Mepụta nsụgharị dị mgbagwoju anya nke ahịrịokwu a Mgbe ọ hapụsịrị St. George, I - 15 na - aga n'ihu n'ebe ugwu ọwụwa anyanwụ ma na - agafe n'akụkụ ugwu nke obodo Washington.
N'ezie, ụdị okwu dị mgbagwoju anya nke ahịrịokwu ahụ bụ "Mgbe ọ hapụsịrị St. George, I - 15 na -aga n'ihu n'ebe ugwu ọwụwa anyanwụ ma na -agafe n'akụkụ ugwu nke obodo Washington, na nkwụsị na Green Springs Drive, Washington Parkway, na State Street (SR - 9). "