温州绕城高速公路北线大跨度隧道施工关键技术研究  

Study on Key Techniques in Construction of Northern Large-span Tunnels of Ring Expressway around Wenzhou

作　　者：陈华 周琪 池艳艳[3] 林观海 

机构地区：[1]温州市公路管理处,浙江温州325000 [2]温州市交通工程质量监督站,浙江温州325000 [3]温州市高速公路工程建设总指挥部,浙江温州325000 [4]浙江金丽温高速公路有限公司温州管理处,浙江温州325000

出　　处：《公路交通技术》2010年第3期104-107,115,共5页Technology of Highway and Transport

基　　金：浙江省交通科技计划项目(2005H003)

摘　　要：针对温州绕城高速公路北线工程5座大跨度隧道的施工,结合科研,进行连拱隧道的施工力学分析、分离式隧道横洞开挖力学效应分析、隧道岩爆发生机理和处理措施研究、连拱隧道爆破振动效应分析研究。采用较为先进的施工技术并获得预期效果,经济和社会效益显著。Aiming at construction of five tunnels in Northern Project of Ring Expressway around Wenzhou and in combination with scientific research,this paper carries out mechanical analysis for construction of bi-arch tunnels,mechanical effect analysis for excavation of cross caves in tunnels,study on mechanism of tunnel rock explosion and treatment measures,analysis and investigation for blasting vibration effect of bi-arch tunnels.The more advanced construction techniques are incorporated and the anticipated effects are obtained with outstanding economic and social benefits.

关 键 词：大跨度连拱隧道 岩爆 爆破振动效应 关键技术 

分 类 号：U459.2[建筑科学—桥梁与隧道工程]