交通(tong)(tong)(tong)標(biao)(biao)志(zhi)，用文字或符號傳遞(di)引導、限制、警告或指示(shi)信息的(de)(de)道(dao)(dao)路(lu)設施(shi)(shi)。又稱道(dao)(dao)路(lu)標(biao)(biao)志(zhi)、道(dao)(dao)路(lu)交通(tong)(tong)(tong)標(biao)(biao)志(zhi)。在交通(tong)(tong)(tong)標(biao)(biao)志(zhi)中一(yi)般是以(yi)安(an)(an)全、設置(zhi)醒目、清晰、明亮(liang)的(de)(de)交通(tong)(tong)(tong)標(biao)(biao)志(zhi)是實(shi)施(shi)(shi)交通(tong)(tong)(tong)管(guan)理，保證道(dao)(dao)路(lu)交通(tong)(tong)(tong)安(an)(an)全、順暢的(de)(de)重要(yao)措施(shi)(shi)。 交通(tong)(tong)(tong)標(biao)(biao)志(zhi)有多種類型(xing)，可(ke)用各種方式區分為(wei)：主要(yao)標(biao)(biao)志(zhi)和(he)輔助(zhu)標(biao)(biao)志(zhi)；可(ke)動(dong)式標(biao)(biao)志(zhi)和(he)固定式標(biao)(biao)志(zhi)；照明標(biao)(biao)志(zhi)、發(fa)光標(biao)(biao)志(zhi)和(he)反光標(biao)(biao)志(zhi)；以(yi)及(ji)反映行車環境變化(hua)的(de)(de)可(ke)變信息標(biao)(biao)志(zhi)。