A warning has been sounded over the proposed Bellaghy-Collooney Greenway.
Last week it was announced that €700,000 was allocated to the project which was part of a nationwide funding pot from the TII.
But Sinn Fein MEP Chris MacManus believes that the project must remain a safe distance from the rain line itself.
He says if a greenway is constructed on the line it would make it much more difficult for it to be brought back into use: