Historical
DIN EN 13674-3:2006
Railway applications - Track - Rail - Part 3: Check rails; German version EN 13674-3:2006 (Foreign Standard)
The project 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. Rails specified in Part 1 and 2 of this standard may also be used a as check rails and if so used, they shall comply with the requirements of Part 1 and 2 respectively. Three grades of steel and five rail profiles are specified.
Deutsches Institut für Normung [din]