摘要: |
OVERVIEW: The widening project just north of Nashville includes one additional travel lane in each direction (6 total lanes); replacing and widening 10 bridges (5 mainline bridge pairs); replacing 4 overpasses; 17 retaining walls; and intelligent transportation system (ITS) facilities throughout the corridor. COMPLETED WORK: Various locations of undercut and rock fill, temporary shoulder pavement, lane shifts, and barrier rail installation. ONGOING WORK: Undercut and rock fill on the south end of project; demolition of bridges 1 and 3. FUTURE WORK: Remaining grading, drainage, and bridge work; ITS installation and lighting installation. |