General provisions…………………………………
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earthwork engineering…………………………..
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The construction enterprise shall conduct sampling test for the routine inspection of material quality as required, and the results can be used only after being reported to the supervising engineer for approval
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If the requirements are not met, relevant specifications shall be implemented
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During the sampling inspection, the method of random sampling shall be adopted, and the inspection data of the subjectively selected measuring points shall be invalid.
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8
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Requirements for construction procedures…………………………..
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If the supervisor confirms the need for modification or supplement, he shall also provide the modified and supplemented drawings and documents to the construction enterprise within 7 days after receiving the parts（ 2) After the supervisor issues the construction drawings, if it is necessary to modify and supplement some engineering designs, the design modification drawings shall be issued in time 7 days before the construction of this part, and the changes involved shall be handled according to the regulations
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The construction unit must timely provide corresponding project quality evaluation results and relevant data, and report to the project legal person for acceptance before the next process can be carried out
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V
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3
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20 X Metal structure and hoist (gate) installation works…………………………………..
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×× county ×× Technical requirements for construction of danger removal and reinforcement works of small reservoirs Item 1
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9
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The construction of the next process can be carried out only after it is qualified
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dam filling…………………………..
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If errors or unclear expressions are found, it shall notify the supervisor in writing within 7 days after receiving the drawings and documents
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VI Mortar masonry works…………………………………..
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The construction setting out shall be carried out according to the elevation points and plane control coordinate points provided by the project legal entity (supervisor)
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24 I
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The construction enterprise must establish and improve the quality assurance system, establish a site laboratory (or entrust a qualified laboratory) to ensure the implementation of the detailed rules, strictly implement the “three inspection system” in the construction process, that is, implement the inspection and detection procedures of team self inspection, constructor re inspection and final inspection of quality inspection department, and make construction records
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Unqualified materials shall not be transported to the construction site, and those already transported to the construction site shall be transported away within a time limit
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2
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The acceptance system of unit and divisional works shall be implemented
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The mobilized construction machinery shall not be transported out of the construction site without the written consent of the project legal person (supervision) unit before the completion of the project
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The danger removal and reinforcement project of small reservoirs is an important construction post related to project quality, production safety and people’s life and property safety
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7
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The construction enterprise shall have full-time or part-time quality inspectors at all levels to conduct self inspection for each process in the construction according to the requirements of the “three inspection system”
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For the quality inspection after the completion of each part of the project, the full inspection or key sampling inspection shall be carefully carried out according to the requirements of relevant specifications
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11 VII
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Before the commencement of any divisional works, the construction enterprise shall submit the site setting out data and the specific location to the supervising engineer for inspection and approval
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17 IX
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After the commencement of the project, the project measurement starts
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Combined with the characteristics of wide distribution of small reservoir projects in our county, according to the code for inspection and evaluation of construction quality of water conservancy and hydropower projects (sl176-2007), technical code for construction of rolled earth rockfill dams (DL / t5129-2001) The technical requirements are formulated in the code for construction supervision of hydraulic engineering construction projects (sl288-2003) for project construction and project quality inspection and supervision personnel
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Concrete and reinforced concrete works………………………..
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After passing the self inspection, fill in the project quality inspection application form and report it to the project legal person, supervision unit and supervision engineer for inspection
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General Provisions to further strengthen the quality management of risk removal and reinforcement works of small reservoirs in XX county and clarify the project quality responsibility, Strict project construction management procedures, unified project quality inspection and evaluation standards, better complete the task of danger removal and reinforcement, and strive for excellent projects
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The construction enterprise shall protect all survey control points provided by the project legal person (supervision) unit, and make at least 2 Permanent and easy-to-use elevation and coordinate control points
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Other works…………………………..
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The construction enterprise shall improve the mass relations around the construction site, prevent various accidents and create a civilized construction site
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23 XII
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When submitting the schedule, the construction enterprise shall attach an inspection application form for construction machinery to be used in the project
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The name, model, power, quantity and arrival date of the machinery shall be indicated in the table and submitted to the supervising engineer for approval
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The construction enterprise shall arrive at the construction site on time with all construction machinery and personnel used for the project and report to the supervising engineer for inspection
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20 Xi
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For the design modifications that do not belong to the scope of change, the Contractor shall not require additional payment
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Design modification (L) after receiving the drawings and documents provided by the supervisor, the construction enterprise shall read and check them in detail
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If the equipped instruments and tools cannot meet the construction quality control requirements, a laboratory approved by the project legal person (supervision) unit shall be entrusted to carry out the test
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They must work with certificates, and those who have not obtained the post qualification certificate are not allowed to work
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The construction enterprise shall establish a safety production organization at the construction site, allocate full-time site safety officers, formulate safety production operation procedures, formulate flood control construction plans and implement various safety flood control measures before the flood season, and report to the township flood control headquarters where the project is located for approval
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For each project content completed, the project quality and quantities shall be signed and approved by the relevant personnel of the project legal person, supervision unit and supervision unit, otherwise the quantities will not be confirmed
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The project legal person shall timely organize relevant personnel of the design, construction and supervision units to formulate opinions on the division of unit works, divisional works and unit works according to relevant regulations, and submit them to the quality supervision station for review in the form of documents
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water stop and expansion joint………………………..
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Before ordering or processing these materials, the construction enterprise shall obtain the consent of the supervising engineer, and shall attach the samples of materials and relevant instructions on their materials and use
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IV
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Before the commencement of the project, the construction enterprise shall establish a site laboratory (or entrust a laboratory with corresponding qualification) with complete facilities and instruments meeting the accuracy requirements to meet the on-site construction quality control, and be equipped with full-time testers with rich practical experience
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All materials (including semi-finished products and finished products) that will form an integral part of the permanent project must be qualified materials that meet the design and specification requirements
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Dry masonry and slope protection works………………………..
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The construction enterprise shall timely submit the following engineering reports to the supervising engineer for approval: application form for construction organization design, application form for construction setting out inspection, application form for mobilization inspection of construction equipment and machines, test report, material inspection report, inspection report of various engineering processes, engineering quantity report and other reports specified by the supervising engineer
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The construction enterprise, the project legal entity and the supervision unit shall jointly carry out topographic and typical section survey before construction, which shall be signed and confirmed by the three parties
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2、 The construction procedure requires that the construction enterprise must submit the filing and construction contract to the water administration department before the commencement of the project; The commencement application shall be submitted to the project supervision department for approval by the chief supervision engineer and the commencement order shall be issued before commencement
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For concealed works, the construction unit shall conduct acceptance measurement before excavation and backfilling, and retain image data, otherwise it will not be measured
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Engineering survey…………………………..
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The instruments and tools provided by each site laboratory shall be reported to the supervising engineer for inspection
Grouting leakage control works…………………………..
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Under the witness of the personnel of the project legal person, the supervision unit and the supervision unit, the relevant personnel of the construction unit shall randomly sample the mobilized materials, sand shell soil samples, mortar and concrete according to the regulations, and send them to the testing unit with corresponding qualifications for testing
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15 VIII
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After all purchased materials are transported to the construction site, they shall be attached with the material inspection certificate of the manufacturer or the inspection report of the laboratory approved by the project legal person (supervisor)
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