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Information × Registration Number 0213U004625, 0113U007955 , R & D reports Title Conducting research to determine the grade of concrete frost (one party) which is used for the manufacture of prestressed sleepers, and half-bars for turnouts manufactured JSC" Plant Korostens'kyi concrete sleepers popup.stage_title Head Iokova Tetyana, Registration Date 19-12-2013 Organization Joint stock company "Ukrainian zonal scientific research and design institute of civil engineering" popup.description2 The object of research is prestressed -concrete sleepers , half- and -concrete beams prestressed to switches , which are produced at JSC " Plant Korostens'kyi concrete sleepers ." Certification tests conducted to determine the mechanical properties of concrete sleepers, and half- bars for turnouts . Research results is the conclusion of the match marks on concrete sleepers frost resistance of reinforced concrete and prestressed half- bars for switches with regulatory requirements for products.5481 Product Description popup.authors Богданов В.Ф. popup.nrat_date 2020-04-02 Close