According to Article 2.
1.
5 of the “GJ/T 128-2019 Safety Technical Standard for Portal Steel Pipe Scaffolding in Construction”, mobile portal scaffolding is a special form of portal scaffolding.
.
According to Article 2.
1.
5 of the “GJ/T 128-2019 Safety Technical Standard for Portal Steel Pipe Scaffolding in Construction”, mobile portal scaffolding is a special form of portal scaffolding.
.