The intersection of Highways 35 and 335 south of Nipawin is closed today until about 6:00 tonight. RCMP are conducting additional collision scene testing and analysis related to the Humboldt Broncos bus crash on April 6th. All roads leading to the intersection will be barricaded with detours in place. There will be no access to the memorial site while this takes place. A team of 12 Collision Reconstruction specialists will be assisted by an additional eight RCMP members responsible for traffic control.