摘要
基于两项专利技术,探讨了车辆碾过井盖时易产生噪声、井盖缺失时易造成行人跌落井内这两种城市道路检查井普遍存在的问题。提出了对检查井井口进行改进的、可行的解决方案。
Based on two patent technologies,the article further discusses the problems commonly existing in the urban road manhole of the noise easily produced when the vehicle rolling the manhole cover and the persons failing into manhole when the manhole cover missed.The article puts forward the improvement and feasible solving schemes of manhole inlet.
出处
《城市道桥与防洪》
2015年第9期81-82,11,共2页
Urban Roads Bridges & Flood Control
关键词
检查井
降噪减震垫圈
防跌落装置
manhole
noise reduction and shock absorber
anti-drop device
