交(jiao)通(tong)(tong)標(biao)(biao)志，用文字(zi)或符號傳遞(di)引導、限制(zhi)、警告或指示信息的(de)道(dao)路設(she)施。又稱(cheng)道(dao)路標(biao)(biao)志、道(dao)路交(jiao)通(tong)(tong)標(biao)(biao)志。在交(jiao)通(tong)(tong)標(biao)(biao)志中一般是以安(an)全、設(she)置醒目、清晰(xi)、明亮的(de)交(jiao)通(tong)(tong)標(biao)(biao)志是實施交(jiao)通(tong)(tong)管理，保證道(dao)路交(jiao)通(tong)(tong)安(an)全、順暢的(de)重要(yao)措施。 交(jiao)通(tong)(tong)標(biao)(biao)志有多種類(lei)型，可(ke)用各種方式(shi)區(qu)分為：主要(yao)標(biao)(biao)志和輔助標(biao)(biao)志；可(ke)動(dong)式(shi)標(biao)(biao)志和固定式(shi)標(biao)(biao)志；照(zhao)明標(biao)(biao)志、發光標(biao)(biao)志和反(fan)光標(biao)(biao)志；以及反(fan)映行車環境變化的(de)可(ke)變信息標(biao)(biao)志。