北京道路護欄施工總體方案

    道路護(hu)欄(lan)工(gong)(gong)(gong)程(cheng)擬選用要點(dian)突破關健工(gong)(gong)(gong)序(xu)、平行作(zuo)業法施(shi)工(gong)(gong)(gong)，排水管道、道路護(hu)欄(lan)施(shi)工(gong)(gong)(gong)為本(ben)工(gong)(gong)(gong)程(cheng)的(de)關健工(gong)(gong)(gong)序(xu)，其他各(ge)(ge)項(xiang)作(zuo)業都必須(xu)先(xian)確保這(zhe)二項(xiang)作(zuo)業的(de)順(shun)利進行。全體施(shi)工(gong)(gong)(gong)中合理進行流水施(shi)工(gong)(gong)(gong)，施(shi)工(gong)(gong)(gong)各(ge)(ge)階(jie)段勞動力組(zu)織相(xiang)對均衡，各(ge)(ge)班組(zu)分工(gong)(gong)(gong)清(qing)晰，搭(da)接(jie)嚴密(mi)，在確保質量和(he)工(gong)(gong)(gong)期的(de)前提(ti)下，做到本(ben)錢的(de)最優化。

    把(ba)握先地下后地上、先深后淺(qian)的(de)施(shi)(shi)(shi)工(gong)(gong)準則。道路護欄施(shi)(shi)(shi)工(gong)(gong)次序如下：土方開挖施(shi)(shi)(shi)工(gong)(gong)→排水管道的(de)施(shi)(shi)(shi)工(gong)(gong)→路基施(shi)(shi)(shi)工(gong)(gong)→級(ji)配碎(sui)石底底層施(shi)(shi)(shi)工(gong)(gong)→水泥安穩石屑層施(shi)(shi)(shi)工(gong)(gong)→水泥混凝土路面施(shi)(shi)(shi)工(gong)(gong)→美化、照明、交通設施(shi)(shi)(shi)施(shi)(shi)(shi)工(gong)(gong)。

    首要(yao)施工項目的(de)施工計劃、道路(lu)工程：道路(lu)護欄基(ji)底處理(li)選用推土(tu)(tu)機、挖掘機鏟(chan)除(chu)施工規(gui)模的(de)草皮、表(biao)土(tu)(tu)和樹(shu)木、樹(shu)根。特別是回(hui)填(tian)土(tu)(tu)、腐植土(tu)(tu)要(yao)用挖掘機悉數(shu)鏟(chan)除(chu)，以確保基(ji)底土(tu)(tu)的(de)密(mi)實。

    道(dao)路護欄路基挖方施(shi)工計劃路基開(kai)挖選(xuan)用(yong)分段縱挖法(fa)為主，分層縱挖法(fa)為輔的辦法(fa)施(shi)工，挖掘機(ji)挖裝，自卸轎車(che)運送。本合同段可使用(yong)土方選(xuan)用(yong)推土機(ji)作業，遠運使用(yong)土方挖掘機(ji)挖裝，自卸轎車(che)運送的辦法(fa)作業。

    道(dao)路(lu)護欄路(lu)基填(tian)方施工計劃路(lu)基填(tian)方選(xuan)用(yong)分(fen)區分(fen)段填(tian)筑(zhu)，挖掘機(ji)或裝(zhuang)載機(ji)裝(zhuang)料，自(zi)卸(xie)轎(jiao)車運料、推(tui)土機(ji)攤鋪、平地機(ji)整平、推(tui)進壓路(lu)機(ji)碾壓、核子密(mi)度(du)儀(yi)法(fa)檢測密(mi)實(shi)度(du)。道(dao)路(lu)護欄級配碎石底(di)(di)底(di)(di)層施工計劃選(xuan)用(yong)安穩土拌合站(zhan)拌合，自(zi)卸(xie)轎(jiao)車運送，平地機(ji)整平、15T壓路(lu)機(ji)初壓、振蕩壓路(lu)機(ji)壓實(shi)。

    "