FIELD: construction industry.
SUBSTANCE: invention refers to methods and equipment used when arranging transport tunnel with two or three spans under road slab. Method involves delivery and erection of reinforcement cages, removal, relocation and installation of sectional forms, as well as concreting of span abutments with subsequent placing thereon of road slab panels prefabricated and delivered to the place of laying, and provides sufficient improvement of slab erection rate owing to enlarging the scope of performed works.
EFFECT: improving slab erection rate, and reducing labour input of works carried out in the tunnel.
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