L46A1 Mast Section Before the tower crane is used, which procedures should be entered? What information should be reported to the supervisor?
The construction scheme of tower crane must be reported. Before installation, it must be reported to the supervisor and the owner: the location plan of tower crane, the construction scheme of tower crane installation, the layout of tower crane foundation pile and reinforcement position (including the foundation calculation sheet, which needs professional software calculation. I have software, but I need to provide geological report and engineering foundation plan), the qualification of installation unit, certificate of disassembly and assembly personnel Tower crane certificate.
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In fact, the tower crane installation unit knows this. When he is asked to get the information of the production unit, qualification certificate, qualification of the installation unit, work license of the installation personnel, work license of the operator, construction scheme of installation / removal, application form of installation / removal (this form shall be signed and sealed by the installation unit, supervision unit, user and rental unit) for inspection Chapter). After installation, self inspection shall be carried out first. The leasing unit, installation unit and user unit shall carry out self inspection and fill in self inspection report.
After that, the professional testing unit shall be invited to carry out the test and issue the test report. Next, the most important thing is the lease notice, which needs to be sealed and signed by the leasing unit and the user, filed with the local supervision unit, and signed and issued the tower crane registration form. At this time, the tower crane can be used. In the use process, the tower crane commander must work with certificate. The operator must make a record of the repair and maintenance. The tower crane shall be inspected regularly to ensure its normal operation.
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1. What information should be reported to the supervisor before the foundation excavation of tower crane? The model of tower crane, the foundation drawing of tower crane, the product specification of tower crane or qualified; after the foundation excavation, the earthwork excavation evaluation, foundation trench inspection record, reinforcement processing, installation record, formwork installation record, concrete construction and other information should be reported.
2. The hidden acceptance data of tower crane foundation shall be reported to the supervisor:
< 1. Tower crane foundation construction details, positioning drawings and relevant certificates (certificates can also be attached in the construction machinery application form)
< 2. Inspection batch concrete pouring declaration form formwork installation reinforcement processing reinforcement installation concealed engineering concrete construction
< 3. The rest depends on the supervision requirements and site construction environment.
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