Crenshaw/LAX Tunnel Boring Machine Harriet Launch Time-Lapse

June 17, 2016
Harriet, the tunnel boring machine for the 8.5 mile Crenshaw/LAX light-rail project, began tunneling under Crenshaw Boulevard in late April.

Harriet, the tunnel boring machine for the 8.5 mile Crenshaw/LAX light-rail project, began tunneling under Crenshaw Boulevard in late April. This time-lapse documents her first 400 feet of excavation over the course of the next month.