Saturday, July 2, 2022
Crenshaw/LAX Weekly Project-Area Updates: Week of 7.7.16
By Sentinel News Service
Published July 7, 2016


Northern Segment

Where under Crenshaw Boulevard is “Harriet” the tunnel boring machine?


Harriet has been moving southbound under Crenshaw Boulevard and is now south of Coliseum Street. The tunnel boring machine (TBM) is 400 feet long and 21.5 feet in diameter. The TBM crew is manned by 75 workers laboring on a 24/7 schedule. Harriet is expected to reach the north side of the Martin Luther King Jr. station box by late this summer.

Crenshaw/Expo Station

Walsh/Shea Corridor Constructors (WSCC) is now installing waterproof membrane, building station facilities and the perimeter lower walls as well as grouting work.

Martin Luther King Jr. Station

Walsh/Shea Corridor Constructors (WSCC) continues to work on the station, with work on the subfloor underway. The third bracing segment and waterproofing membrane installation around the lower walls is in process.

Leimert Park Station


The excavation process of a third underground station is almost complete. The contractor is also beginning to work on the subfloor and installing the elevator infrastructure.

UG4 (Portal exit/entrance to the tunnel, between Vernon Avenue and 48th Street)

Excavation continues on the entrance and exit portal to the underground segment, where WSCC is finishing installing braces. The hanging of utilities is taking place as well as removal of the remaining Tesoro pipeline.

Park Mesa Heights (street level segment between 48th and 59th Street)

Work will be done in five stages for the northern segment of the right-of-way in Park Mesa Heights between 54th and 48th streets. New curbs, gutters and sidewalks are being built and new street lights and traffic signals will be installed. Crenshaw Boulevard will also be re-surfaced.

The replacement of a storm drain at specific locations along the western side of Crenshaw Boulevard is also taking place from 48th to 52nd streets.

UG3 (underground segment from 59th to 67th streets)

The process to install steel piles on the east side of the rail right-of-way has been completed. Metro is now working on the west side of Crenshaw Boulevard installing steel piles. Later, excavation will take place in the center of the street.

Categories: Crenshaw & Around | Local | News
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