METHOD TO INSTALL ARCH Russian patent published in 2015 - IPC E01D21/00 E04B1/32 

FIELD: construction.

SUBSTANCE: method to install an arch consists in preliminary installation of binding beams, installation of temporary supports of alternating height onto them and serial assembly of arch elements with support against temporary supports. Additional temporary supports of alternating height are mounted on the binding beam at the low level, two side half-arches are assembled on them without support areas, as well as the middle part of the arch, from arch elements Then two side half-arches are hingedly fixed to the middle part of the arch, forming a hinged branch of the arch, afterwards weight-lifting devices are mounted on temporary supports, the hinged branch of the arch is rested on them in a hinged manner, and with the help of weight-lifting devices it is raised to the design height. After installation of support areas and combination of the binding beam and the arch with the help of arch filling the temporary supports are dismantled.

EFFECT: reduced labour costs in arch installation.

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