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- Technical Standards and Guidelines
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Technical Standards and Guidelines
Last updated on April 1, 2025.
- "Waterworks Construction Documents Preparation Guidelines" have been revised. (April 2025)
| Name | Revisions | Old standards | |
|---|---|---|---|
Water supply construction management standards (March 2021 version) (PDF: 729KB) |
Major revised points (March 2021) (PDF: 181KB) | Please refer to "Past Water Works Construction Guidelines and Revision Points" at the bottom of this page. | |
| Name | Revisions | Old standards |
|---|---|---|
| Standard of water supply construction completion figure making (September, 2023 version) (PDF: 1,824KB) | New and old comparison table (PDF: 161KB) | September 2022 version (PDF: 1,934KB) |
| Contents | Download |
|---|---|
Common Specifications (Collection of Styles) |
Move to a collection of styles |
| Construction Monthly Report | Word (word: 27KB) |
| Stage confirmation | Word (word: 25KB) |
| Notification of work on holidays, nighttime, etc. of government offices | Word (word: 24KB) |
| Receipts and Loans | Word (word: 24KB) |
| Confirmation | Word (word: 23KB) |
| Payments Clearing Letter | Word (word: 24KB) |
| Name | Revisions | Old standards | |||
|---|---|---|---|---|---|
Water supply construction documents making point (April, 2025 version) (PDF: 1,837KB) |
New and old comparison table (PDF: 318KB) | June 2024 version (PDF: 918KB) | |||
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Inquiries to this page
Water Works Bureau Facility Department Technical Management Division
Phone: 045-331-6600
Phone: 045-331-6600
Fax: 045-332-5476
E-Mail address [email protected]
Page ID: 957-320-260
