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During rainy season,culvert or tunnel in cities that have poor sewer system may
be ponding. Drivers who enter the culvert or tunnel without learning the depth
of water may be dangerous. Ponding Alarm Deceleration Strip can be installed in
the culvert or tunnel. When water get to the deceleration strip, buoys on the
deceleration strip will float up,reminding drivers not going forward.
Guangdong University of Technology
Guangzhou, China
Ruoxi Zeng,
Guangdong University of Technology
