Stahlbetontreppe
consolis
The first category comprises straight stair units. They are made of both individual precast flights and landings or combined flight and landings. In the latter solution there may be differential levels at floors and half-landings, necessitating a finishing screed or other solution.
The second category comprises monobloc staircases. They can be used either in the stairwells or individually between the different storeys.
