30.97 End of interruption of work - split/merged Apr 16, 1988
CEN
CEN/TC 459/SC 4 Concrete reinforcing and prestressing steels
European Norm
Mutual understanding and communication. Rationalization. Interchangeability.
ABANDON
prEN 10 138
30.97
End of interruption of work - split/merged
Apr 16, 1988