摘要
介绍了新旧隧道预算定额在隧道断面有效面积标准、换算隧道长度与运距的概念、出碴运输模式、洞内排水规定、混凝土拌制方式等方面的不同,并进行了测算比较。修改后的定额改进了原有定额部分条目与实际施工情况差异较大的问题,更加符合目前铁路建设发展趋势。
The author introduces the differences between new and old railway budget quato from tunnel cross-section tunnel budget fixed effective area standards,tunnel length and distance conversion concept,ballast transport mode,the provisions of the cave drainage,concrete ways of mixing,and make calculation comparison.The new quato improves the problems between some items in old quato and engineering practice,and it is accord with development of railway construction.
出处
《施工技术》
CAS
北大核心
2012年第4期103-106,共4页
Construction Technology
