Kewaskum Police Department: ** CONSTRUCTION UPDATE ** Hwy 45/Fond du Lac Avenue at Hwy 28/Main Street in Kewaskum will be closed June 2nd 5:00 a.m. through June 8th. The official DOT detour - Take Hwy 28 west to Hwy W south to Hwy H back to Hwy 45 for southbound or vice versa for northbound traffic through Kewaskum