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- Effective use of space inside tubes (optical fiber)
- Outline of use of lower Water Works Bureau Darkness
Here's the text.
Outline of use of lower Water Works Bureau Darkness
Last update date April 1, 2024
Guidelines
Guide
- Guide for Space Use in Sewer Pipes (October 1, 2001) (PDF: 109KB)
- Guide style description example (PDF: 52KB)
(1) Window and contact information for thing planning private use such as sewer dark shadows to apply.
Yokohama City Sewerage River Bureau Sewerage Section Sewer Management Division
Phone number 045-671-2832 FAX 045-641-5330
(2) Places where it is difficult to use in the sewer.
A. Pipe of the overlay part
B. Pipes that are not enough in space
C. Pipes scheduled to be renovated or relocated within five years
For details, please contact the Shimo Water Works Bureau Conservation Section.
(3) Districts where the application was made pursuant to the provisions of Article 4 (prior consultation)
Currently, there are no districts that open applications for prior consultation.
(4) The standard processing period from Article 4 (prior consultation) to Article 7 (permission for private use)
10 days from submission of prior consultation letter to grant of consultation opinion
20 days from submission of a pre-examination application to the issuance of a pre-screening response form
15 days from submission of private use permission application to grant private use permit
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For inquiries to this page
Sewerage River Bureau Sewerage Pipeline Department Sewer Management Division
Phone: 045-671-2832
Phone: 045-671-2832
Fax: 045-641-5330
Email address: gk-kanrohozen@city.yokohama.lg.jp
Page ID: 427-346-517
