The models of buckle scaffolding are mainly divided into two categories: standard type B and heavy-duty type Z according to the “Safety Technical Standard for Socket type Buckle type Steel Pipe Supports in Construction” JGJ231-2021.
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[policy notice] illegal construction and unlicensed operation of “coal to gas” in rural areas… Grasp the policy opportunity to complete
Beijing proposed underground pipeline construction notification system construction information “pipeline protection system” release
False performance of project manager, replacement of construction contract, 265 million bid yellow! Disqualification of the first successful candidate!
