General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
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GB 50501-2007
Scope
This specification applies to the compilation and pricing activities of the bill of quantities for bidding and bidding for new construction, expansion, reconstruction, and reinforcement projects such as water conservancy projects, hydropower generation, water diversion (transfer), water supply, irrigation, river and lake regulation, and embankments.
GB 50501-2007 history
2007GB 50501-2007 Code of valuation with bill quantity of water conservancy constmction works