GB/T 50500: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 50500-2024 | English | RFQ |
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3 days [Need to translate]
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(Construction project bill of quantities pricing standards (with clause explanation))
| Valid |
GB/T 50500-2024
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| GB 50500-2013 | English | 1199 |
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10 days [Need to translate]
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Code of bills of quantities and valuation for construction works
| Valid |
GB 50500-2013
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| GB 50500-2008 | English | RFQ |
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3 days [Need to translate]
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Construction project BOQ pricing norms
| Obsolete |
GB 50500-2008
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| GB 50500-2003 | English | RFQ |
ASK
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3 days [Need to translate]
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Code of valuation with bill quantity of construction works
| Obsolete |
GB 50500-2003
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Standard similar to GB/T 50500-2024 GB/T 51033 GB/T 50082 GB 50500 Basic data | Standard ID | GB/T 50500-2024 (GB/T50500-2024) | | Description (Translated English) | (Construction project bill of quantities pricing standards (with clause explanation)) | | Sector / Industry | National Standard (Recommended) | | Word Count Estimation | 136,174 | | Date of Issue | 2024-11-26 | | Date of Implementation | 2025-09-01 | | Issuing agency(ies) | Ministry of Housing and Urban-Rural Development of the People's Republic of China; State Administration for Market Regulation | | Summary | This standard applies to the pricing activities during the construction contracting and implementation stages of construction projects, and other pricing activities can be used as a reference. | GB 50500-2013: Code of bills of quantities and valuation for construction works---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
1 General
1.0.1 In order to standardize the pricing behavior of construction projects and unify the compilation principles and valuation methods of construction project valuation documents, according to the "Construction Law of the People's Republic of China", "Contract Law of the People's Republic of China", "Tendering and Bidding Law of the People's Republic of China" and other laws Regulations, formulate this specification.
1.0.2 This specification is applicable to the pricing activities in the contracting and implementation stages of construction projects.
1.0.3 The project cost in the contracting and implementation stages of a construction project shall be composed of sub-item project fees, measure project fees, other project fees, fees and taxes.
1.0.4 The preparation and verification of project cost documents such as the bill of quantities for bidding, bidding control price, bidding quotation, project measurement, contract price adjustment, contract price settlement and payment, and project cost appraisal shall be undertaken by professionally qualified project cost personnel.
1.0.5 The project cost personnel responsible for the compilation and verification of the project cost documents and their units shall be responsible for the quality of the project cost documents.
1.0.6 The pricing activities in the contracting and implementation stages of construction projects should follow the principles of objectivity, fairness and fairness.
1.0.7 The pricing activities in the contracting and implementation phases of construction projects shall not only comply with this code, but also comply with the current relevant national standards.
2 terms
2.0.1 bills of quantities (BQ)
A detailed list indicating the names and corresponding quantities of construction projects, sub-items, measures, and other items, as well as fees, tax items, etc.
2.0.2 BQ for tendering
The tenderee prepares according to the national standards, bidding documents, design documents and the actual conditions of the construction site, and publishes the bill of quantities for bidding and quotation along with the bidding documents, including its description and form.
2.0.3 Priced BQ
Priced, corrected for arithmetic errors (if any) and confirmed by the Contractor, the Bill of Quantities, including its descriptions and forms, included in the tender documents forming part of the Contract Documents.
2.0.4 Work sections and trades
A subdivision project is a component of a single project or unit project. It is a project that divides a single project or unit project into several subdivisions according to the structural location, road section length, construction characteristics or construction tasks; According to different construction methods, materials, procedures and road section lengths, the sub-projects are divided into several sub-items or projects.
2.0.5 Preliminaries of measure items
In order to complete the construction of the project, the projects in terms of technology, life, safety, environmental protection, etc. that occur in the construction preparation and construction process of the project.
2.0.6 item code item code
The Arabic numeral identification of the name of the sub-item project and the item list of measures.
2.0.7 item description
It constitutes the essential characteristics of the sub-item project and the value of the measure project itself.
2.0.8 all-in unit rate
Labor costs, materials and engineering equipment costs, construction machine tool usage costs and enterprise management costs, profits and risk costs within a certain range required to complete a specified list project.
2.0.9 risk allowance
Implied in the comprehensive unit price of the priced bill of quantities, it is used to defuse the risk of market price fluctuations within the content and scope agreed by both parties in the project contract.
2.0.10 construction cost
In order to implement the contract project and meet the quality standards, under the premise of ensuring safe construction, the labor, materials, engineering equipment, construction machinery, shifts and management expenses that must be consumed or used by the contractor and the fees paid according to regulations and taxes.
2.0.11 unit rate contract
A construction contract for a construction project in which the contracting party agrees to calculate, adjust and confirm the contract price based on the bill of quantities and its comprehensive unit price.
2.0.12 lump sum contract
A construction contract for a construction project in which the contracting and contracting parties agree to calculate, adjust and confirm the contract price based on the construction drawings, their budget and relevant conditions.
2.0.13 cost plus fee contract cost plus contract
A construction contract for a construction project in which the contracting and contracting parties agree to calculate, adjust and confirm the contract price based on the construction project cost plus the contractual remuneration.
2.0.14 Guidance cost information
The price information of construction labor, materials, engineering equipment, and construction machinery shifts released by the project cost management agency based on investigation and calculation, as well as the cost index and indicators of various projects.
2.0.15 construction cost index
It reflects the ratio or ratio of the project cost in a certain period relative to the change degree of the project cost in a certain fixed period. Including the cost index divided by unit or single project, and the labor, material, machinery and other price indices divided by elements of project cost.
2.0.16 Engineering change variation order
During the implementation of the contract project proposed by the developer or proposed by the contractor, the increase, decrease, cancellation of any item of the contract project approved by the developer or the change of the construction process, sequence and time; the modification of the design drawings; the change of the construction conditions ; Mistakes or omissions in the bill of quantities for bidding will lead to changes in contract conditions or changes in project quantities.
2.0.17 Discrepancy in BQ quantity
The contractor implements according to the drawings of the contract project (including the drawings provided by the contractor approved by the developer), and calculates the engineering quantity to be measured for the completed contract project calculated in accordance with the engineering quantity calculation rules stipulated in the current national measurement regulations and the corresponding bidding The difference in quantity between the quantities listed in the Bill of Quantities item.
2.0.18 Provisional sum provisional sum
A sum tentatively determined by the tenderee in the bill of quantities and included in the contract price. It is used for the procurement of required materials, engineering equipment and services that have not been determined or cannot be foreseen when the project contract is signed, project changes that may occur during construction, contract price adjustments when contractual adjustment factors appear, claims that occur, and on-site visa confirmation, etc. cost of.
2.0.19 tentative price prime cost sum
The amount provided by the tenderee in the Bill of Quantities to pay for materials that must occur but whose price cannot be determined temporarily, the unit price of engineering equipment, and the amount of professional engineering.
2.0.20 dayworks
During the construction process, the contractor completes sporadic projects or work beyond the scope of the project contract proposed by the developer, and is priced according to the unit price agreed in the contract.
2.0.21 Main contractor's attendance
In order to cooperate with and coordinate the professional project contracting carried out by the developer, the general contractor shall keep the materials and engineering equipment purchased by the developer itself, as well as the cost of construction site management, compilation of completion data and other services.
2.0.22 Safe and civilized construction fee health, safety and environmental provisions
During the performance of the contract, the contractor takes measures to ensure safe and civilized construction, protect the internal and external environment of the site, and build and dismantle temporary facilities in accordance with national laws, regulations, and standards.
2.0.23 claim claim
During the performance of a project contract, if one party to the contract suffers losses due to reasons other than its own, the other party should bear the responsibility according to the contract or laws and regulations, so as to request compensation from the other party.
2.0.24 On-site visa site instruction
Signature certificates made by the developer's on-site representative (or its authorized supervisor and project cost consultant) and the contractor's on-site representative on the responsibility events involved in the construction process.
2.0.25 early completion (acceleration) cost
The contractor shall take measures to speed up the progress of the project at the request of the developer to shorten the construction period of the contract project, and the expenses arising therefrom shall be paid by the developer.
2.0.26 Delay damages
If the contractor does not carry out construction according to the planned progress of the contract project, resulting in the actual construction period exceeding the contract period (including the extension of construction period approved by the developer), the contractor shall compensate the developer for the loss.
2.0.27 force majeure force majeure
Natural disasters and social emergencies that cannot be foreseen by both parties when the project contract is signed, and whose consequences cannot be avoided and cannot be overcome.
2.0.28 Engineering equipment engineering facility
Refers to electromechanical equipment, metal structural equipment, instrumentation and other similar equipment and installations that form or plan to form part of the permanent works.
2.0.29 Defect liability period defect liability period
It refers to the time limit for the contractor to undertake the defect repair responsibility stipulated in the contract for the contract project that has been delivered for use.
2.0.30 Quality assurance deposit retention money
The contracting party agrees in the project contract that the amount reserved from the payable contract price is used to ensure that the contractor fulfills the defect repair obligation within the defect liability period.
2.0.31 fee
All reasonable expenses incurred or to be incurred by the contractor for the performance of the contract, including management fees and other apportionable expenses, but excluding profits.
2.0.32 Profit
Profit obtained by the contractor from completing the contract work.
2.0.33 corporate rate
Consumption standards for labor, materials and construction machinery shifts compiled by construction enterprises based on their construction technology, machinery equipment and management level.
2.0.34 Statutory fee
According to national laws and regulations, if the provincial government or the relevant provincial authority stipulates that the construction enterprise must pay, it should be included in the cost of the construction and installation project.
2.0.35 tax
The business tax, urban maintenance and construction tax, education surcharge and local education surcharge that should be included in the cost of construction and installation projects stipulated by the national tax law.
2.0.36 Employer
The party who has the qualification of the project contracting entity and the ability to pay the project price and the legal successor who has obtained the qualification of the party is sometimes called the tenderer in this specification.
2.0.37 contractor
The parties who have the qualifications of engineering construction contractors and the legal successors who have obtained the qualifications of the parties accepted by the contracting party are sometimes called bidders in this specification.
2.0.38 cost engineering consultant (quantity surveyor)
The party who has obtained the engineering cost consulting qualification grade certificate, accepts the entrustment to engage in construction project cost consulting activities, and the legal successor who has obtained the qualification of the party.
2.0.39 cost engineer (quantity surveyor)
Professionals who have obtained the cost engineer registration certificate, registered in a unit, and engaged in construction project cost activities.
2.0.40 cost engineering technician
Professionals who have obtained the national qualification certificate for construction project costers, registered in a unit, and engaged in construction project cost activities.
2.0.41 unit rate project
Items in the bill of quantities that are priced at unit prices are those that are measured in accordance with the contract engineering drawings (including design changes) and the engineering quantity calculation rules stipulated in the current national metrology standards for related projects, and are calculated with the corresponding comprehensive unit price of the priced bill of quantities..
2.0.42 lump sum project
Items in the bill of quantities that are priced by total price, that is, items that are calculated by the total price (or calculated basic multiplier rate) for such items that have no engineering quantity calculation rules in the current national measurement specifications for relevant projects.
2.0.43 Engineering measurement measurement of quantities
According to the agreement of the contract, the contracting party calculates and confirms the quantity of the contract project completed by the contractor.
2.0.44 project settlement final account
According to the contract, both parties, the contracting party, calculate, adjust and confirm the contract price during the implementation, termination and completion of the contract project. Including interim settlement, termination settlement and completion settlement.
2.0.45 tender sum limit
The bid inviter prepares the maximum bidding price limit for the bidding project based on the relevant pricing basis and methods issued by the national or provincial or industrial construction authorities, as well as the draft bidding documents and the bill of quantities for the bidding project, combined with the specific conditions of the project.
2.0.46 tender sum
The total price indicated after summarizing the priced bill of quantities quoted by the bidder in response to the requirements of the bidding documents when bidding.
2.0.47 Contract price (contract price) contract sum
The project cost agreed upon by both parties in the project contract, that is, the total amount of the contract including project fees for sub-items, project fees for measures, other project fees, fees and taxes.
2.0.48 advance payment
Before the start of construction, the developer shall pay the contractor in advance according to the contract for the purchase of materials and engineering equipment required for the construction of the contract project, as well as the organization of construction machinery and personnel to enter the site, etc.
2.0.49 lnterim payment
During the construction process of the contract project, the payment made by the developer to the contract price completed by the contractor within the payment cycle according to the contract agreement is also the interim settlement payment of the contract price.
2.0.50 Contract price adjustment adjustment in contract sum
After the adjustment factors of the contract price appear, both the contracting party and the contracting party propose, calculate and confirm the change of the contract price according to the contract.
2.0.51 final account at completion
According to the relevant laws, regulations and standards of the state, the contracting party shall determine in accordance with the contract, including the adjustment of the contract price in the process of performing the contract according to the contract. The total amount of the contract to the contractor.
2.0.52 Construction cost verification
Project cost consultants accept the entrustment of the people's courts and arbitration agencies to use their professional knowledge to identify, judge and evaluate project cost disputes in construction contract dispute cases, and provide appraisal opinions. Also known as engineering cost judicial appraisal.
3 General provisions
3.1 Pricing method
3.1.1 When contracting a construction project invested with state-owned funds, the bill of quantities must be used for valuation.
3.1.2 For construction projects invested by non-state-owned funds, the bill of quantities should be used for valuation.
3.1.3 For construction projects that do not use the bill of quantities for valuation, other provisions of this specification except the bill of quantities and other special provisions shall be implemented.
3.1.4 The Bill of Quantities shall be priced with a comprehensive unit price.
3.4.3 If the contract price is affected by market price fluctuations, the contracting party shall share it reasonably, and fill in the "List of Main Materials and Engineering Equipment Provided by the Contractor" as an annex to the contract according to Appendix L.2 or L.3 of this specification; If there is no agreement, the contract price shall be adjusted in accordance with the provisions of Articles 9.8.1 to 9.8.3 of this specification when disputes arise between the contracting party and the contracting party.
3.4.4 If the construction cost increases due to the contractor's own reasons such as the use of mechanical equipment, construction technology and organizational management level, the contractor shall bear all of it.
3.4.5 When force majeure occurs and affects the contract price, the regulations in Section 9.10 of this specification shall be followed.
4 Preparation of Bill of Quantities
4.1 General provisions
4.1.1 The bill of quantities for bidding shall be compiled by the tenderee with the ability to compile or entrusted by him with a qualified project cost consultant.
4.1.2 The Bill of Quantities for Bidding must be an integral part of the bidding documents, and its accuracy and completeness shall be the responsibility of the tenderer.
4.1.3 The bill of quantities for bidding is the basis for the valuation of the bill of quantities, and it should be used as one of the basis for compiling the bidding control price, bidding quotation, calculating or adjusting the engineering quantity, claim, etc.
4.1.4 The Bill of Quantities for Bidding shall be prepared in units of projects (projects), and shall consist of a list of sub-projects, a list of measures, a list of other items, a list of fees and taxes.
4.1.5 The preparation of the bill of quantities for bidding shall be based on.
1 This code and the national metrology code of related projects;
2 Valuation quotas and methods issued by the national or provincial or industry construction authorities;
3 Construction project design documents and related materials;
4.Standards, specifications and technical materials related to construction projects;
5 The proposed bidding documents;
6 Construction site conditions, geological survey and hydrological data, engineering characteristics and conventional construction schemes;
7 other relevant information.
4.2 Sub-items and sub-projects
4.2.1 The list of sub-projects and sub-projects must specify the project code, project name, project characteristics, measurement unit and engineering quantity.
4.2.2 The list of sub-projects and sub-projects must be compiled according to the project codes, project names, project characteristics, measurement units and engineering quantity calculation rules stipulated in the current national metrology regulations for relevant projects.
4.3 Measure items
4.3.1 The list of measures and items must be compiled in accordance with the current national metrology regulations of relevant projects.
4.3.2 The list of measures and items should be listed according to the actual situation of the proposed project.
4.4 Other items
4.4.1 The list of other items shall be listed as follows.
1 provisional amount;
2 Estimated price, including estimated unit price of materials, estimated unit price of engineering equipment, and temporary estimated price of professional engineering;
3 days work;
4 General contracting service fee.
4.4.2 The provisional amount should be estimated according to the project characteristics and relevant pricing regulations.
4.4.3 The estimated unit price of materials and engineering equipment in the estimated price shall be estimated according to the project cost information or with reference to the market price, and a detailed list shall be listed; the temporary estimated price of professional projects shall be divided into different professions, estimated according to relevant pricing regulations, and a detailed list shall be listed.
4.4.4 For day labor, the project name, unit of measurement and estimated quantity should be listed.
4.4.5 The general contracting service fee shall list the service items and their contents, etc.
4.4.6 Items not listed in Article 4.4.1 of this code should be supplemented according to the actual situation of the project.
4.5 Fees
4.5.1 The list of fee items shall be listed as follows.
1 Social insurance premiums. including endowment insurance premiums, unemployment insurance premiums, medical insurance premiums, work-related injury insurance premiums, and maternity insurance premiums;
2 housing provident fund;
3 Project sewage charges.
4.5.2 Items that are not listed in Article 4.5.1 of this specification should be listed according to the regulations of the provincial government or relevant provincial departments.
4.6 Taxes
4.6.1 The list of tax items should include the following.
1 business tax;
2 City maintenance...
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