These facilities are not available to ship's staff, and it is for this reason that welding by ship's staff is only permitted under certain specified conditions .
Ezi zibonelelo azifumaneki kubasebenzi base nqanaweni, kungenxa yesi sizathu esibangela ukuba ukuwelda okwenziwa ngabasebenzi basenqanaweni kuvunyelwa phantsi kweemeko ezithile ezicacisiweyo.