This Technical Report describes the backgrounds to the revision on EN 450-1:2005+A1:2007, Fly ash for concrete - Part 1: Definition, specifications and conformity criteria.
DS/CEN/TR 16443:2013 history
2013DS/CEN/TR 16443:2013 Backgrounds to the revision of EN 450-1:2005+A1:2007 - Fly ash for concrete