Green Line (Montreal Metro) Green Line (Montreal Metro) The Green Line (), also known as Line 1, is one of the four lines of the Montreal Metro in Montreal, Quebec, Canada. The line runs through the commercial section of downtown Montreal underneath Boulevard de Maisonneuve, formerly Rue de Montigny. It runs mainly on a northeast to southwest axis with a connection to the Orange and Yellow Lines at Berri-UQAM, and with the Orange Line west of downtown at Lionel-Groulx. The section between Atwater and Frontenac was part of the initial network; the line was extended to Honoré-Beaugrand in 1976 to provide easy access to
Blue Line (Montreal Metro) station, but is rarely used by the Société de transport de Montréal (STM). Construction of Snowdon station began in 1975, with two platform levels. In 1979, the provincial government decided to build the Blue Line. On 16 June 1986 the first section, between Saint-Michel to De Castelnau opened. This was followed by the section from De Castelnau to Parc on 15 June 1987 and Parc to Snowdon on 4 January 1988. The opening of the intermediate station Acadie was delayed for almost three months. It was finally opened on 28 March 1988. Other planned extensions at both ends of the