Exhibit Raises Corrosion Awareness

Visitors to one Pittsburgh museum expect to learn about science, sports and technology while on site, but they are about to get an education on one more important topic: corrosion.


Tunnel Wall Collapse Swallows Roadway

A sinkhole opened up on a New Orleans street just hours after the mayor and the city’s infrastructure team examined a decades-old underground tunnel nearby.


Tunnel Painting Tricks Unaware Driver

It’s the oldest trick in the book … at least in Saturday morning cartoons.


Award Calls for Best in Transportation

The American Association of State Highway and Transportation Officials, AAA and the U.S. Chamber of Commerce are seeking outstanding transportation infrastructure projects or programs for it...


DOT Promotes Project Funding Sources

The U.S. Department of Transportation has made known two potential sources of funding for infrastructure projects across the country.


Seattle Tunnel Status: On Again

Six weeks after a sinkhole halted excavation of the new State Route 99 tunnel in Seattle, the design-build firm in charge of digging the underground portion of the Alaskan Way Viaduct Replac...


Hungry Mice Bring Down Tunnel Project

There are a lot of reasons repairs to a city’s infrastructure may be delayed, but hungry rodents are rarely the cause.


Caltrans to Tackle Tunnel Corrosion

Although Caltrans originally expressed that the failure to a tunnel wall in the Bay Bridge area was likely an isolated incident, further inspection shows that not to be the case.


Caltrans Probes Tunnel Corrosion Risk

Caltrans officials have a new corrosion investigation on their hands: the Bay Bridge’s Yerba Buena Island tunnel, which links the western span and the new eastern span of the San Francisco-O...


$23.9B to Go into Hudson Rail Project

Although it had been reluctant to do so, Amtrak has released cost projections and a timetable of events for the Gateway program, a massive underground infrastructure project meant to double ...


Sinkhole Delays Seattle Tunnel Project

Following a lengthy repair period, Bertha went back into service at the end of December, getting the underground portion of the Alaskan Way Viaduct Replacement Project going forward again, P...


Seattle Tunnel Project Drills Ahead

Just over two years after breaking down in its first days of digging, “Bertha,” the tunnel boring machine excavating


'Turtle Tunnel' Saves Wildlife, Drivers

Our network of roadways and interstates help us get from Point A to Point B quickly and efficiently, but they often interfere with migratory routes favored by local wildlife to move between ...


Milan Firm Acquires Lane Industries

Italian infrastructure group Salini Impregilo announced an agreement to acquire U.S.-based construction firm Lane Industries Inc., one of the country’s top federal contractors for roads and ...


‘Major Deficiencies’ Found in Big Dig

Just 33 years after its conception and less than 10 years after completion, one of the most expensive and controversial highway projects in the U.S. has developed several ongoing problems.


Tubes Open Gateway to Rail Relief

It’s a multi-billion-dollar underground infrastructure project that has not officially started yet in part of the country where ailing transportation routes are consuming significant resourc...


Viaduct Replacement Tunnel Inches On

Work on the new tunnel passing under Seattle’s waterfront, part of the Alaskan Way Viaduct replacement project, has halted as the “Bertha” tunneling boring machine is returned to its pit, bu...


4 PennDOT Inspectors Sentenced

BRIDGEPORT, PA--Four former Pennsylvania highway and bridge inspectors will avoid prison for their roles in a $1.2 million overbilling and kickback scandal that has engulfed the state Depart...


Under the Desert, Behemoth Takes Shape

LAKE MEAD, NV--There's a reason they call them "mega-projects."


New Shotkrete Boosts Blast Protection

BOCHUM, GERMANY—A new form of shotcrete packed with more steel fibers than ever is showing promise as a way to protect tunnels, bridges and other critical infrastructure from fires and terro...


2 Firms Cited in Tunnel Wall Collapse

TUMWATER, WA—Two contractors are each facing $2,050 in fines after a rebar wall collapse that injured five ironworkers, one critically, in February.


New WiFi Keeps Watch on Infrastructure

Multinational research in Europe has produced a new generation of cheap, wireless, early-warning sensors that could help head off infrastructure catastrophes, its developers say.


Street Relief Takes Steps under London

Reviving a network of abandoned subway tunnels under London could be the solution to the street congestion above them, says design and architecture firm Gensler.


Tunnel May Bury Stonehenge Mystery

The chance to solve a 6,000-year-old mystery is butting heads with the needs of millions of motorists.


New Charges in PennDOT Scandal

Two more contractors for the Pennsylvania Department of Transportation have been indicted in a continuing state investigation into "massive and widespread theft, fraud, corruption, and money...


Mural Goes Up Before Road Goes Down

A 62-foot section of a doomed double-deck highway in Seattle just got a bright yellow paint job, costing the city nearly $10,000 and leaving some locals scratching their heads.


Hardhats Mobilize for Highway Funding

More than two dozen U.S. associations and labor unions are preparing to lean on Congress in a big way to secure the Federal Highway Trust Fund before it goes broke.


Troubled Viaduct Develops New Cracks

New cracks discovered on a seismically unstable double-deck highway in Seattle warrant a closer look, transportation officials say.


Crossrail Worker Killed by Concrete

Europe’s largest construction project has been marred by its first worker fatality, after a contractor died Friday (March 7) when he was struck by a piece of concrete.


14 States, 14 Paths for 2014

Where (if anywhere) does infrastructure fall on the radar of America’s governors this year? What are the states’ priorities, and how will they pay for them?


Bridge, Tunnel Work Top 2014 Outlook

The new year should ring in increased spending on transportation infrastructure, including “record levels” of bridge and tunnel construction spending, a new analysis says.


Concrete Training Goes Fatally Awry

One construction worker has died and two others are injured, one critically, after a retaining wall they were using to practice concrete work collapsed in upstate New York, authorities said....


Settlements Seen in Painters’ Deaths

A coating contractor and Colorado utility implicated in the 2007 deaths of five painters are reportedly close to settling federal safety cases for reduced amounts.


Corrosion Stirs Removal of Tunnel Panels

Scores of 100-pound coated metal panels have been removed from two Boston tunnels after one broke from its frame and fell, authorities say.


 
 
   

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