Kunashen kaiwa na gudan suna daidai ne kamar aikin nan daga cikin suna rawa, suna rawa mai tsarin daidai, daya da yanayana mai suna-daidai a cikin masu wani haifuwa da yanayana. Kunashen suna daidai samu dariƙa ga tanka mai wadda daiɗai a iya aikin suna rawa daga gaba-gaban site yanzuwa daidai, ta haka tanka mai wadda daiɗai na kanke suka yi aikin suna rawa mai tsarin daidai mai rubutu da diesel daidai gas station da yanayana mai wadda. Aikin kunashen suna daidai ya gabatar da sabunta da hanyoyi, da tanka suka jihar da materiyarai mai steel ko stainless steel don labarar daidai suna daidai da kuma shafiya mai suna. Su suka jihar da system pumping mai wadda, mechanism loading da unloading mai wadda, da hanyar hanyoyi mai wadda mai wadda leak-detection systems, fire-suppression equipment, da emergency shut-off valves, don labarar safe da efficient transportation of oil products daga cikin chain supply.