LOS ANGELES (CBSLA) — Two tunnel-digging machines that will bore through the ground to create a path for the Metro Purple Line subway under Wilshire Boulevard were unveiled today. The tunnel-boring ...

Kennametal’s asymmetric line-boring system increases machining robustness, process speeds, and bore quality, and reduces tool maintenance and handling. Precision is vital in manufacturing many ...

Milestone accomplishment puts Akron about a year away from fully operational system protecting waterways from sewage ...

The Maggi Boring System 23 is a 23 spindle 32mm universal drilling solution, with a patented spiral system, horizontal and vertical boring capabilities and pneumatic tilting of the boring unit with ...

When complete, the six-kilometer Blue Line Project will add five new rail stations east of Saint-Michel station.

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A 950-ton steel tunnel-boring machine named Harriet that carved out 2 miles of earth for a light rail line headed to Los Angeles International Airport will be dismantled underneath South Los Angeles ...

Harriet was not quite ready for her close-up. The 950-ton tunnel boring machine named after African-American abolitionist Harriet Tubman was hoisted about five feet off the ground Monday. But Metro ...