Lifting platform SP-DELTA enables immobile people to overrule single staircase indoors. Operating (fetch and posting of the platform) is by means of control panel in each stop, further on the platform and into the hands. There is no need of electricity whilst the platform moves, as the platform is equipped with battery that is charged when at stop. Therefore the lifting platform is a huge advantage especially when used at public buildings (hospitals, schools, etc). The platform is installed on the side wall of the staircase or on the pillars. By customer’s request the platform can be equipped with fully automatic folding and splaying of the floor, incursions and barriers. Additionally, it can be equipped with folding upholstered chair. Anyone will appreciate this platform as a tool that helps overcoming any kind of barriers.