G316平梁至涧池段公路改建工程LJ-1标合同段（K0+000～K10+100）电力管沟施工技术方案核工业长沙中南建设工程集团公司G316平梁至涧池段公路改建工程LJ-1标二〇一七年五月目录一、工程概况.....................................................................2二、工程特点.....................................................................2三、施工要求.....................................................................2四、施工准备.....................................................................3五、施工程序.....................................................................3六、施工方案.....................................................................3七、施工方法.....................................................................41．沟槽开挖...................................................................42．沟槽整理...................................................................43．混凝土垫层.................................................................54．集水坑.....................................................................55．钢筋工程...................................................................56．模板工程...................................................................67．混凝土工程.................................................................68．混凝土养护.................................................................810．接地扁铁..................................................................811．伸缩缝....................................................................912．电缆支架..................................................................912．防水层....................................................................913．沟槽回填..................................................................9八、质量保证措施................................................................101、组织保证?.................................................................102、施工保证?.................................................................111、测量放线质量通病的预防措施................................................122、沟槽开挖质量通病的预防措施................................................133、检查井质量通病的预防措施?.................................................144、回填土质量通病的预防措施?.................................................14十、进度控制....................................................................151、工期保证方案..............................................................152、工期保证措施..............................................................15十一、安全生产管理体系..........................................................161、安全生产管理体系..........................................................162、安全保障措施..............................................................16十二、环境保护与文明施工........................................................18一、工程概况电缆管沟布置里程为K2+938～K7+630，电力管沟采用钢筋混凝土箱式结构，结构尺寸为1200×1800；强电管沟的埋设深度为～米左右。电力管沟断面形式共分为1200mm×1800mm。垫层采用C20混凝土现浇，底板、墙身及底板均采用C30钢筋混凝土现浇。二、工程特点电力管沟贯穿于安康市汉阴县县城，电力管沟设计在道路右侧，距路基中线18m。所有电力管沟的埋深均在～左右，因汉阴县地质条件特殊，城市段路面以下基坑开挖以下均为砂层或淤泥层，而道路两侧房屋较多，施工条件较为不便。...
