ɐ ɹˈoʊdweɪ ɛɡzˈɪstᵻd fɹʌm æt lˈiːst nˈaɪntiːnhˈʌndɹɪd sˈɛvənti, wˌɛn ðə ɡˈʌlfɡeɪt bɹˈɪdʒ lˈeɪɾɚ ɹᵻnˈeɪmd mˈɑːɹtɪn lˈuːðɚ kˈɪŋ bɹˈɪdʒ wʌz kəmplˈiːɾᵻd; ðə ɹˈaʊt wʌz dˈɛzɪɡnˌeɪɾᵻd ˌɛsˈeɪtʃ ˈeɪɾi tˈuː ɪn nˈaɪntiːnhˈʌndɹɪd sˈɛvənti fˈaɪv.
A roadway existed from at least 1970, when the Gulfgate Bridge (later renamed Martin Luther King Bridge) was completed; the route was designated SH 82 in 1975.