(1) the wall thickness is less than or equal to 180mm;
(2) walk thru frame manufacturer
(3)the building height more than 24m of cavity wall, aerated block wall light wall;
(4) the masonry mortar strength grade of less than or equal to M1.0 brick wall. 1.0.3 fastening scaffolding steel pipe, according to the provisions of the standard of the scaffold structure component and the vertical rod bearing capacity of foundation design and calculation, but in the provisions of article 5.1.5 of this standard, the corresponding bar design can no longer calculate. 1.0.4 fastening scaffolding steel pipe, should according to the specification requirements of the construction organization design.
Scaffolding planks provisions of this regulation, shall be in accordance with relevant provisions of applicable national mandatory standards. Safety technical specification JGJ 130－2001 of the people's Republic of China Ministry of Construction approved the implementation of 2001－02－9 2001－06－01 1 General 1.0.1 in the design and construction of steel tubular scaffold fastener implement technical and economic policies of the state.