Current Tunnel Projects

ASC’s Current Urban Transportation Projects

PL2 (Tunnels & Stations); 2.55 Miles, twin bored tunnels, 14 Cross-passages, two underground Cut-&-Cover Stations, Trackwork, Systems
https://www.tutorperini.com/projects/rail-mass-transit/purple-line-extension-section-2/

PL3 Tunnels; 2.59 Miles, twin bored tunnels, 14 Cross-passages, Tail Track Exit Shaft, I-405 & Sepulveda Blvd. Crossing.
https://www.frontierkemper.com/projects/civil/purpleline-ext-3-tunnels.html

PL3 Stations; Two underground Cut-&-Cover Stations, Train Control, Communications, Traction Power and Trackwork.
https://www.tutorperini.com/projects/rail-mass-transit/purple-line-extension-section-3-stations/