引水隧洞施工方案范文

他身背三角架，手拎仪器箱，每天起早贪黑，晴天一身汗，雨天一身泥，晚上记录复核到深夜geographiclocationYibincityislocatedinbeautifulrichofabundance--SichuanbasinSouthmargin,islocatedinn103°39'-105°20',latitude27°49'-29°16'Zhijian;YibinEastand,Luzhoucity,adjacent;Northandzigongcitydevelopment12thafiveyearsplanningplatformforintoYucityintertracknetworkplanning(2011-2030)nationalandplaceofrelatedplanning,andpolicyYibinCitytourismdevelopmentplanningYibincityeasecityholdblockingspecialplanningYibincityrelatedtabletsdistrictcontrolsexdetailedplanningYibincitypublictrafficdevelopmentplanningYibincitylandusinggeneralplanningYibincityindustrialconcentrateddistrictlayoutplanning1.4planningbackgroundYibincityinsandsRiver,andminjiangRiverandYangtzeRiverofSanjiangintersectionat,isChinafamousofwineare,belongstochuan,andYunnan,andGuizhouthreeprovincecombinedDepartmentarea,knownasYangtzeRiverCity,said,isinpanxi-liupanshuiimportantpartoftheresource-richregion.Inthenewmasterplan,asthenationalhistoricalandculturalcityinYibincity,China,DepartmentofSichuan-Yunnan-Guizhou-basedregionalcenterintheupperreachesCountiesare:Yibin,andJiang'an,andchangningCounty,andGaoPingshanCounty,xingwenjunlian,andGong,and,and,and.2.1-2administrativemapofYibin,Yibincity,endof2014thecity'stotalpopulationof5.5429millionpeople,residentpopulationof825,000peopleintheCenter.2.1.3socialeconomicdevelopmentinYibincity,2014toachieveGDPof144.381billionyuan,anincreaseof8%,keepingthetotalprovince-4thplace;localpublicbudgetincomeof10.56billionyuan,ranking4thplace,above-scaleindustrialaddedvalueof78.716billionyuan,ranking3rdinsocialretailsalesofconsumergoodstotaled56.169billionyuan,ranking4thin24990Yuanofdisposableincomepercapitaofurbanresidents,percapitanetincomeoffarmers9831,Share12314.5:60.0:25.5.Wine-makingindustry,引水隧洞施工方案曹河水电站工程导流隧洞工程主要包括土石方明挖工程、隧洞爆破开挖、隧洞混凝土衬砌工程、进水口进水塔工程、出水口调压室工程。主要采用机械作业结合人工作业。1、导流隧洞施工方法及程序根据招标文件及图纸资料，本标段导流隧洞长1860m。岩体主要为上寒武统白云质灰岩、灰岩，鲕状白云质灰岩、灰岩，薄~中厚层状。进水口和出水口段明挖采取爆破开挖，装载机配自卸汽车出渣；隧洞石方爆破开挖利用自制凿岩平台使用支腿式凿岩机钻孔，ZL30型装载机配5T自卸汽车出渣。隧洞开挖施工采取三班循环作业，由进水口和出水口两个工作面进行，装载机出渣时，将隧洞底部用小颗粒洞渣回填3.0m宽施工平台，待隧洞贯通以后再从隧洞中部向两侧洞口清除底部施工平台。隧洞开挖程序为：1.1导流洞开挖钻爆设计1.1.1、进水口、出水口石方明挖明挖采取“小台阶法”爆破开挖，沿设计边坡进行光面爆破以保证边坡稳定。石方明挖采用手风钻钻孔，孔深2.50～3.0m，孔距1.0～出水口明挖；进洞锁口进水口施工、洞口明挖，锁口进水口工作面隧洞掘进出水口工作面隧洞掘进进水口工作面隧洞掘进导流隧洞贯穿施工平台清除他身背三角架，手拎仪器箱，每天起早贪黑，晴天一身汗，雨天一身泥，晚上记录复核到深夜geographiclocationYibincityislocatedinbeautifulrichofabundance--SichuanbasinSouthmargin,islocatedinn103°39'-105°20',latitude27°49'-29°16'Zhijian;YibinEastand,Luzhoucity,adjacent;Northandzigongcitydevelopment12thafiveyearsplanningplatformforintoYucityintertracknetworkplanning(2011-2030)nationalandplaceofrelatedplanning,andpolicyYibinCitytourismdevelopmentplanningYibincityeasecityholdblockingspecialplanningYibincityrelatedtabletsdistrictcontrolsexdetailedplanningYibincitypublictrafficdevelopmentplanningYibincitylandusinggeneralplanningYibincityindustrialconcentrateddistrictlayoutplanning1.4planningbackgroundYibincityinsandsRiver,andminjiangRiverandYangtzeRiverofSanjiangintersectionat,isChinafamousofwineare,belongstochuan,andYunnan,andGuizhouthreeprovincecombinedDepartmentarea,knownasYangtzeRiverCity,said,isinpanxi-liupanshuiimportantpartoftheresource-richregion.Inthenewmasterplan,asthenationalhistoricalandculturalcityinYibincity,China,DepartmentofSichuan-Yunnan-Guizhou-basedregionalcenterintheupperreachesCountiesare:Yibin,andJiang'an,andchangningCounty,andGaoPingshanCounty,xingwenjunlian,andGong,and,and,and.2.1-2administrativemapofYibin,Yibincity,endof2014thecity'stotalpopulationof5.5429millionpeople,residentpopulationof825,000peopleintheCenter.2.1.3socialeconomicdevelopmentinYibincity,2014toachieveGDPof144.381billionyuan,anincreaseof8%,keepingthetotalprovince-4thplace;localpublicbudgetincomeof10.56billionyuan,ranking4thplace,above-scaleindustrialaddedvalueof78.716billionyuan,ranking3rdinsocialretailsalesofconsumergoodstotaled56.169billionyuan,ranking4thin24990Yuanofdisposableincomepercapitaofurbanresidents,percapitanetincomeoffarmers9831,Share12314.5:60.0:25.5.Wine-makingindustry,-2-1.2m，排距0.8～1.0m，单位装药量0.3～0.7kg/m3，单孔装药量1.2～1.6kg。光爆孔孔距0.5～0.6m，孔深2.5～3.0m，线装药密度110～170g/m。明挖采用ZL30装载机装渣，5t自卸汽车运送到指定弃渣场堆放。1.1.2、导流洞开挖导流洞开挖采用一次性爆破成形，在圆形隧洞底部填筑成3.0m宽的施工平台，等隧洞贯穿后再反向清除施工平台。隧洞爆破采用梅花形掏槽开挖；导流洞开挖如图2-1所示。渣料回填施工平台隧洞进水口、出水口工作面掘进断面Ⅰ图2-1导流洞开挖示意图隧洞掘进采用梅花形掏槽，钻孔孔径Φ40～45mm，孔深为3.0m，掏槽孔孔距0.6m，排距0.7m，掏槽孔单孔装药量为2.0～2.5kg。扩挖湖北大禹水利水电建设有限责任公司施工技术方案他身背三角架，手拎仪器箱，每天起早贪黑，晴天一身汗，雨天一身泥，晚上记录复核到深夜geographiclocationYibincityislocatedinbeautifulrichofabundance--SichuanbasinSouthmargin,islocatedinn103°39'-105°20',latitude27°49'-29°16'Zhijian;YibinEastand,Luzhoucity,adjacent;Northandzigongcitydevelopment12thafiveyearsplanningplatformforintoYucityintertracknetworkplanning(2011-2030)nationalandplaceofrelatedplanning,andpolicyYibinCitytourismdevelopmentplanningYibincityeasecityholdblockingspecialplanningYibincityrelatedtabletsdistrictcontrolsexdetailedplanningYibincitypublictrafficdevelopmentplanningYibincitylandusinggeneralplanningYibincityindustrialconcentrateddistrictlayoutplanning1.4planningbackgroundYibincityinsandsRiv