SS-EN-13230-4 Complete Document History
Railway applications - Track - Concrete sleepers and bearers - Part 4: Prestressed bearers for switches and crossings

Complete Current Edition:
   2016/A1 EDITION - Railway applications - Track - Concrete sleepers and bearers - Part 4: Prestressed bearers for switches and crossings - Feb. 26, 2020

Obsolete Revision Information:
   2016 EDITION - ENGLISH LANGUAGE EDITION - May 16, 2016
   2009 EDITION - ENGLISH LANGUAGE EDITION - June 22, 2009
   EDITION 1 - ENGLISH LANGUAGE EDITION - Dec. 20, 2002