The Regional Municipality of Durham

Public Service Announcement

All-way stop at Columbus Road and Grandview Street to be changed to two-way stop

WHITBY, ON August 04, 2016

The Regional Municipality of Durham, Works Department would like to advise residents of traffic stop changes at the intersection of Columbus Road and Grandview Street (Regional Road 3) in Oshawa. The intersection will be converted from an all-way stop to a two-way stop on Grandview Street only. East-west traffic on Columbus Road will no longer be required to come to a stop.


Beginning Aug. 10, weather permitting.


Columbus Road and Grandview Street (Regional Road 3) in the City of Oshawa.


The change is a result of traffic volume changes due to construction activity and the recent opening of Highway 407.


To learn more about traffic engineering and operations in Durham Region, visit

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For more information, please contact Corporate Communications.