DOT e bolela Lefapha la Lipalangoang la United States, ka sepheo sa ho netefatsa hore Amerika e na le tsamaiso e sireletsehileng ka ho fetisisa, e sebetsang hantle le ea sejoale-joale lefatšeng.

Mefuta eohle ea litereilara, ho tloha ho litereilara tsa likepe, likampo le litereilara tsa lipere ho ea ho litšepe tsa mabili a 18, le tsohle tse lipakeng, li tlameha ho ba le mabone a nepahetseng pele li tsoa tseleng.Joalo ka ha Lefapha la United States la National Highway Traffic Safety Administration le na le litlhokahalo tse tiileng bakeng sa mabone a tereilara, lekola sistimi ea mabone a tereilara ho netefatsa hore ntho e 'ngoe le e 'ngoe e lumellana le melao ea mmuso pele o tsoa tseleng e bulehileng e bolelangtsohlelebone la k'haravenee romelloang Amerika Leboea e tlameha ho ba le eona.

Re ba bang ba kholo ka ho fetisisalebone la k'haravenelifeme tsa China tse nang le lab ea liteko tsa DOT mme lebone le leng le le leng le tlameha ho lekoa le ho amoheloa ke maemo a DOT pele sephutheloana le thomello.

Rea u amohela ho ikopanya le merero le rona, lisampole le khotheishene li tla fanoa mahala.