Your Thursday traffic briefing courtesy of Stephanie Henry. Westbound 401 volume delays in the Collector from Mavis to Winston Churchill with two left lanes blocked by construction. All Express lanes closed. Westbound 401 heavy delays from Morningside in the Collector and Express. Eastbound 401 all Express lanes closed from Winston Churchill to Mavis. Southbound 427 delays from Bloor to ramp to QEW still closed for construction. Eastbound Gardiner delays from Kipling in Collector and Express.