人防隧道工程变截面施工技术控制 : The construction of civil air defense projects are often encountered in tunnel abrupt change of cross—section, which increase the difficulty in construction, it need to take practical measures to ensure the construction quality of variable section
Combining with practical situation in Nanjing city civil air defense project 606, focus on key points of variable cross section of tunnel construction, analyzes the existing problems and solutions in construction, and puts forward the key quality control measures of construction technology of variable cross-section tunnel
Keywords: variable section; tunnel construction; conditions; coating; long span; stability 一
前言 随着我国经济建设的快速进展,国防建设的进展要求也日益突出,人防工程的建设是新时期国防建设的一个重要内容,人防工程与民用工程两者在建设施工中往往纵横交错,相互联系
特别是在地下隧道的施工中,面临着同样的施工条件和技术难题,例如