Try refreshing your browser, or OPP call road closure shots on provincial highways Back to video We apologize, but this video has failed to load. OPP makes closure calls Road closure decisions based on unsafe conditions due to severe weather or collisions on provincial highways are up to the OPP under Section 134 of the Highway Traffic Act (R.S.O. If county staff can’t keep a road open due to snow accumulations, accidents, or reduced visibility, the road may be officially closed., requiring OPP authorization. If the requested road to be closed is in Saugeen Shores, the Saugeen Shores Police Department would be contacted. Bruce County has a limited inventory of road closure signs and barricades that can be placed where requested by police.