Issewal-i fal ichikilan n abara tan ajjotnen daɣ Amrik?
Sistem n abara tan n addinat daɣ addawla tan Amrik eha s tizarat Highways d Local Roads Federal Highway Administration (FWHA) wan United States Department of Transportation taqqal fal abara tan ijjanen fal alxidmaten id eɣna s attribut tan chund alxadudan n tajute, teɣare n abara d anmizlay Daɣ alxidmaten n abara tan addobat nat askut n abara tan daɣ ihandagan win uchray 1. azuk wan alɣalim Interstates d arterial system 2. azuk wan issin Arteries iyyad 3. azuk wan issin Imasajadan 4. azuk wan issin Kel akal  Sistem wan interstate eqqal sistem wa ezzaran n askut n alxidmat n abara Ahan Highways d Freeways s alxadudan n vites wi maqqornen tolas ardahan s isikilan ajjotnen war n ila afanaz hullan Atwakasan s ichiritan olaɣnen, eɣanni n ismawan d isalan n alxaqqan Alwaqqan iyyad s itawan Arterial roads fal as hak in assaɣat assohen jir rejion tan daɣ Amrik Interstate 95 meɣ I-95 eqqal almital n abara iyyan daɣ idagan win alqiblat n Amrik eha Florida har Maine Sistem wan arterial eha U.S. Highway tan hakkinen aharoj jir rejion tan war n ila Interstate i ad issiwidan isikilan  Ihandagan iyyad ahanen abara tan d abara tan wi maqqornen hakkinen sistem wan Interstate s afissar net s data Ilan ti iddikud n alxadudan n vitesse andarran Harkuk issewalan tiɣarmaten id idagan n aɣrim Ikyad as aqqalan abara tan madroynen Almital, North Carolina Highway 55 (NC-55) eqqal abara n addawla wa ezzaran osaɣan ihandagan ajjotnen n rejion d aɣrim daɣ addawla tan North Carolina  Collector tan aqqalan a assohen i asirtay n ichaɣib wan iɣirman s abara tan win akal s abara tan win jir addawla tan s immik wa s ijja awen Ilan ti iban tikarsiwen ajjotnen tolas aqqadnen daɣ tišijrit A ilan har ajjudi alxadudan n vitesse madroynen (30-35 mph) Awen addobat a ehan abara tan win addawla wi osaɣnen abara tan win akal id abara tan win arterial  Daɣ samando, abara tan win akal ijjan aharoj jir tawseten, rejion tan, ifirjan d ihandagan iyyad n akal Ikyadan ašrut wa maqqoran n sistem wan abara tan n Amrik