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Water Works Standard Specifications

Standard specifications for water works with a diameter of 75 mm or more

Last Updated December 11, 2024

Water Works Standard Specifications

Water Works Standard Specifications
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Water Works Standard Specifications

Old standards


For inquiries regarding water supply, please contact the Water Works Bureau Customer Service Center.

Water Works Bureau Customer Service Center

Telephone: 045-847-6262 Fax: 045-848-4281
※Please be careful not to make a mistake.

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Inquiries to this page

Water Works Bureau Facility Department Technical Management Division

Telephone: 045-331-6600

Telephone: 045-331-6600

Fax: 045-332-5476

Email address: su-gijutsukanri@city.yokohama.lg.jp

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Page ID: 911-846-326

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