Click to pay attention to the official account: engineering skills immediately receive 500 + construction organization design documents (there is one at the end).
7 dead and 4 injured in scaffold falling: safety officer was arrested by pretending to sign! 31 people are being held accountable!
Attention colleagues! The latest announcement from the Department of Housing and Urban Rural Development prohibits the use of wheel buckle
Construction method: Construction method for super large diameter pile foundation with thick sand and egg layers in deep water karst areas
