jˌuːˈɛs tˈuːhˈʌndɹɪd sˈɛvənti ˈeɪt bˈʌs. bɪɡˈæn wˌɛɹ ðə fˈoːɹlˈeɪn sˈɛɡmənt bɪɡˈæn ɔnðə nˈɔːɹθiːst sˈaɪd ʌv pˈiːdmɔnt, ðˈɛn tɹˈævəld saʊθwˈɛst ˌɪntʊ ðə sˈɛntɚɹ ʌvðə sˈɪɾi ænd ˌɪntɚsˈɛktᵻd ˌɛsˈɑːɹ nˈaɪn ænd ðˈɛn tɹˈævəld tə ðə nˈɔːɹθ, kəŋkˈɜːɹənt wɪð ˌɛsˈɑːɹ nˈaɪn ʌntˈɪl ɪɾ ˌɪntɚsˈɛktᵻd ðə fˈoːɹlˈeɪn jˌuːˈɛs tˈuːhˈʌndɹɪd sˈɛvənti ˈeɪt ɔnðə nˈɔːɹðɚn ˈɛdʒ ʌvðə sˈɪɾi.
US 278 Bus. began where the four-lane segment began on the northeast side of Piedmont, then traveled southwest into the center of the city and intersected SR 9 and then traveled to the north, concurrent with SR 9 until it intersected the four-lane US 278 on the northern edge of the city.