PR 448 begins in the
Municipality of Boissevain-Morton at a junction with
PTH 10 (John Bracken Highway) just north of
Boissevain, heading west through rural farmland. It goes through a couple switchbacks as it begins travelling along the northern shores of
Whitewater Lake for several kilometres before making a sharp right onto Road 124W. Heading north through rural farmland, the highway junctions with
PR 343 between
Croll and
Regent shortly before entering the
Municipality of Grassland, continuing north through rural areas to enter the town of
Elgin and come to an end at an intersection with
PTH 23, with the road continuing north as Souris Avenue. The entire length of PR 448 is a gravel, two-lane highway. ==History==