 A pathway connects to the rest of the complex.Atlantic Avenue–Barclays Center (originally Atlantic Avenue) on the BMT Brighton Line has two tracks and an island platform.The platform has seven staircases, three to the main mezzanine, two to the Hanson Place exit at the north end, which is an escalator that leads to a separate mezzanine with no transfers to the other lines and two at the south end, which leads to both an exit immediately adjacent to Barclays Center and another mezzanine that connects to the IRT platforms.