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floating manhole cover / manhole covers

floating manhole cover
floating manhole cover

When the flood comes,traditional manhole covers are hide in the water,it may become the reason to many accidents.The floating cover is automatically inflated when covered by flood and float up on the water.It can greatly
enhence the flood drainage capacity and also,the color can alarm the pedestrians that it is dangerous down there.

University

Zhejiang University

Zhejiang University
SCICOO WORKS
Ningbo, China

Design

Zhejiang University

Zhejiang University
SCICOO WORKS
Ningbo, China

Zhang Litao, Ying Fangtian,Zhao Xiaoliang,Gui Xiaorui Zhou Na