The Viau Bridge (officially in French: Pont Viau; formerly called the Ahuntsic Bridge, French: Pont Ahuntsic) was built in 1930, rebuilt in 1962 and widened in 1993. The bridge spans the Rivière des Prairies between the Montreal borough of Ahuntsic-Cartierville and the Laval neighbourhood of Pont Viau. It is part of Route 335. About 36,000 drivers cross the bridge each weekday. The Société de transport de Laval has a designated bus lane for one of its bus routes heading south towards Henri-Bourassa Terminus Nord and the Henri Bourassa Station and north towards Cartier Station. The Orange Line (Line 2) of the Montreal Metro that was extended in 2007 northward to Laval is backed up with the bus route of the same number. On August 8, 2007, a large hole and crack in the bus-only lane near the