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- In each municipality, the manhole cover of the sewer has a distinctive design, but who is the origin of the design of the manhole cover in Yokohama City and the creator of the design?
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In each municipality, the manhole cover of the sewer has a distinctive design, but who is the origin of the design of the manhole cover in Yokohama City and the creator of the design?
Last Updated July 5, 2024
In Motoichi, the design of the manhole cover was changed to one of the symbols of Yokohama "Bay Bridge" from October 1, 1997.
After drafting several design proposals in Shimo Water Works Bureau, the citizens voted at a facility tour event called "Sewer College" and selected them as reference.
Inquiries to this page
Sewerage River Bureau General Affairs Department Technical Management Division
Telephone: 045-671-3577
Telephone: 045-671-3577
Fax: 045-663-4313
Email address: gk-gijutsukanri@city.yokohama.lg.jp
Page ID: 436-161-036