FIELD: construction.
SUBSTANCE: stone arched bridge comprises a stone arch and a support superstructure wall at each end of the stone arch. Method includes steps of forming movable part of rock arched bridge by cutting support superflat walls to form cut on each side of stone arch, lifting force is applied to stone arch to raise stone arch to raised position, and stone arch is fixed in raised position.
EFFECT: invention relates to a method of increasing space under a stone arched bridge.
29 cl, 34 dwg
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