文章本着技术先进，安全可靠，经济实用的原则，对降低地铁造价的可能性进行分析，提出了如下初步设想：充分作好前期准备工作；重视客流预测；考虑提高行车密度；选择合理的车站结构型式和埋深；合理确定车站设备用房和管理用房的面积；重视换乘站的设计；采用合理的车站间距；做好地下线与高架线的选择；隧道埋深、结构尺寸及施工方案的优化；切实贯彻设备国产化政策。

In this article, adhering to the principles of advanced in technology, reliable in safety, economical in investment and practical in functions, the possibilities for reducing metro construction costs are analysed, and the following tentative suggestions for reducing metro construction costs are proposed：making fully preparations before constructing; paying great attention to passenger number forecast, so as to determine the scale of metro construction; taking increasing driving density of trains into consideration; choosing reasonable structural style and embedded depth of metro station; determining reasonable areas of the station rooms for equipment arrangement and operation management use; attaching great importance to the design of commutator stations; adopting reasonable distance between metro stations; making a choice between underground and elevated lines of metro in areas that, out of urban district; optimizing the embedded depth, structural dimension and its constructing schemes of metro tunnels; practically putting into effect the policies that metro equipments should be made in China not less than 70 per cent.