This standard BS EN 13230-2:2016 - TC Tracked Changes. Railway applications. Track. Concrete sleepers and bearers is classified in these ICS categories:
45.080 Rails and railway components
93.100 Construction of railways
91.100.30 Concrete and concrete products
This part of the EN 13230 series defines additional technical criteria and control procedures related to the manufacturing and testing of prestressed monoblock sleepers.