Ixhotyiswe ngenkqubo yokucoca umoya enamanqanaba amabini kunye nesihluzo sepetroli esinamanqanaba amaninzi, le nkqubo yenzelwe ngokukodwa iindawo ezinothuli oluninzi ezifana nemigodi kunye neengcibi, yandisa ubomi benjini kunye neyunithi ephambili kwaye iqinisekisa ukusebenza okuthembekileyo ixesha elide kwiimeko ezinzima.
Umthamo wetanki yepetroli unokuhlangabezana neemfuno zokusebenza rhoqo kangangeeyure ezingaphezu kwe-10, kunciphisa amaxesha okugcwalisa amafutha kunye nexesha lokungasebenzi. Ifanelekile kwiindawo zokwakha ezikude ezikude nezikhululo zepetroli, ukumba imisele, kunye nezinye iimeko zokusebenza rhoqo, nto leyo ephucula ukusebenza kakuhle kokwakha.