Angeli, the tunnel boring machine, was lowered into the ground near 1st and Central in late 2016 and began digging the tunnels in early February.
L.A. Metro breaks ground on Regional Connector light rail segment
The project will reconfigure Metro's three existing LRT lines into two lines, which will eliminate the need for riders to make cumbersome transfers from light rail to the Metro Red or Purple Line subway system, and then back onto light rail, to reach their destinations.