sentences:  SR 5B followed what was then Second Street, from Bonanza Road (then SR 5A) south past Stewart Avenue to end at Fremont Street (which was SR 5, SR 6 and possibly US 91 and US 93 at the time), a distance of approximately .The SR 5B designation was eliminated in the 1976 renumbering of Nevada's state highways.Presumably, State Route 602 was assigned at that time.