公路聲(sheng)(sheng)屏障主(zhu)要由鋼結構(gou)立(li)(li)柱(zhu)和(he)吸(xi)隔(ge)(ge)聲(sheng)(sheng)屏板(ban)兩(liang)部分組成,立(li)(li)柱(zhu)是(shi)聲(sheng)(sheng)屏障的主(zhu)要受力構(gou)件(jian),它通(tong)過(guo)螺栓(shuan)或焊接固定(ding)在(zai)道路防(fang)撞(zhuang)墻或軌(gui)道邊的預埋鋼板(ban)上;吸(xi)隔(ge)(ge)聲(sheng)(sheng)板(ban)是(shi)主(zhu)要的隔(ge)(ge)聲(sheng)(sheng)吸(xi)聲(sheng)(sheng)構(gou)件(jian),它通(tong)過(guo)高強(qiang)彈(dan)簧卡子將其固定(ding)在(zai)H型立(li)(li)柱(zhu)槽內,形成聲(sheng)(sheng)屏障。聲(sheng)(sheng)屏障的設計已(yi)較(jiao)為(wei)充分地(di)(di)考慮(lv)了高架高速道路、城市輕軌(gui)、地(di)(di)鐵的風(feng)載(zai)、交通(tong)車輛的撞(zhuang)擊(ji)安全和(he)全天候(hou)的露天防(fang)腐問題。它外(wai)形美觀(guan)大方,制作精致,運輸、安裝方便,造價低,使用(yong)壽命長,特別適用(yong)于高架高速道路和(he)城市輕軌(gui)、地(di)(di)鐵的防(fang)噪聲(sheng)(sheng)使用(yong),是(shi)現代化(hua)城市理想(xiang)的隔(ge)(ge)聲(sheng)(sheng)降噪設施.