The Toronto Triathlon will close down sections of Lake Shore Boulevard, the Gardiner Expressway and the Don Valley Parkway.
The triathlon will close the eastbound lanes of Lake Shore between Parkside Drive and Newfoundland Road until 12 p.m. on Saturday.
Triathletes will on Sunday shutter the eastbound lanes of the Gardiner from the Humber River to the DVP, while the DVP’s northbound lanes will be closed from the Gardiner to Eglinton Avenue East until 12 p.m..
Also on Sunday, subway service between St. George and Pape stations will not start until 12 p.m. due to rail installation. Trains will turn back from both stations, though the stations will be open to shuttle buses.