Overhead sign removal will shut down all lanes of northbound Interstate 71 on Friday morning.
The closures will happen in 15 minute intervals just south of the Mason-Montgomery Road exit. They will begin Friday at 12:01 a.m. and end at 4 a.m.
The left lane will also be closed from 8 p.m. Thursday until 6 a.m. on Friday.
The closures are a part of the ongoing improvements to I-71 at Fields-Ertel/Mason-Montgomery Road.