Isilingi esiphakamisayo esiphulukene nombala waso wokuqala siyinto eqhelekileyo kwiindawo zemisebenzi. Uninzi lwee-riggers luyazibuza: ngaba kukhuselekile ukusebenzisa? Impendulo emfutshane-ngokwemigangatho yoshishino-ayikho. Ukukhanya kombala kukubonakalisa ukuthotywa kwe-ultraviolet (UV), eyenza buthathaka iifayili zokwenziwa kunye nokunciphisa umthamo wokuthwala umthwalo we-sling. Esi sikhokelo sivavanya ukuba umbala ophelileyo uthetha ukuthini ukhuseleko lwesilingi, indlela yokwahlula umonakalo we-UV ukusuka kwezinye iintlobo zokuguqulwa kombala, kunye neendlela ezithile zomhlalaphantsi ezichazwe kwi-ASME B30.9 kunye ne-Washington Administrative Code (WAC) imimiselo. Kubaphathi bokurhwaphiliza kunye neengcali zokhuseleko, ukuqonda iimpembelelo zesilingi esiphelileyo kubalulekile ekuthinteleni ukusilela okuyintlekele.