三臂凿岩台车与手持凿岩机在大相岭隧道应用中的比较

摘要

介绍了三臂凿岩台车在雅泸高速公路大相岭隧道施工中的应用,并与手持风动式凿岩机在钻孔速度、能耗、安全性、施工成本及适用范围等方面进行了比较,指出三臂凿岩台车在特长隧道较硬或坚硬围岩施工中具有优势.%This paper introduces the application of the tri-arm rock drilling jumbo in Daxiangling Tunnel, compares it with hand rock breaker at drilling speed, energy consumption, safety, construction cost and application scopes,and points out that tri-arm rock drilling jumbo has an advantage on construction of super long tunnel in hard rock.