US lawArizonaRegulationsTitle 11 — MinesChapter 1 — State Mine InspectorR11-1-638R11-1-638R11-1-638. Posting traffic rulesLast amended: 1980Length: 11 wordsOfficial source Cite as Ariz. Admin. Code § R11-1-638Traffic rules including speed, signals, and warning signs shall be posted.PreviousR11-1-637NextR11-1-639