Other-Government/Military Waukesha, WI – Fire at municipal garage controlled with assistance from sprinkler system January 6, 2017 viking210 Waukesha police and fire responded to the Municipal Garage on Sentry St. after a sprinkler water flow alarm was set off just before 8 p.m. Friday. According to the police report, a small fire was located inside a dump truck approximately 200 feet in the property. The report stated that the fire was knocked down with a water can several minutes after the alarm was reported.