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《四川省水利水电建筑工程预算定额的石方工程说明（description of the project budget quota for sichuan water conservancy and hydropower construction project）》由会员上传分享，免费在线阅读，更多相关内容在工程资料-天天文库。
1、四川省水利水电建筑工程预算定额的石方工程说明（Descriptionoftheprojectbudgetquotaforsichuanwaterconservancyandhydropowerconstructionproject）ThesecondchapteroftheprojectbudgetquotaforwaterconservancyandhydropowerprojectsinsichuanprovinceSaidMing1.Thischapterincludesgeneralshifa
2、ng,protectivelayer,trench,pitexcavation,horizontalhole,inclinedwell,verticalwell,pre-splittingblastingandotherstoneexcavationandstoneresiduetransportationquotaof77knots.Theunitofmeasurementinthischaptershallbeinaccordancewiththenaturalsquaremeter.3.Ordi
3、narystoneexcavationquotashallbeappliedtothegeneralexcavationofthestoneparty;Agroovethatismorethansevenmetreswide;Theupperportismorethan160squaremetersoftheexcavationworks;DipAngleisequaltoorlessthan20°,excavationthicknessgreaterthan5m(perpendiculartothe
4、designoftheaveragethickness)ofslopeexcavation.Fourth,theaverageslopeexcavationnorm,applicabletothedesignAngleisgreaterthan20°within5metersofexcavationandthickness.Five,theprotectionlayerexcavationquota,beapplicabletothedesignrulesarenotallowedtodestroyt
5、heexcavationofrockengineering,suchasriverbeddamfoundation,damfoundation,foundationofpowerplant,energydissipationpool,onbothsidesoftheTaiwancorridorengineeringbatholithpartial,thicknessaccordingtotheregulationsofdesigncalculation.Theexcavationquotaofthec
6、hannelrockshallbeappliedtotheexcavationworksoflongstripswhicharelessthanorequaltothewidthof7meters,perpendiculartoeithersideorsideslope.Suchaschannel,sink,drain,geosyncline,etc.Whenthebasewidthexceeds7m,itiscalculatedaccordingtothenormalrocksquareexcava
7、tionquota,whichhasprotectivelayer,whichiscalculatedaccordingtotheproportionofordinarystoneandprotectivelayer.Seven,grooveexcavationsloperation,applytothebottomofthechannelaxisandthehorizontalAngleisgreaterthan20°grooveexcavationengineering.Theexcavation
8、quotaofthepitshallbeappliedtotheprojectwhichislessthanorequalto160squaremeters,lessthanorequaltothelengthordiameteroftheuppermouth.Suchaswaterpit,blockbase,columnbase,stand,concretefoundationpit,etc.Theexcavationworksoftheuppermo
