. When not at the same height on the pole base, it must be the height of the vertical sweep shot to the lower pole and extend across two fixed height difference should not be greater than lm. Distance from the axis of the slope by the pole to the top of the slope of not less than 500mm. A steel door, the advantages 1) gantry steel scaffolding geometry standardization. Gantry steel scaffolding 2) reasonable structure Fuzhou scaffolding rental, by good mechanical properties, take advantage of the strength of steel scaffolding selling Fuzhou, high load carrying capacity. 3) the construction of easy assembly and disassembly, erection high efficiency, while saving time and labor, safe, reliable and economic use. 2. Disadvantages 1) frame size without any flexibility, any change in the size of the frame should be replaced with another type of door frame and accessories 5, scaffolding safety protection facilities shall be provided in each layer fence and block feet. Scaffolding lateral and bottom with a dense mesh safety net closed Fuzhou scaffolding leasing companies, building shelves and to maintain the necessary channels. Cantilever beam scaffolding pole connection with cantilever beam (or stringers) in. Should be welded cantilever beam (or stringers) on 150 ~ 200mm long steel pipe with an outer diameter smaller than the inner diameter of the scaffolding pole 1.0 ~ 1.5mm, with a fastener connected while in the lower pole set from 1 to 2 sweep shot to ensure the stability of the shelf. Scaffolding Scaffolding _ _ Fuzhou, Fuzhou, Fuzhou, Fuzhou Meiko Meiko scaffolding provided by the steel frame construction projects Leasing Limited. Fuzhou Mingguang steel frame construction projects Leasing Co., Ltd. (www.fzmgjsj.com) strong, credible, Fuzhou in Fujian site construction materials industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Fuzhou Mingguang Scaffolding and you hand into the brilliant, for a better future!