交通(tong)標(biao)(biao)(biao)線(xian)(xian)(xian)(xian)(xian)(xian)(xian)(xian)(xian)，是(shi)指由標(biao)(biao)(biao)劃于(yu)路(lu)面的(de)各種線(xian)(xian)(xian)(xian)(xian)(xian)(xian)(xian)(xian)條(tiao)、箭(jian)頭、文字以及立體標(biao)(biao)(biao)記、突起路(lu)標(biao)(biao)(biao)和路(lu)邊線(xian)(xian)(xian)(xian)(xian)(xian)(xian)(xian)(xian)輪(lun)廓標(biao)(biao)(biao)記等(deng)構成的(de)交通(tong)信號設施。 道路(lu)交通(tong)標(biao)(biao)(biao)線(xian)(xian)(xian)(xian)(xian)(xian)(xian)(xian)(xian)的(de)作用是(shi)使(shi)機動車(che)(che)、非機動車(che)(che)和行人分(fen)(fen)隔，提(ti)高(gao)道路(lu)利用率，減(jian)少或防止交通(tong)事故發生，并與交通(tong)標(biao)(biao)(biao)志、交通(tong)信號配合(he)使(shi)用，增加(jia)其有效性。 交通(tong)標(biao)(biao)(biao)線(xian)(xian)(xian)(xian)(xian)(xian)(xian)(xian)(xian)有70多種，按標(biao)(biao)(biao)劃方(fang)法(fa)可分(fen)(fen)為(wei)(wei)白(bai)色虛(xu)線(xian)(xian)(xian)(xian)(xian)(xian)(xian)(xian)(xian)、白(bai)色實(shi)線(xian)(xian)(xian)(xian)(xian)(xian)(xian)(xian)(xian)、黃(huang)(huang)(huang)色虛(xu)線(xian)(xian)(xian)(xian)(xian)(xian)(xian)(xian)(xian)、黃(huang)(huang)(huang)色實(shi)線(xian)(xian)(xian)(xian)(xian)(xian)(xian)(xian)(xian)、雙白(bai)虛(xu)線(xian)(xian)(xian)(xian)(xian)(xian)(xian)(xian)(xian)、雙白(bai)實(shi)線(xian)(xian)(xian)(xian)(xian)(xian)(xian)(xian)(xian)、雙黃(huang)(huang)(huang)虛(xu)線(xian)(xian)(xian)(xian)(xian)(xian)(xian)(xian)(xian)和黃(huang)(huang)(huang)色虛(xu)實(shi)線(xian)(xian)(xian)(xian)(xian)(xian)(xian)(xian)(xian)等(deng)；按作用又可分(fen)(fen)為(wei)(wei)車(che)(che)行道中心線(xian)(xian)(xian)(xian)(xian)(xian)(xian)(xian)(xian)、車(che)(che)道分(fen)(fen)界線(xian)(xian)(xian)(xian)(xian)(xian)(xian)(xian)(xian)、停止線(xian)(xian)(xian)(xian)(xian)(xian)(xian)(xian)(xian)、減(jian)速讓行線(xian)(xian)(xian)(xian)(xian)(xian)(xian)(xian)(xian)、人行橫道線(xian)(xian)(xian)(xian)(xian)(xian)(xian)(xian)(xian)、導流線(xian)(xian)(xian)(xian)(xian)(xian)(xian)(xian)(xian)、導向(xiang)箭(jian)頭和左轉彎導向(xiang)線(xian)(xian)(xian)(xian)(xian)(xian)(xian)(xian)(xian)等(deng)；按功能則僅分(fen)(fen)為(wei)(wei)三類：一(yi)是(shi)指示標(biao)(biao)(biao)線(xian)(xian)(xian)(xian)(xian)(xian)(xian)(xian)(xian)，二是(shi)禁止標(biao)(biao)(biao)線(xian)(xian)(xian)(xian)(xian)(xian)(xian)(xian)(xian)，三是(shi)警告(gao)標(biao)(biao)(biao)線(xian)(xian)(xian)(xian)(xian)(xian)(xian)(xian)(xian)。