FIELD: construction.
SUBSTANCE: curb comprises prefabricated metal shaping elements, every of which comprises a bottom and sides, where fixation elements are provided, every prefabricated metal shaping element is equipped with a cover, a bottom, having a shape of isosceles trapezoid in plan, sides having a shape of rectangular trapezoid in plan, a large side of one is equal to the larger base of the bottom and is fixed to it, a large side of the other is equal to the smaller base of the bottom and is fixed to it. In the working position lateral faces of sides are vertical, and upper sides are in a horizontal plane. The cover in plan has a sector shape, to the top of which there is a bushing fixed, the axis of which is normal to the cover plane. At least one side of the cover is provided with a side. Stairs may be made with a rise to the left or to the right, side walls of the stairs may be smooth or faceted.
EFFECT: curb is easy to dismantle, has a relatively low weight and volume and therefore is easily transported.
5 dwg
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