30.97 End of interruption of work - split/merged Mar 25, 1993
CEN
CEN/TC 254 Flexible sheets for waterproofing
European Norm
This European Standard specifies requirements for bitumen underlays. The main addressed characteristics will be: water tightness, gas permeability, mechanical properties like the resistance to perforation or the impact resistance and the durability of those characteristics against chemical or biological agents and/or weathering.
ABANDON
cen:proj:12759
30.97
End of interruption of work - split/merged
Mar 25, 1993