How many meters does the tower crane installation height require expert proof?
The installation, disassembly and jacking of tower cranes must be carried out by experts
The mounting height of the tower crane is determined by the manufacturer's manual,It has nothing to do with experts,After the tower crane is installed, it needs to go through the provincial construction quality and safety supervision station, and the designated testing institution will meet the technical requirements of the production plant, and the method can be used only after the use of the permit.
Circular of the Ministry of housing, urban and rural construction on Issuing the measures for the safety administration of sub hazardous and sub divisional projectsAnnex No. [2009]87 [Annex two]"More than a certain size of the risk of larger sub sub project scope."Three, lifting and installation, demolition works(1) lifting projects with unconventional lifting equipment and methods with single lifting weights of 100kN and above.(two) lifting equipment installation with lifting weight 300kN and above; demolition work of climbing crane within height 200m and above.The installation and disassembly of the tower crane in accordance with the provisions of the above provisions shall be verified by the expert panel.
