1.
Scaffold steel pipes should be made of φ 48.
3 × 3.
6 steel pipes, and the maximum weight of each steel pipe should not exceed 25.
8Kg;.
[engineering data] a complete set of construction safety instruction manual (preparation, technology, management and evaluation), 382 pages
This kind of scaffolding has long been banned by the state! Why don’t you believe in evil? The accident resulted in 2 serious injuries and 9
