Design, Detection and Management of Mechanical Security Code Manhole Cover
In this paper, the researches and the application of manhole over as well as the existing problems have been described. The mechanical security code manhole cover with the built-in locking mechanism has been designed. The locking mechanism can withstand the muddy water immersion test, the password d...
Main Authors: | Su Zhonghua, Yu Xiang, Yang Zhangcheng, Kang Heng, Ou Jian |
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Format: | Article |
Language: | English |
Published: |
EDP Sciences
2018-01-01
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Series: | MATEC Web of Conferences |
Subjects: | |
Online Access: | https://doi.org/10.1051/matecconf/201822803007 |
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