北京县级以上水毁公路本月“保通”，北部山区公路重建9月底开工

Core Viewpoint - Beijing is transitioning into the post-disaster recovery and reconstruction phase following severe flooding caused by extreme rainfall in late July, with significant damage to transportation infrastructure [1][2][3] Group 1: Impact of Extreme Weather - The extreme rainfall from July 23 to 29 resulted in severe flooding, damaging 424 rural roads and causing significant infrastructure destruction in northern mountainous areas [2][3] - Key roads affected include National Road 234 and National Road 111, with numerous bridges and culverts also damaged [2][3] - In total, 276 rural roads and 121 bridges were reported damaged, with specific metrics indicating 20 county-level roads in Miyun district suffered damage totaling 27.756 kilometers [2][3] Group 2: Recovery Efforts - The transportation department has successfully completed the "rescue" phase, restoring access to all county-level roads by July 31 and all rural roads by August 2 [3][4] - The "保通" (guaranteed passage) phase has commenced, with 19 county-level roads and 40 segments entering this stage to restore social traffic conditions [6][7] - As of now, 9 out of 19 roads have completed asphalt paving, with a target to finish remaining sections by August 20 [6][7] Group 3: Future Plans - A comprehensive reconstruction plan is set to begin by the end of September, focusing on high-standard restoration of the northern mountainous roads [7] - The strategy includes a phased approach: basic recovery within one year, comprehensive enhancement within three years, and long-term high-quality development [7] - Specific measures include ensuring road widths of 6.5 meters and improving traffic safety facilities to facilitate safe passage [7]