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GB 55032-2022: Code for construction quality acceptance of building decoration
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB 55032-2022 | English | 679 |
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Code for construction quality acceptance of building decoration
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GB 55032-2022
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Basic data | Standard ID | GB 55032-2022 (GB55032-2022) | | Description (Translated English) | Code for construction quality acceptance of building decoration | | Sector / Industry | National Standard | | Classification of Chinese Standard | P32 | | Word Count Estimation | 33,351 | | Date of Issue | 2022-07-15 | | Date of Implementation | 2023-03-01 | | Issuing agency(ies) | Ministry of Housing and Urban-Rural Development of the People's Republic of China; State Administration for Market Regulation | GB 55032-2022: Code for construction quality acceptance of building decoration---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.
2 Relevant procedures between professional types of work shall be handed over and inspected, and inspection records shall be kept;
3 For the important procedures that are required to be inspected in the supervision plan or supervision implementation rules, the construction of the next process shall be carried out after the professional supervision engineer has passed the inspection and signed for confirmation;
4 Before the hidden project is hidden, the construction unit shall notify the supervisory unit to check and accept, and the on-site image data shall be retained to form an acceptance document, and the construction can only continue after passing the acceptance.
3.3.5 After the excavation of the foundation pit, foundation trench and trench, the construction unit shall inspect the trench together with the survey, design, construction and supervision units, and shall sign the trench inspection record.
3.3.6 When the main structure is a prefabricated concrete structure system, the matching grouting sleeve and grouting material determined by the joint type inspection shall be used for sleeve grouting connection, and the grouting shall be dense and full.
3.3.7 The construction of decoration works shall comply with the following regulations.
1 When the design of the existing building decoration project involves changes in the main structure and load-bearing structure, the original structural design unit or a design unit with the corresponding qualification level should be entrusted to propose a design plan before construction, or the safety of the building structure should be assessed by the appraisal unit. Appraisal, to determine the design scheme based on the appraisal results;
2 The connection between the external thermal insulation system of the building's external wall and the external wall should be firm, and the connections between the layers of the thermal insulation system should be firm;
3 The doors and windows outside the building should be installed firmly, and the sliding doors and windows should be equipped with anti-falling devices;
4 The protective railings and safety grab bars for barrier-free facilities set in the air space should be firmly connected with the main structure;
5 Lighting fixtures with heavy weight, as well as equipment and instruments with vibration loads such as electric fans, projectors, and stereos, should not be installed on the keel of the ceiling project.
3.3.8 Roof construction shall meet the following requirements.
1 Protective measures should be taken in time after each process is completed;
2 The pipes, equipment or embedded parts protruding from the roof should be installed before the construction of the insulation layer and waterproof layer;
3 After the roof insulation layer and waterproof layer are completed, operations that damage the roof such as drilling holes, punching holes, or impacting with heavy objects are not allowed;
4.Roof tiles must be laid firmly. In strong wind and earthquake fortified areas or when the roof slope is greater than 100%, fixed reinforcement measures should be taken.
3.3.9 The installation location, size, connection method and quality of equipment, pipelines and their supports and hangers, etc. with the main structure shall meet the design and functional requirements.
3.3.10 The anticorrosion layer of underground pipelines should be complete and continuous. The cathodic protection design and construction of new pipelines should be carried out at the same time as the pipeline design and construction. The cathodic protection should pass the test and be put into use at the same time.
3.3.11 Before pipeline cleaning and flushing, strength test and tightness test and indoor fire hydrant system test launch test, the construction unit shall prepare a test plan, determine the test method, test pressure and qualification standard according to the design requirements, and formulate quality and safety assurance measures.
2 Before the completion acceptance of the project is filed, the construction unit shall, according to the project category and the requirements of the local urban construction archives management agency, collect all the project documents, organize them into files, and hand them over to the urban construction archives management agency.
4.2 Acceptance requirements
4.2.1 The construction quality of the project shall comply with the provisions of the current national mandatory project construction norms, and shall comply with the requirements of the engineering survey and design documents and contractual agreements.
4.2.2 The quality of inspection batches should be checked and accepted according to the main control items and general items, and should meet the following requirements.
1.The determination of main control items and general items shall comply with the provisions of the current national mandatory engineering construction norms and current relevant standards;
2 The quality of the main control items should all pass the sampling inspection;
3.The quality of general items should comply with the relevant current national standards;
4 There should be complete construction operation basis and quality acceptance records.
4.2.3 When the construction quality of the inspection batch does not meet the acceptance criteria, it shall be dealt with according to the following regulations.
1 The inspection lot that has been reworked or repaired shall be re-inspected;
2 The inspection batches that meet the design requirements after being tested by a qualified testing organization shall be accepted;
3 Inspection batches that fail to meet the design requirements after being tested by a qualified testing agency, but can meet the safety and use functions after the calculation and approval of the original design unit, shall be accepted.
4.2.4 Sub-project quality acceptance shall meet the following requirements.
1 The quality of the inspection batch contained in it should be accepted;
2 The quality acceptance records of the included inspection batches shall be complete and authentic.
4.2.5 The sub-project quality acceptance shall meet the following requirements.
1 The quality of the included sub-projects should be checked and accepted;
2 Quality control data should be complete and true;
3 The sampling inspection results for safety, energy saving, environmental protection and main functions shall meet the requirements;
4 The visual quality should meet the requirements.
4.2.6 Unit project quality acceptance shall meet the following requirements.
1 The quality of the included sub-projects shall all pass the acceptance check;
2 Quality control data should be complete and true;
3 The inspection data on safety, energy saving, environmental protection and main functions of the included sub-projects shall be complete;
4 The spot check results of the main functions shall comply with the provisions of the current national mandatory engineering construction regulations;
5 The visual quality should meet the requirements.
4.2.7 When the sub-projects and sub-projects that have been repaired or strengthened are confirmed to meet the safety and functional requirements, they should be accepted according to the requirements of the technical treatment plan and negotiation documents.
4.2.8 Sub-projects and unit projects that fail to meet safety or important functional requirements after repair or reinforcement are strictly prohibited from acceptance.
4.3 Acceptance organization
4.3.1 The inspection batch shall be inspected and accepted by the professional supervision engineer and the professional quality inspector and professional foreman of the construction unit.
4.3.2 Sub-item projects shall be inspected and accepted by the professional supervision engineer and the professional and technical person in charge of the project of the construction unit.
4.3.3 The sub-projects shall be inspected and accepted by the chief supervisory engineer to organize the project leader and project technical leader of the construction unit. The person in charge of the project of the survey and design unit and the person in charge of the technology and quality department of the construction unit shall participate in the acceptance of the foundation and foundation sub-projects. acceptance.
4.3.4 After the unit project is completed, all relevant units should conduct project completion acceptance according to the following requirements.
1 The survey unit shall prepare a survey project quality inspection report, and submit it to the construction unit after approval according to the prescribed procedures;
2 The design unit shall check the design documents and design changes in the construction process, and prepare a design project quality inspection report, which shall be submitted to the construction unit after approval according to the prescribed procedures;
3 The construction unit should pass the self-inspection, and should prepare a project completion report, and submit it to the construction unit after approval according to the prescribed procedures;
4 The supervisory unit shall organize the pre-acceptance of the project completion after passing the self-inspection, and shall prepare a project quality evaluation report after passing the pre-inspection, and submit it to the construction unit after approval according to the prescribed procedures;
5 The construction unit shall organize the project leaders of supervision, construction, design, survey units and other relevant units to conduct project completion acceptance after the completion pre-acceptance.
5 Quality Warranty and Maintenance
5.0.1 The construction project shall prepare the project instruction manual, which shall include the following contents.
1 Project overview;
2 Reasonable service life, performance indicators and warranty period of engineering design;
3 Schematic diagram of the location of the main structure, the schematic diagram of the layout of the upper and lower water of the house, the schematic diagram of the layout of the electrical wiring of the house, and the instructions for the use of complex equipment;
4 Precautions for use and maintenance.
5.0.2 The construction unit shall establish a quality return visit and quality complaint handling mechanism. The construction unit shall perform the warranty obligation, and shall sign a construction quality warranty letter with the construction unit. The construction quality warranty letter shall specify the warranty scope, warranty period and warranty responsibility.
5.0.3 When a general quality defect occurs during the warranty period, the construction unit shall issue a warranty notice to the construction unit, and the construction unit shall conduct on-site surveys, formulate a warranty plan, and make repairs in a timely manner.
5.0.4 When serious quality defects related to structural safety or affecting the use of functions occur in the project during the warranty period, the original design unit or the design unit with the corresponding qualification level shall propose a warranty design plan, and the construction unit shall implement the warranty. After the warranty is completed, the project should meet the original design requirements.
5.0.5 The construction unit, construction unit or other entrusted units shall specify the warranty and quality complaint acceptance department, personnel and contact information during the warranty period, and establish relevant work record files.
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