Without any exaggeration the long-span racks can be assigned for the most spread storage whorehouse systems due to their universality. In dependence on the type of the long-span racks used in complex installations, they can be applied for the storage of a wide spectrum of light materials as well as of medium weight materials. The main elements of the construction of the long-span racks are the vertical frames manufactured of cold-rolled steel profiles and the shelves. In dependence on the supposed charges different types of profile and thickness steel plates are used, particularly these technical parameters determine the maxim admissible charges for the racks.