任务精读：隧道衬砌概述（双语）课件讲解.pptx

隧道施工技术隧道衬砌概述TunnelConstructionTechnologyOverviewofTunnelLining

123隧道衬砌的支护形式与分类隧道衬砌概述目录TableofContentsOverviewofTunnelLining课程小结隧道衬砌对材料的要求SupportFormandClassificationofTunnelLiningMaterialRequirementsforTunnelLiningSummary

隧道衬砌的支护形式与分类SupportFormandClassificationofTunnelLining01

隧道衬砌TunnelLining隧道衬砌是指隧道开挖以后为了保持坑道的稳定，在坑道周围修建支护结构Tunnelliningreferstoasupportstructurebuiltaroundthegalleryaftertunnelexcavation，inordertomaintainthestabilityofthegallery.那么这个隧道支护的形式有哪几种呢？Whatarethesupportforms?隧道衬砌概述OverviewofTunnelLining隧道衬砌的支护形式与分类SupportFormandClassificationofTunnelLining

从外部支撑着坑道的围岩,如模筑混凝土整体式衬砌、喷射混凝土支护等。外部支护ExternalsupportItsupportsthesurroundingrockofgalleryfromtheoutside,suchasmodel-buildingconcretemonolithiclining,shotcretesupport,etc.内部与外部支护混合在一起的衬砌,如喷锚支护。混合支护CombinedsupportLiningswheretheinternalandexternalsupportsarecombined,suchasshotcrete-boltsupport.对围岩进行加固以提高其稳定性,如锚杆支护、压入浆液等。内部支护InternalsupportItreinforcesthesurroundingrocktoimproveitsstability,suchasanchorrodsupportandgrouting.隧道衬砌概述OverviewofTunnelLining隧道衬砌的支护形式与分类SupportFormandClassificationofTunnelLining隧道支护TunnelsupportShotcretelayerInteriordecorationAnchorrod

隧道衬砌TunnelLining整体式模筑混凝土衬砌Model-buildingconcretemonolithiclining,装配式衬砌Prefabricatedlining,锚喷衬砌Shotcretelining复合式衬砌compositelining.隧道衬砌概述OverviewofTunnelLining隧道衬砌的支护形式与分类SupportFormandClassificationofTunnelLining

采用混凝土或钢筋混凝土，就地灌注混凝土衬砌，也称模筑混凝土衬砌。整体式模筑混凝土衬砌Model-buildingconcretemonolithiclining按传统松弛荷载理论设计和施作。隧道衬砌概述OverviewofTunnelLining隧道衬砌的支护形式与分类SupportFormandClassificationofTunnelLiningItisdesignedandconstructed，Cast-in-placeconcretelining(concreteorreinforcedconcrete),alsoknownasmodel-buildingconcretelining.accordingtothetraditionalrelaxationloadtheory.

整体式模筑混凝土衬砌Model-buildingconcretemonolithiclining隧道衬砌概述OverviewofTunnelLining隧道衬砌的支护形式与分类SupportFormandClassificat