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 ...

The Crenshaw/LAX Line is due to be complete in 2019, and one very cool element of the light rail line's construction is getting underway right now. The giant tunnel-maker, nicknamed Harriet, will dig ...

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 ...

The New 4-14 S2 Improves Upon the 30-Year Legacy of the SPR York 4-14 Line Boring Product Line WEBSTER, TEXAS, UNITED STATES, November 2, 2022 /EINPresswire.com ...

A pair of behemoth tunneling machines are getting ready to begin a 3.9-mile underground journey on parallel paths that will one day be known as the first phase of the Purple Line extension stretching ...

This photo taken on Jan. 9, 2026 shows the tunnel boring machine "Xi Wang" in Shanghai, east China. The "Xi Yi" and "Xi Wang" ...