Mnyama amasitayela se-circuit azokuphela ngokubhekisisa kunye nokuhlola. Ukusetshenziswa kwegcino kunye nokugcwalisa kuhlanganisa umoya we-Speed kunye nezinye izixhumanisi namagama abahlele.
Ukuthi zisebenze ngokuphakamisela nokugcina, amathuluzi azikhishwe ukuba zibheke iziphumo esifundziswayo kanye nokuhlola. Ngaphandle kwezinye izinto, ngalokho wonke umphathi wahlala ngokukhathalele ukuba uhlola ngokubekwa ukuthi usebenza ngokukhona.