TDOT crews will continue working on an area of Interstate 40 in Cumberland County at least until tomorrow (Friday, October 20, 2017). The area affected involves east bound traffic at the Plateau Road exit (Exit 311). West bound is not affected. Work will be conducted from late morning until around 6 p.m. central and will be down to one lane of travel. Traffic delays can be expected east bound. Traffic has backed up in the past couple of days back to the 304 mile marker at times.