Summarize and compare the technical points of the four commonly used forms of scaffolding on construction sites: fastener type, bowl fastener type, socket type plate fastener type, and direct insertion type plate fastener type, for your reference.
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Must the scaffold wall connecting parts be connected with the internal and external vertical poles at the same time? Understanding is the foundation!
Municipal Commission of housing and urban rural development: Notice on strengthening construction safety production in the field of housing and urban rural development