The Regional Connector project comprises a relatively short section of LA Metro’s overall transportation network, but it is central to…
Modern TBMs are data-driven systems, from ground investigation tools ahead of the machine to touch-screen technology in operator’s cabins, to…
Each year, TBM: Tunnel Business Magazine takes a look at the coming year by polling a sampling of tunneling professionals.…
Record-breaking TBM Completes Monumental Voyage In August 2019, a 6.8 m (22.3 ft) diameter Robbins Single Shield TBM accomplished an…
Tunneling and underground construction in urban areas is increasing throughout the world for various reasons. This requires handling of complex…
Tunnel boring machine excavation rates have been a hot button issue in our industry recently — specifically, speeding them up…
Photos from Seattle SR99 Tunnel Project January 11, 2018, marked the long-awaited closure of Seattle’s Alaskan Way Viaduct – the…
A Chicago storm water diversion tunnel designed to correct a chronic flooding problem that has plagued the city’s Albany Park…
On Aug. 29, 2018, a 30.4-ft diameter Robbins Crossover (XRE) TBM crossed the finish line at the Akron Ohio Canal…
Since it was established in 1996, Sound Transit – the regional transportation agency for the Seattle and Central Puget Sound…