I-40 all lanes at Sycamore View, plus the Sycamore View ramp to westbound I-40.
I-40 all lanes at Wolf River Bridge, which includes eastbound Sam Cooper, the eastbound fly-over and eastbound I-240 to I-40.
The first closure will begin at 10 p.m. and last about 30 minutes, after which traffic will be allowed through.
A second closure will begin at 11 p.m. and also last about 30 minutes.
During the time that the work is being performed, TDOT is encouraging drivers to use SRE-385 between I-40 and I-240.
After this work is completed, these portions of I-40 will resume regular traffic flow.