3月3日,北京“奥运排水管网畅通工程”正式启动。该工程将分3个阶段对奥运中心区、奥运场馆及地铁沿线等重点地区700余km排水管线和2 000余座排水设施进行再次排查,对发现问题及时解决,完善应急预案,确保奥运期间城区4 000 km排水管网安全稳定运行,万无一失。 March 3, Beijing “Olympic drainage network smoothing project ” was officially launched. The project will re-investigate over 700-km drainage lines and more than 2,000 drainage facilities in the Olympic center area, the Olympic venues and other key areas along the MTR in three phases. The project will solve the problems in time and improve the contingency plans to ensure that the urban area 4 000 km of drainage pipe network safe and stable operation, foolproof.