What are the requirements for the sampling inspection of scaffolding?
Quality specification for the cantilever support1 the material of the suspension bearing frame should have the certificate of quality and quality inspection report;2 the height and length of the weld shall meet the design requirements, and shall not have any defects such as welding cracks, structural deformation, corrosion and so on;3 the production quality of the suspension frame shall be in conformity with the provisions of appendix D table D.1.
1 the sampling proportion of various structural parts shall not be less than 5% and not less than 20 pieces, and the quality shall comply with the relevant standards and regulations. Not meet the quality requirements of the structural parts shall not be used.2 wall thickness of steel pipe should be in line with the provisions of the special construction program, and shall not be less than 2.8mm, the wall thickness of less than 2.8mm of the steel pipe shall not be used;3 is strictly prohibited the use of cracks, deformation of the fastener, the bolt appears to be replaced silk;4 foot hand frame accessories must be used before the anti-corrosion treatment.
Inspection and acceptance of cantilever scaffold1 after the erection of the cantilever support, the scaffold is erected;2 before loading on the work layer;3 after each set of 10m height;4 after reaching the design height;5 in the case of more than six winds and heavy rain;6 use more than a month.Cantilever scaffold inspection document1 special construction plan and design documents;2 safety technical disclosure;3 the provisions of appendix D, table D.1.
