道路拥堵亟待破解,作为缓堵措施的济南地铁正全力推进。在建的济南地铁R1线前大彦站的主体结构目前已经完工。该线在国内首次在地铁中使用清水混凝土施工工艺。在R1线的高架段建设中,进行了多项技术突破,解决了建设困难,也让R1线呈现出了许多亮点。其中最大的一个亮点,就是让R1线成为全国首个不用“化妆”的地铁线。为了这项技术,中建八局项目部先后经过98次混凝土配 The road congestion needs to be solved urgently and the Jinan subway as a slow-closing measure is making every effort to promote it. Under construction, the main structure of Jinan Station R1 Line Yan’an Station has been completed. The line in the country for the first time in the subway using clear water concrete construction technology. During the construction of the viaduct section of R1 line, a number of technological breakthroughs were made to solve the construction difficulties and make the R1 line show many bright spots. One of the biggest bright spots is that the R1 line has become the first subway line in the country that does not need “make-up”. For this technology, the construction project of the eight innings has been 98 times with concrete