MD 28 passes north of the Point of Rocks station of MARC's Brunswick Line where CSX's Metropolitan Subdivision and the Old Main Line Subdivision meet at a wye. The state highway parallels and then crosses at-grade to the south side of the Old Main Line Subdivision at the east end of town.
MD 28 travels north of Point of Rocks station, a junction where the Brunswick Line from MARC intersects with CSX's Metropolitan Subdivision and the Old Main Line Subdivision. The state highway runs parallel to the Old Main Line Subdivision before crossing it at ground level on the south side.