00486nam a2200145Ia 4500008004100000082001400041082000800055245013100063245000800194260000800202300000900210942000800219999001900227952009400246231017s9999 xx 000 0 und d a388.31220 bWEI 0aCircular: The Roadway Info Structure What? Why? How? Providing for Integrated Information to Roadway System Managers and Users 0cTRB bTRB c30cm cREP c604444d604444 00104070aNITbNITd2023-10-17l0o388.31220 WEIpNIT-1827r2023-10-17w2023-10-17yREP