ROANE COUNTY, I-40 East and West between Mile Markers 343 and 355: On Sunday, May 21, 2023, motorists should be alert for a possible series of rolling roadblocks between the hours of 7 a.m. and 3 p.m. as utility crews perform overhead line work. Motorists should be alert for slow or stopped traffic, expect delays, and use extreme caution throughout this area.