FIELD: construction.
SUBSTANCE: lower rib of arches, struts and suspensions are made of ropes; with that, struts are located between the ribs and attached to upper and lower arch ribs, and the suspensions are attached to the upper arch rib and a stiffening beam. Struts and the lower rib are located in inclined planes of arches, and the suspensions are made between arches in the planes parallel to them.
EFFECT: reduction of proper weight of the structure and metal consumption.
7 dwg
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