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興麗城小區(qū)配套道路施工方案一、工程概況1.1項目背景與區(qū)位條件本工程位于十堰市張灣區(qū)紅衛(wèi)工業(yè)新區(qū)建設大道興麗城小區(qū)周邊,涉及福興街、老家巷兩條市政道路新建工程,為小區(qū)配套基礎設施建設項目。項目地處城市西北片區(qū)交通樞紐,周邊路網(wǎng)密集,北鄰建設大道主干道,南接發(fā)展大道快速路,東連中岳路,西通十白高速,與悅達路、猛士路等形成區(qū)域交通網(wǎng)絡。作為城中村改造安置小區(qū)的配套工程,道路建成后將服務3484戶居民日常出行,并承擔工業(yè)新區(qū)A園生產(chǎn)物流通道功能。1.2工程設計參數(shù)道路技術(shù)標準道路等級:城市支路(福興街)、小區(qū)內(nèi)部道路(老家巷)設計時速:福興街20km/h,老家巷15km/h道路全長:福興街420m,老家巷380m,合計800m路面寬度:福興街12m(雙向兩車道),老家巷8m(單車道+人行道)結(jié)構(gòu)層設計:基層:30cm厚水泥穩(wěn)定碎石(壓實度≥96%)面層:18cm厚C30水泥混凝土(抗折強度≥4.5MPa)路緣石:C35預制混凝土,尺寸10×20×50cm地下管線配套給水管網(wǎng):DN200PE管,埋深1.2m雨水系統(tǒng):DN400-600鋼筋混凝土管,i=0.003污水管道:DN300HDPE雙壁波紋管,橡膠圈接口電力電纜:YJV22-0.6/1kV-4×120mm2,穿MPP管保護通信管線:7孔梅花管,埋深0.7m1.3工程地質(zhì)與氣候條件場地地層分布為第四系松散堆積層,自上而下依次為:素填土:厚0.5-1.2m,松散狀態(tài),主要由黏性土混建筑垃圾組成粉質(zhì)黏土:厚2.5-4.0m,硬塑狀態(tài),承載力特征值fak=180kPa強風化砂巖:中風化界面埋深5.0-6.5m,巖體完整性差十堰屬亞熱帶季風氣候,施工期需重點考慮:雨季集中在6-9月,最大日降雨量150mm夏季極端高溫38℃,冬季最低氣溫-5℃主導風向為東南風,平均風速2.3m/s二、施工部署2.1項目管理架構(gòu)項目經(jīng)理部組成項目經(jīng)理:負責全面協(xié)調(diào),持有市政一級建造師證技術(shù)負責人:高級工程師,具備10年以上道路施工經(jīng)驗施工員3名:分區(qū)分段負責現(xiàn)場施工組織質(zhì)量安全員2名:持證上崗,實施全過程監(jiān)督測量員2名:配備全站儀、水準儀各1臺材料員1名:負責建材進場檢驗與臺賬管理勞務隊伍配置土方施工隊:20人(含挖掘機司機3人、壓路機司機2人)結(jié)構(gòu)施工隊:30人(含混凝土工10人、鋼筋工8人)管網(wǎng)施工隊:15人(含管道安裝工6人、焊工3人)機械保障組:5人(負責設備維修保養(yǎng))2.2施工平面布置功能分區(qū)規(guī)劃材料堆放區(qū):劃分水泥罐(2個50t)、砂石料倉(300㎡,硬化+防雨棚)、鋼筋加工棚(10m×15m)機械設備區(qū):設置挖掘機、壓路機等大型設備停放區(qū)(硬化地面+排水溝)辦公生活區(qū):采用集裝箱式臨建(200㎡),配備消防設施與污水處理系統(tǒng)臨時水電:接用小區(qū)施工用電(315kVA變壓器),自備200kW柴油發(fā)電機備用;打井取水(深30m),水質(zhì)經(jīng)檢測符合混凝土拌合標準施工道路規(guī)劃場區(qū)臨時道路:4m寬C20混凝土路面,設置錯車道材料運輸路線:福興街→建設大道→施工入口,避開早晚高峰(7:00-000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000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