BONAVENTURE HIGHWAY (A-10) The following closures are in effect from Friday at 9:30 p.m. and Saturday at 7 a.m.: The Bonaventure Highway (A-10) East between Weillington St. and the Carrie-Derick St. entrance, and heading west on the highway between the Pierre-Dupuy Ave. exit (2) and Wellington St. NUNS' ISLAND AREA From Saturday at 1 a.m. to Monday at 5 a.m., the following closures will be in effect: The Nuns' Island exit (58) at the end of the Samuel-De Champlain Bridge heading towards Montreal. The Nuns' Island entrance for the Bonaventure Highway (A-10) West. A-20/R-132/SAMUEL-DE CHAMPLAIN BRIDGE INTERCHANGE From Friday at 10 p.m. to Sunday at 11 p.m., the following closures will be in effect: