News (99)


Borer for 5-Mile TX Tunnel Revealed

Last week, the City of Dallas unveiled “Big Tex,” a tunnel-boring machine slated to dig a five-mile-long tunnel under the city that intends to provide flood protection for 100 years.


Boring Company Vegas Tunnel Progresses

Earlier this month, construction work on The Boring Company’s tunnel for the Las Vegas Convention Center officially entered operation. A tunnel boring machine is also reportedly on site, as ...


India Project Tunnel Borer Damaged

Since the tail-end of August, Kolkata Metro Rail Corporation personnel have been working on the East-West Metro in Bowbazar, India, where a tunnel-boring machine reportedly struck an aquifer...


India Government Approves Hyperloop Project

The government of Maharashtra, located in India, recently announced that the development of a hyperloop is as a public infrastructure project, and has named Virgin Hyperloop One has one of t...


Las Vegas Approves Boring Tunnel Deal

The Las Vegas Convention and Visitors Authority approved a $48.6 million contract with The Boring Company earlier this week for construction on the LVCC Loop. The Boring Company was original...


Judge Rules in WA Tunnel Boring Case

In a ruling related to a 2013 incident when a buried steel pipe resulted in the breakdown of Bertha, the Seattle tunnel borer used in construction of the State Route 99 tunnel, a judge recen...


NYC Rail Rehab Considered Despite Funding

Project organizers for the Hudson Tunnel—a new rail tunnel slated to run between New York and New Jersey— are reviewing their options after key federal funding for the $13 billion project pr...


Funding for VA Bridge-Tunnel Approved

Late last month, the Hampton Roads Transportation Accountability Commission, working in collaboration with the Virginia Department of Transportation, announced the approval of funding for th...


Alaskan Way Viaduct Demolition Progresses

Kiewit Infrastructure West Co. is making progress on the demolition of Seattle’s double-decked Alaskan Way Viaduct, which serves as part of a larger move for the construction of the $712 mil...


OH Sewer Upgrade Burdens Residents

An Environmental Protection Agency-mandated $1.2 billion sewer overhaul for Akron, Ohio, is saddling residents with continuously increasing water and sewer bills. Though the project must be ...


Elon Musk to Build New Las Vegas Tunnel

Recently, the Las Vegas Convention and Visitor Authority’s board of directors approved Elon Musk’s Boring Company for the construction of an underground express tunnel connecting downtown La...


Elon Musk Announces New Tunnel Borer

Boring Company founder and billionaire Elon Musk announced on Twitter early last week that the company’s next-generation tunnel borer, Line-Storm, could be active within the next month or sh...


VA Announces Contractor for $3.3B Tunnel Project

Governor of Virginia Ralph Northam recently announced the contractor spearheading work on the construction of two new tunnels and widening a highway in the Hampton Roads area, a project that...


CA Transbay Tube Retrofit Underway

Earlier this month, the Bay Area Rapid Transit agency began retrofitting work to the Transbay Tube, which runs under San Francisco Bay, carrying four transbay lines. Plans include the additi...


Musk Offers to Tunnel in Australia

Last week, billionaire Elon Musk, founder of the Boring Company, offered New South Wales parliament member Jeremy Buckingham a tunnel that would run from near Lithgow to outside of Penrith i...


Approval Granted for Germany-Denmark Tunnel

The German Ministry of Transport of Schleswig-Holstein state recently granted approval for the construction of an 18-kilometer-long (11.18-mile-long) sunken-tube road and rail tunnel link th...


Boring Company Tunneling Toward LA Stadium

Earlier this month, billionaire Elon Musk’s The Boring Company announced that it would be abandoning plans for a test tunnel under the west side of Los Angeles, instead switching focus to a ...


Boring Company Tunnel Project Abandoned

A lawsuit filed back in May has resulted in billionaire Elon Musk’s Boring Company dropping plans for a tunnel running beneath Sepulveda Boulevard in Los Angeles. The company will now focus ...


Boring Company Completes Test Tunnel

Elon Musk’s Boring Company has completed its first test tunnel, located in Hawthorne, California, ahead of the Dec. 10 opening date. The billionaire also recently announced the founding of T...


Boring Company Test Tunnel to Open Mid-December

Elon Musk’s Boring Company will be opening its first test tunnel in December in Hawthorne, California, according to reports. The company will be hosting an event to showcase the project Dec....


Chesapeake Bay Borer Ready for Action

The machine that will create a second tunnel as part of the Chesapeake Bay Bridge and Tunnel expansion project has been finished—now it just needs to make a journey of more than 4,000 miles ...


Boring Company Introduces Tunnel Garage Prototype

Elon Musk’s Boring Company was recently granted approval from the Hawthorne City Council to implement a new addition to its tunnel prototype—a garage that would connect a passenger’s car dir...


Studio Proposes Design for Hyperloop Stations

To account for transportation of the future, architecture firm UNStudio recently presented plans for a series of hyperloop stations that can be adapted and rolled out quickly to a variety of...


SF Tunnel Death Spurs Contractor Checks

A week after a worker was struck and fatally injured by a steel beam while working on a $40 million transit tunnel improvement project in San Francisco, the city’s transit authority is promi...


DOE: Hanford Tunnel Should be Grouted ASAP

The U.S. Department of Energy is calling for work filling a hazardous-waste storage tunnel at the Hanford Nuclear Site with grout to start within weeks so that the job will be finished befor...


Boring Company Unveils Images of Gantry

After winning the bid to build a tunnel for Chicago’s transit system between downtown and O’Hare Airport, Elon Musk’s Boring Company last week revealed the gantry being developed for the Loo...


DPRA, Muralists Team Up to Beautify Underpass

With four major Philadelphia-area bridges in its portfolio, the Delaware River Port Authority is accustomed to overseeing some big paint jobs, but a collaboration this summer with Mural Arts...


Enbridge Outlines Line 5 Alternatives

Enbridge Energy released its report to the state of Michigan on possible replacement of its Line 5 pipeline Friday, concluding that a tunnel or an open cut with secondary containment would b...


Chicago, Boring Company Plan Tunnel to O'Hare

The City of Chicago has chosen to move forward with a plan for Elon Musk’s The Boring Company to build a tunnel to transport passengers to and from O’Hare International Airport, a project th...


MI, Enbridge to Discuss Straits Utility Tunnel

Michigan officials are reportedly working with Enbridge Energy on a possible plan to create a new “utility corridor” under the Straits of Mackinac that would contain the company’s Line 5 liq...


Akron Tunnel Project Raises Neighbors' Hackles

As a 30-foot-wide boring machine makes its way beneath Akron, Ohio, as part of the $184 million Ohio Canal Interceptor Tunnel project, nearby residents are raising concerns that the dig may ...


Boring Co. LA Tunnel Faces Lawsuit

Plans for billionaire Elon Musk's Boring Company Los Angeles proof-of-concept tunnel—slated to run 2.7 miles—have hit rocky ground, as two local neighborhood groups have filed a lawsuit agai...


NTSB Eyes Corrosion in Fatal PA Turnpike Crash

A fatal accident in a Pennsylvania Turnpike tunnel in February was likely caused by the corrosion of steel straps that were holding up electrical conduit, according to a newly released preli...


Hyperloop Projects Move Forward

After months with little in the way of updates, transit startup Hyperloop Transportation Technologies last week revealed progress in two countries: a track set to be built in Abu Dhabi, and ...


Boston T Line Closed After Concrete Falls in Tunnel

Loose pieces of concrete fell onto the inbound platform of Boston’s World Trade Center Station on Wednesday, resulting in a brief closure of the Silver Line tunnel so engineers could assess ...


Green Tunnel Build Underway in Sweden

A 13-mile-long tunnel, slated to house six lanes of highway in one of the most extensive tunnelling projects in history, is under construction along the Western end of Stockholm, Sweden, and...


SF to Study New Tunnel Under Bay

Bay Area Rapid Transit officials recently announced a feasibility study for a second transportation tunnel running under San Francisco Bay, which would both double capacity and allow for tra...


Contractors Sought for WI Bridge Repair

The Wisconsin Department of Transportation is seeking contractors for rehabilitation of the Fond du Lac Bypass Bridge, located in Fond du Lac, Wisconsin.


Boring Company Reportedly to Dig in MD

The Boring Company, founded and spearheaded by billionaire Elon Musk, is on track to begin digging parallel transportation tunnels in Maryland, starting next month.


First Look at Boring Company's Tunnel

Billionaire Elon Musk has released an image from the Hyperloop tunnel being built under Hawthorne, California, near the SpaceX headquarters, which shows that the Boring Company is farther al...


Seattle SR-99 Tunnel Fly-Through Video Released

The Washington State Department of Transportation has released a fly-through video of the tunnel bored by its "Bertha" borer, threading through the tunnel’s north end then out the south end,...


Maryland Issues Conditional Approval for Hyperloop

Maryland’s Department of Transportation has given conditional approval for the construction of a Hyperloop tunnel, which is slated to stretch from Baltimore to Washington.


Musk Announces World's Most Boring Hat

Billionaire and mastermind Elon Musk recently announced a new product that isn't quite as industrial as one might expect from the founder of The Boring Company.


Boring Company Receives Permit to Tunnel

Hawthorne, California, authorities have approved the first test tunnel for Elon Musk’s electric vehicles, which will extend two miles westward, starting from SpaceX headquarters.


Chesapeake Tunnel Expansion Breaks Ground

The Chesapeake Bay Bridge-Tunnel will soon undergo yet another expansion with the addition of two more underwater lanes.


Hyperloop One Pod Prototype Unveiled

The unfolding story of the ultrafast Hyperloop transport system has a new chapter: A full-scale prototype of a passenger pod has been revealed.


Seattle's 'Bertha' Comes Apart

Four years after its boring job began and three months after it was finally complete, Seattle’s “Bertha” tunnel-borer is almost completely disassembled, and the Washington State Department o...


Hong Kong Megaproject Reaches Milestone

The massive Hong Kong-Zhuhai-Macao Bridge project reached a milestone last week, as the construction of the world’s longest and deepest underwater tunnel wrapped up.


Musk's Boring Company Begins Boring

Ever the eccentric, Elon Musk—CEO of SpaceX and Tesla—is, in fact, boring.


Hong Kong Concrete-Testing Scandal Grows

The scandal surrounding falsified concrete tests on a Hong Kong bridge-tunnel megaproject has widened to involve 55 other projects in which concrete sample tests have been characterized as “...


Musk Touts 'Boring' Idea for Tunnel Transport

Business magnate Elon Musk reiterated his plan to construct tunnels under cities for the purpose of using high-speed electric sleds to allow vehicles to circumvent nettlesome traffic.


Seattle’s Giant Borer Breaks Through

After nearly four years (with a few delays along the way), "Bertha," Seattle’s giant tunnel-borer, has broken through to the other side, completing its 9,270-foot journey under the city.


Giant Bridge will Dive Under Sea

A massive sea bridge that includes a 4-mile stretch of tunnel is still on target to meet its deadlines, officials say, despite numerous logistic and construction setbacks.


Report Released on Sydney Metro Crack

Although the crack that plagued progress in Australia’s Sydney Metro Project last September is gone, a recently released failure assessment has shed light on what went wrong with a section o...


Hudson Tunnel Construction to Take 7 Years

New York City could see construction last for seven years for the installation of the Hudson Tunnel, officials said Tuesday at a community presentation.


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.


Again, London's Future is Looking Down

London may be cracking down on "iceberg" mansions that devour virgin land under old neighborhoods, but why not renovate existing subterranean structures to relieve the capital's crowding?


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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