The modular prefabricated to the erection has a dry basis structures soutenement, building work carried out on the basis of said element, and advantages of erection has a dry basis of said structure.

摘要

-. & br / - the invention relates to a prefabricated element modular comprising locking means arranged on the face of support (7) of the element (1) and means consist of self - engageable comprising: & br / . at least one male shape (11), & br / and at least one female shape (12), said shaped features (11, 12) being disposed in opposition on the face of support (7) in order to engage automatically respectively with the female configurations (12) and male (11) of the immediately upper and lower elements, so as to contain the traction force (f) resulting from the ground (27) to support and of the damper plate for supporting the rear of the said web. & br / - building block self - switchable.