Colac Highway Patrol Unit Speeders fined after operation east of Colac More than 30 motorists are out of pocket after police caught them speeding on the Princes Highway east of Colac in a day-long sting. By David McKenzieJuly 21, 2023 Police nab speeding drivers on Christmas Day Colac Highway Patrol Unit Acting Sergeant Jamie Kahle has praised Colac and district drivers and visitors for abiding by the road rules this festive season. By A Staff ReporterDecember 28, 2018