Webb basement window escape

An integral basement escape window structure adapted to extend upwardly from an opening in a basement wall and outwardly of said wall above ground level, comprising parallel spaced apart side walls, a front wall, a bottom wall, a top wall having an escape opening, a window and external flange means molded in said structure, a waterproof top normally closing said escape opening and adapted to be opened by a push from below, said structure being generally open between said walls on the basement side, and means molded in said structure for ascending from the basement to said escape opening on the outside of the building structure in which said window structure is installed, wherein said flange means of said structure extends outwards from said side walls, said top wall, and said bottom wall, and said flange means is positioned to be secured fixedly to the wall of the said building structure, wherein said flange means is spaced apart from the opening of said structure inserted within said basement, and said means for ascending the interior of said structure comprises a plurality of steps molded therein, said steps extending from said bottom wall to the front wall in which a window is secured, said window being vertical and below said top.