Crews build I-5 flyover ramps in Federal Way | Time-lapse video

On March 24, construction crews began placing large bridge girders for a new freeway ramp at Interstate 5 and State Route 18 in Federal Way.

According to Washington State Department of Transportation, two cranes lifted the 100-ton, 158-foot-long concrete girders into place from approximately 8 a.m. to 3 p.m. Thursday and Friday. Four girders were placed each day.

Click here to read more about the Triangle Project, which is intended to reduce traffic congestion at the Interstate 5/State Route 18/State Route 161 interchange. This project is expected to be completed in late 2012 or early 2013.