Ukuwelda kubaluleke kakhulu kwishishini lenqaba yentsimbi. Idlala indima ebalulekileyo kuqhagamshelo lwesakhiwo, ukugcinwa, ukuxhathisa umoya kunye nokuqinisekiswa komgangatho wenqaba. Nangona kunjalo, izixhobo ze-welding kunye nezixhobo ezisetyenziswa kwimisebenzi ye-welding zivelisa amaqondo okushisa aphezulu, amandla aphezulu kunye neentlantsi, ezibonisa ingozi yomlilo.

Nge-13 kaJulayi, i-XY Tower yaququzelela abasebenzi be-welding ukuba bathathe inxaxheba kuqeqesho lomsebenzi wokuwelda. Injongo yolu qeqesho kukuhlakulela amanyathelo achanekileyo okhuseleko lomlilo wabasebenzi, ukukhuthaza ukuqaphela ukhuseleko olulungileyo lwemisebenzi ye-welding, ukuqinisekisa ukhuseleko lwabasebenzi, kunye nokunciphisa umngcipheko weengozi zomlilo.