【摘要】 根据笔者参与上海长江隧道、青草沙原水过江管隧道两大长距离跨江隧道一次性掘进贯通测量项目的实际经验,对长距离跨江隧道一次性掘进贯通测量技术进行研究,分析了影响贯通测量精度的主要因素、提高长距离跨江隧道贯通测量精度的有效措施和关键技术。更多还原

【Abstract】 According to the author for the Shanghai Yangtze River tunnel,Qingcaosha raw water crossing river tunnel two long distance cross river tunnel excavation through measurement of disposable project actual participation,on long distance cross river tunnel excavation through one-time measurement technology research,analysis of the impact of the main factors,through the measurement accuracy improve long distance cross river tunnel transfixion measurement precision effective measures and key technology.更多还原