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About construction system ledger, construction system diagram, notice of sign, etc.
Last Updated February 12, 2025
Information on construction system ledgers, construction system diagrams, signs, etc. in Yokohama-shi ordering work.
Due to the revision of the "Law Concerning the Promotion of Bidding for Public Works and the Adequacy of Contracts", when a contractor who has received an order for public works on or after April 1, 2015 concludes a subcontract contract, the construction system ledger regardless of the amount It is mandatory to make a copy and submit a copy to the ordering party (supervising department in Motoichi).
Revisions
Revision accompanying the partial revision of the Construction Business Law Enforcement Ordinance (enforced on February 1, 2025) (February 2025)
The example described has been revised in accordance with the change in the contract price required for full-time supervising technicians.
About construction system ledger, construction system diagram
About construction system ledger, construction system diagram (February, 2025) (PDF: 1,191KB)
Signs listed at construction sites
Signs listed at construction sites (August 2023) (PDF: 1,133KB)
Reference style
・If you are not registered in the construction career advancement system, you do not need to enter the site ID, business ID, or technician ID.
Construction System Ledger (Excel: 35KB)
Notice of Resubcontracting (Excel: 35KB)
Construction system diagram (tree diagram format) (Excel: 21KB)
Construction system diagram (Table format) (Excel: 15KB)
※For the construction system diagram, submit either a tree diagram format or a table format.
Reference Materials
Obligation to post based on the Air Pollution Control Law
When performing demolition work based on the Air Pollution Control Law, it is necessary to post a preliminary survey result regardless of whether or not asbestos is present.
In addition, when removing asbestos, "Notice about work such as demolition of buildings" is required.
About measures to prevent asbestos scattering into atmospheric environment (outside site)
About notice of recycling resources use plan, recycling resources use promotion plan and confirmation result vote
With the revision of the Ordinance of the Effective Utilization of Resources, the city's ordering work was registered in the “Construction by-product Information Exchange System (hereinafter referred to as Cobris (COBRIS)”, and a plan for promoting the use and use of recycled resources and implementation. For the construction to create, it is necessary to post a recycling resource utilization plan, a recycling resource utilization promotion plan, and a confirmation result sheet.
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Inquiries to this page
Public Works Coordinating Division, Facility Management Promotion Department, Finance Bureau Facility Management Promotion Office
Telephone: 045-671-2025
Telephone: 045-671-2025
Fax: 045-651-7599
Email address: za-kjchosei@city.yokohama.jp
Page ID: 250-383-140