Redirect Notice
The previous page is sending you to
https://esb.bra.nrw.de/2-technische-richtlinien-und-rundverfuegungen/215-grubenbaue/richtlinie-ueber-das-explosionsfeste-abdaemmen-von/anlage-2
.
If you do not want to visit that page, you can
return to the previous page
.