I live in Montréal and that illuminated bridge is the new Samuel de Champlain bridge with 6 lanes: 3 going to Montréal and 3 going toward the south shore over the St Laurent seaway. In the middle there are two tracks for the REM an electrical sky metro that will go to Montréal Trudeau airport.
MATTHEW'S ISLAND 
I live in Montréal and that illuminated bridge is the new Samuel de Champlain bridge with 6 lanes: 3 going to Montréal and 3 going toward the south shore over the St Laurent seaway. In the middle there are two tracks for the REM an electrical sky metro that will go to Montréal Trudeau airport.