ONORM EN 13230-4:2020现行
Railway applications - Track - Concrete sleepers and bearers - Part 4: Prestressed bearers for switches and crossings
出版：Osterreichisches Normungsinstitut
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基本信息
标准编号： ONORM EN 13230-4:2020
出版单位：Osterreichisches Normungsinstitut
标准页数：24
标准简介
This part of the EN 13230 series defines additional technical criteria and control procedures as well as specific tolerance limits related to manufacturing and testing prestressed bearers for switches and crossings with a maximum length of 8,5 m. Bearers longer than 8,5 m are considered as special elements and will comply with FprEN 13230 5:2015.
本标准替代的旧标准
