烟台老城区雨污分流工程于2009年3月18日开工,今年继续进行老城区雨污分流改造。今年计划铺设各种管径排水管道48752m,砌筑各种检查井2352座,将于10月底前竣工。其中部分路段的雨污分流将与道路大修、自来水管道铺设及电缆隧道施工同步进行,以缓解市区交通压力。在老城区实施雨 The rainwater diversion project in the old city of Yantai commenced on March 18, 2009. This year, the rainwater and sewage diversion of the old city will continue to be carried out. This year, it plans to lay 48,752m of drainage pipes of various diameters and build 2352 inspection wells, which will be completed by the end of October. Part of the road section’s rain and sewage diversion will be synchronized with road overhaul, tap water pipe laying and cable tunnel construction to relieve traffic pressure in the urban area. Rain in the old town