UXBRIDGE: In support of Durham Vision Zero, The Regional Municipality of Durham will be installing a 70 kilometre per hour (km/h) posted speed limit on Lake Ridge Road (Regional Road 23) in the Township of Uxbridge. The speed limit reduction from 80 km/h to 70 km/h will take place on Lake Ridge Road, from 740 metres south of Chalk Lake Road (west leg) to 675 metres north of Chalk Lake Road (west leg), in Uxbridge. The speed limit reduction signs will be installed in early No