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DIN EN 13674-3:2010
Railway applications - Track - Rail - Part 3: Check rails; German version EN 13674-3:2006+A1:2010
This European Standard specifies check rail profiles which have been designed for this purpose. It does not cover guard rails which are to protect vehicle, bridge, viaduct and other structures in the event of a derailment.Three grades of steel and five rail profiles are specified.
Deutsches Institut für Normung [din]