WIS 28 turns east off the concurrency  further north and junctions with Interstate 41 (I-41) after another  east. The Washington County line is at this junction. WIS 28 crosses US 45 in Kewaskum and turns northeast onto WIS 144 north in Boltonville.
WIS 28, which starts off the intersection, continues northward and joins Interstate 41 (I-41) after another eastward turn. The Washington County line is at this junction. WIS 28 crosses US 45 in Kewaskum and turns northeast onto WIS 144 north in Boltonville.