MPSC determined that its review of the proposed four-mile Line 5 tunnel under the Straits of Mackinac should not include an examination of the entire 641-mile...

The Los Angeles County Sanitation Districts is to get a new 7-mile long seweage tunnel build within the framework of the Clearwater Project. The TBM method will be used for the $700 million...

According to the federal permitting dashboard, the FRA plans to complete the EIS by May 28,...

https://www.youtube.com/watch?v=npOmAUPx718 In a first in the US, 3 precast concrete boxes have been pushed into place with hydraulic jacks underneath an active highway in Brevard County, Fla., as part of the $4-billion Brightline high-speed rail...

President Joe Biden’s roughly $2 trillion “American Jobs Plan” is expected to be rolled out Wednesday afternoon when the president delivers an economic speech from Pittsburgh, making infrastructure the second big ticket legislative...

'Miami Mayor Francis Suarez is seeking federal funding to build a Boring Company transit system in his city from US Transportation Secretary Pete Buttigieg.' https://www.teslarati.com/elon-musk-boring-company-miami-tunnel-funding/

https://www.youtube.com/watch?v=Rnb3RqCYx-Q Per new plans, the North Tunnel will run 5,000 feet all the way to the Patapsco River....

My idea of a better remedy for leaky tunnels: A bypass tunnel. This is exactly what was done for the leaky parts of the 2.5 mile long Delaware Aqueduct 600 feet under the Hudson River between the towns of Newburgh and Wappinger. Repair cost $1...

On the edge of Hudson river, NY's North River rail tunnel is being repaired. It would not be a choice of work for me I must admit. https://www.coastreporter.net/the-mix/in-a-leaky-underwater-rail-tunnel-workers-race-against-time-3578015

The Biden administration is prioritizing the Gateway rail tunnel project between New York City and New Jersey with urgency because of its “national significance” to the economy, Transportation Secretary Pete Buttigieg tells...

Fort Lauderdale and Elon Musk https://kvia.com/news/business-technology/2021/03/19/why-one-florida-city-wants-to-build-a-two-mile-tunnel-to-the-beach/

Work starts at Howard Street. https://www.constructionequipmentguide.com/baltimores-howard-street-tunnel-on-track-for-rebuild/51547

Guys, does anybody know how long this tunnel will be? https://www.postindependent.com/news/glenwood-springs-councilors-approve-tunnel-design-for-south-bridge-project/

Appreciate any detailed news on this one below. You can DM if you feel so. https://www.nbcdfw.com/news/local/new-debate-over-dallas-d-2-downtown-subway-transit-plan/2577295/

  Granite Construction Inc (of Watsonville, California) has been awarded a $267 Million Tunnel Project in Ohio. Company released the following info. WATSONVILLE, Calif.--(BUSINESS WIRE)--Granite (NYSE:GVA) announced today that it has...

Amtrak awards $25 million early construction work on third and final section of Hudson Yards concrete...

Washington Metropolitan Area Transit Authority (WMATA) is seeking proposals to fast-track Yellow Line Bridge and tunnel rehabilitation project. Metro is preparing for a major capital project that will rehabilitate the Yellow Line Bridge spanning...

After recent bluff collapses along the coastal railway line, the soil studies to determine the best route for the 1.7 kilometer section of the railway line in Del Mar is...

https://www.youtube.com/watch?v=_F1RACASrHs Purple Line Transit Partners (PLTP), the private consortium overseeing development of the 16-mile Maryland Purple Line light rail system, shortlisted three teams. ENR reports that Bechtel and Clark...

The Maryland Department of Transportation and Maryland Port Administration (MDOT MPA) have released the environmental assessment (EA) for the reconstruction of the CSX-owned Howard Street Tunnel in...