prEN 450-2 specifies the scheme for the evaluation of conformity of fly ash according to prEN 450-1, including certification of conformity by a certification body.
The standard provides technical rules for the production control by the manufacturer, including autocontrol testing of samples, and for the tasks of the certification body. It also provides rules for actions to be followed in the event of non-conformity, the procedure for the certification of conformity and requirements for dispatching centres.
Rregullorja (BE) Nr. 305/2011 e Parlamentit Evropian dhe e Këshillit e datës 9 Mars 2011 që parashtron kushtet e harmonizuara për tregtimin e produkteve të ndërtimit dhe shfuqizimin e Direktivës së Këshillit KEE/89/106
English