Ngokwesikhashana esincinci, lokhu olunye ukuhambelana nge-TBR kunye ne-tires zakahulumeni ezilungileyo yintoni ngenxa yakhe. I-tires ze-TBR zikhona ngaphandle kakhulu ukusetshenziswa ekhaya kanye nokuthiwa emfazweni njengoba zizibhedlela ukuba zisethwe ukusuka izinsuku eziphakathi kanye nokuthiwa endaweni yokusebenza. Ngokugcina, i-tires zakahulumeni zisetshenziswa ukusetshenziswa ezindaweni zemigca ngokubhekisisa ukuphumula okusebenzayo kanye nokuthiwa okulandelayo. Ukukholelwa kuhloniphe umphilo wamaphrojekthi ababonisa amadifeyenti aqinisekise ukuthiwe imigca engasetyenziswa ngokubalulekileyo ngokwesintu sokusebenza kunye nokuhlola.