《铁路基本建设工程设计概算编制办法》(铁建管[1998]115号,以下简称“115号文”)自1999年1月1日起颁布实行以来,对加强铁路工程造价管理和合理编制铁路工程概算起到了重要作用。但随着近几年我国市场经济体系的发展和铁路投融资体制改革的深化,铁路施工技术水平、施工管理水平以及铁路建设标准不断提高,全面执行“115号文”的有关基础条件发生了变化,尽管近几年国家和铁道部陆续发布实施了有关铁路基 Since the promulgation and implementation of the budget estimate for railway infrastructure construction (IRC [1998] No. 115, hereinafter referred to as “Circular 115”) on January 1, 1999, it is necessary to improve the cost management of railway construction and rationalize the compilation of the railway Project budget has played an important role. However, with the development of China’s market economy system and the deepening of the railway investment and financing system reform in recent years, the railway construction technology, construction management standards and railway construction standards have been continuously improved. The basic conditions for the full implementation of Circular 115 have changed , Although in recent years the state and the Ministry of Railways issued and implemented the relevant railway base