上海每逢汛期暴雨较多,今年遭台风罗莎等暴雨侵袭,但马路积水现象已基本消失。以前由于排水不畅,有一年台风暴雨降雨量达到90mm时,曾使市区163条道路积水深过膝。近年,市水务部门对本市主要道路进行了排水实时监测,投资上亿元对中心城区17条常积水的路段进行了改造,从而在标准雨量(36mm/h)下将结束马路积水的 During the flood season in Shanghai, there were more rainstorms. This year it was hit by typhoon Rosa and other heavy rains. However, the phenomenon of waterlogging in roads has basically disappeared. In the past due to poor drainage, typhoon rainfall reached 90mm a year when the city had 163 road water deep knee. In recent years, the Municipal Water Affairs Department carried out real-time monitoring of the drainage of major roads in this Municipality. The investment of RMB 100 million was made to rehabilitate the 17 regular water sections in the downtown area so as to end the water storage of the roads under standard rainfall (36 mm / h)