Transportation

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This 1958 cover image shows ironworkers atop the Glen Canyon Bridge in Arizona. It was built to transport materials for the construction of Glen Canyon Dam, given the dam’s remote location in a deep sandstone canyon over the Colorado River.

New York City’s Metropolitan Transit Authority advances the Second Avenue Subway extension as COWI is tapped as lead designer, setting the stage for major transit expansion in East Harlem.

A new rail link through the Alps passed a key milestone Sept. 18 when mining crews broke through the last diaphragm of a 57.5-km (35.7-mile) exploratory tunnel connecting Italy and Austria.

India’s $1.4T infrastructure drive took center stage at the RAHSTA Expo in Mumbai, where leaders debated financing, digital tools and sustainable highways shaping global opportunities.

Halmar International is doing pre-construction for the nearly $1B effort under a CMGC contract.

Agency officials in New York and New Jersey share updates on successes and challenges of major projects to nearly 400 attendees at the 2025 ENR NY/NJ Infrastructure Forum.

USACE certifies New Soo Lock’s cost at $2.6B, covering all contracts and contingency, with the project still targeting 2030 completion.

Keeping a busy interchange open while replacing a deteriorating bridge west of Boston is critical for the ongoing Route 9/27 Interchange project that will deliver Massachusetts’ first "diverging diamond" interchange.

The West Virginia Dept. of Transportation concluded construction of a new roundabout and 770-ft-long overpass across the Kanawha Turnpike.

Infrastructure sector will become increasingly interconnected, with more opportunities for private investment, consultant report predicts