EN: Industrial staircase in H0 scale (1:87). This staircase is 94.3mm tall, measured from ground to the top of the upper platform. The staircase is 29mm wide and 48mm deep (between outsides of platforms). The upper platform has railings on all sides, just cut out the piece of railing you don't need.
This model is available in various heights:
DE: Industriellen Treppen in Spur H0