Izithathu ze-TBR zinikwe amagama ezintsha ngokuthi izithathu ze-Truck and Bus Radial (TBR) zikhishwa ukulingana nezinye izikhuthazelo zezimali. Izithathu eziqhutywa kakhulu ezinezimo zokungapheli ukukhulula nokuhlola ukuze kube ngena ngendlela encane ngakwesihlanu lokusebenza imibhalo engamandla. Ngokubheka okusetyenziswa kwisebenza lokuziphatha izithathu, izithathu ze-TBR ziyahlala ngokupheleleyo, uzililo olupheleleyo lomdlobi, uhlobo olupheleleyo lwemibuyelo, kunye nomunye weziphiwo zokuthuthukisa. Izithathu ze-TBR zingabhedlise kakhulu lokuncedisi ukuba abasebenzisi bezifunda bekhona bengenayo ukuthi babuyeke kuhluke lokulayishe umnotho ngendlela yokugcina kunye nokucacisa iindlela ezidingekayo.