We're using this machine to bore under northbound and southbound I-5 and place conduit (tubes) for lighting system wiring without digging an open ditch across the roadway.
Near S. 320th crews place forms for barrier around the steel framework.
Installing drainage structures in the median. Notice the S. 317th bridge at the upper right and the wall for the new HOV ramp stretching northward from the bridge.
A wall for one of the new HOV ramps stretches southward from a retaining wall near the S. 317th bridge. Buses, carpools and vanpools will pass under the S. 320th bridge (at the top of this photo) as they ascend to or descend from the S. 317th bridge.
Installing a base for a new freeway light pole in the median.
The widened portion of the northbound I-5 bridge over Military Road. The HOV lane will be extended across this bridge and all the way to S. 320th Street as part of this project.
Electricians excavate a shaft for a freeway light pole.
Workers place forms for the traffic barrier next to southbound I-5.
Crews pour concrete inside the forms of the barrier.
Crews install drainage structures at the new roundabout site at S. 317th and 28th S.