西安地铁二号线渭河车辆段屋面虹吸排水系统施工技术探讨

针对重力式屋面排水系统在大型建筑工程中应用的局限性,结合在建西安地铁二号线渭河车辆段检修库、运用库的屋面虹吸排水系统工程,详细介绍了该工程屋面虹吸排水系统的设计和施工情况,总结了屋面虹吸排水系统安装工程控制的主要技术要点,从而保证了该排水系统的整体施工质量。西安地铁二号线渭河车辆段屋面虹吸排水系统的成功应用显示出虹吸排水系统雨水斗布置灵活、管道走向灵活、节省空间、维护简单、排水能力强、美观等显著特点,为今后地铁车辆段及停车场等同类工程的施工提供了参考。

Discussion on Construction Technology for Roof Siphon Drainage System of Weihe Vehicle Depot in No.2 Line of Xi'an Metro

Considering the boundedness of the gravity roof drainage system using in large construction projects and combining with the roof siphon drainage system of Weihe vehicle depot in No.2 line of Xi'an metro,the design and construction conditions are introduced here in detail,and the main technical points of the system construction are summarized so as to ensure the whole construction quality. The successful application of the roof siphon drainage system in Weihe vehicle depot shows that the system has such outstanding features as flexible rainwater pipe arrangement,flexible pipe liner,space saving,easy maintenance,strong drainage capability,etc.,which could provide references for similar projects.