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Wednesday, November 11, 2026Nov 11

U.S. 127 on Signal Mountain back to two lanes as TDOT finishes road work

In this 2012 staff file photo, road repair on U.S. Highway 127 on Signal Mountain is showing signs of giving way where a section of the southbound lane slid off the mountain in recent years.
In this 2012 staff file photo, road repair on U.S. Highway 127 on Signal Mountain is showing signs of giving way where a section of the southbound lane slid off the mountain in recent years. In this 2012 staff file photo, road repair on U.S. Highway 127 on Signal Mountain is showing signs of giving way where a section of the southbound lane slid off the mountain in recent years.

NASHVILLE – State and contract workers have wrapped up a slope-stabilization project on a section of U.S. 127 on Signal Mountain, restoring two-lane traffic and removing traffic signals and concrete barriers used in the project.

Work on the section, also known as Signal Mountain Boulevard and located near the town’s welcome sign and Shoal Creek Road, was completed Wednesday. Contractor GeoStabilization International LLC finished the work weeks ahead of schedule, according to the Tennessee Department of Transportation’s Chattanooga office.

(Read more: Tennessee Department of Transportation discusses Highway 127 plans)

Instead of a projected 8 to 10 weeks to complete the stabilization work on the key artery connecting Signal Mountain with Chattanooga, it took just six weeks. Work began Aug. 13 with the two-lane highway reduced to one lane and a traffic light to control traffic. TDOT maintenance workers have paved the road, removed the traffic light and temporary pavement markers.

The work was done using crews from GSI under a statewide on-call maintenance contract for soil nailing and slope stabilization. Soil nailing involves machine-driving metal bars into the ground to reinforce and strengthen areas, stopping soil movement.