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Registration Number

0211U005976, 0110U005355 , R & D reports

Title

Working out the Standards of National State Road Administration (Ukravtodor) for the rehabilitation of bridge structures having cracks, by injection method

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Head

Polyuga R.,

Registration Date

20-12-2011

Organization

State Highway Scientific Research Institute

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Object of development is the standard of Ukraine of organization "Structures of transport. Bridges and culverts. Restoring by injection technique of bridge structures built in reinforced concrete and impacted by cracks formation". Application domain of technique is reconstruction and repair of cemented and reinforced-concrete bridge structures, which are reinforced by either ordinary or preliminary tension armatures. Standard imposes requirements and criteria of accordance, material indexes for repair and protection of concrete support structures as for cracks filling with use of injection technique. Standard determines the indexes on materials to be injected, sealed as also on compound materials, technology of injection into concrete and reinforced-concrete bridge structures and equipment for injection and sealing-in of cracks as well.This development will have a long-term social effect; it conditions the increase of resources of operational maintenance of artificial structures and reducing of subventions on repairs of motor road bridges.

Product Description

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Коваль П.
Лучко Й.
Полюга Р.
Сташук П.
Фаль А.

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2020-04-02