The main diseases of the tunnel and the quality inspection of the initial support construction are rare! 176 PPT to download!

G5 Zhaohua toll station of Beijing Kunming Expressway! Closed construction!

[Shaanxi Construction Group] civilized construction implementation guide (the first edition in 2018), for download, see the end of the article

Some sections of Xuanwei are closed for construction

What do construction workers do in safety education?

Working at heights: 10 key points for safe scaffolding operations

At the construction site of an intersection in Hangzhou, something unexpected was suddenly dug out! It turned out to be

“Scheme” weak current construction organization design scheme word, necessary for collection!