Traffic Messaging Channel(string)

ogc_fid(integer)

urban_code(string)

region_code(string)

county(string)

ua_name(string)

mpo_code(string)

mpo_name(string)

wkb_geometry(object)

year(number)

speed_pctl_5(number)

speed_pctl_20(number)

speed_pctl_25(number)

speed_pctl_50(number)

speed_pctl_75(number)