交(jiao)(jiao)通(tong)(tong)標(biao)(biao)志(zhi)，用文字或符號傳遞(di)引(yin)導、限(xian)制、警告或指示信息的(de)道(dao)路(lu)設施(shi)(shi)。又稱道(dao)路(lu)標(biao)(biao)志(zhi)、道(dao)路(lu)交(jiao)(jiao)通(tong)(tong)標(biao)(biao)志(zhi)。在交(jiao)(jiao)通(tong)(tong)標(biao)(biao)志(zhi)中(zhong)一般(ban)是以安全、設置醒目、清晰、明亮(liang)的(de)交(jiao)(jiao)通(tong)(tong)標(biao)(biao)志(zhi)是實施(shi)(shi)交(jiao)(jiao)通(tong)(tong)管(guan)理，保(bao)證道(dao)路(lu)交(jiao)(jiao)通(tong)(tong)安全、順暢的(de)重要措施(shi)(shi)。 交(jiao)(jiao)通(tong)(tong)標(biao)(biao)志(zhi)有多種類(lei)型，可(ke)用各種方(fang)式(shi)區分為：主(zhu)要標(biao)(biao)志(zhi)和輔助標(biao)(biao)志(zhi)；可(ke)動式(shi)標(biao)(biao)志(zhi)和固(gu)定式(shi)標(biao)(biao)志(zhi)；照明標(biao)(biao)志(zhi)、發光標(biao)(biao)志(zhi)和反光標(biao)(biao)志(zhi)；以及反映行車(che)環境變化的(de)可(ke)變信息標(biao)(biao)志(zhi)。