Noun
mile marker (plural mile markers)
A numbered milepost or sign along a highway, or some other road, used to determine the location of a motor vehicle.
Mile marker 312 to 313, northbound and southbound Overnight alternating lane closures as needed for bridge construction over I-81, weeknights from 8 p.m. to 7 a.m. Left and right shoulders closed 24/7. Source: Internet
Rochester State Patrol investigating a double fatal crash on MNTH 19 Mile marker 171 (2 miles East of I-35) in Rice County. Source: Internet
Mile marker 94 to 97, eastbound and westbound – Overnight alternating lane closures for maintenance of various bridges, Monday through Thursday nights from 8 p.m. to 7 a.m. Source: Internet