40.97 End of interruption of work - split/merged Feb 6, 1999
CEN
CEN/TC 169 Light and lighting
European Norm
This European Standard defines and describes the conventions and mathematical procedures to be adopted in calculating the photometric performance of road lighting installations designed in accordance with prEN 13201-1 and prEN 13201-2.
ABANDON
prEN 13201-2
40.97
End of interruption of work - split/merged
Feb 6, 1999