Drivers can expect the following I-40 lane closures in Seminole and Okfuskee counties Monday for overhead sign maintenance.

I-40 will be narrowed to one lane in each direction between US-377/SH-99 (mm 200) and three miles east of US-377/SH-99 (near mm 203) in Seminole County from 9 a.m. to 2:30 p.m.

Eastbound I-40 will be narrowed to one lane at SH-48 (mm 217) in Okfuskee County from 3 p.m. to 4 pm.