The Montreal metro's blue line extension is coming more slowly than the 24 bus during rush hour, but it's coming! For years, Montrealers have suffered the slow drip of information about the transformative project. The first metro extension in decades, it's set to reshape transportation along a huge swath of the city. Now, finally, it appears the final pieces of the extension-planning puzzle are falling into place. Here's everything we know about the STM blue line extension so far.