分(fen)(fen)隔功能:交(jiao)通(tong)護(hu)欄將機動(dong)車(che)、非機動(dong)車(che)和行(xing)人交(jiao)通(tong)分(fen)(fen)隔,將道(dao)路在斷面(mian)上進行(xing)縱(zong)向分(fen)(fen)隔,是(shi)非機動(dong)車(che),機動(dong)車(che)和行(xing)人分(fen)(fen)道(dao)行(xing)駛(shi),提高了道(dao)路交(jiao)通(tong)的安全性,改善了交(jiao)通(tong)秩序。