MONTREAL — The two elevators at the Berri-UQAM metro station connecting the green line will go into operation starting Friday. The station already has elevators connecting the orange line. The busiest station in the metro network, with its 12.6 million commuters in a normal year, Berri-UQAM already underwent $87 million worth of upgrades from 2010 to 2017. Starting in 2018, a new $28-million project began, which resulted in the elevators' construction to assist those with mobility issues navigate the busy station. Other parts of the ongoing project include: Berri-UQAM is one of 16 STM metro stations with elevator access. Elevator construction is underway at the following stations: Elevator construction is planned for the following stations: