In double scaffolding, the horizontal bar at one end of the extended length of the wall should not exceed 0.4 times the pole scaffold Bowl Fuzhou horizontal distance, and should not be greater than 500mm; horizontal bar on the operational level of non-primary node, should necessary supporting scaffold boards of equal spacing, vertical spacing should not exceed a maximum distance of 1/2. Layer scaffold boards should be covered work, shop stable scaffolding, away from the wall 120 ~ 150mm; narrow type scaffold boards, such as stamping steel scaffold boards, wooden scaffold boards, bamboo string of films such as Fuzhou steel scaffolding scaffold boards should be set at three horizontal level rod. . 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, by good mechanical properties, take advantage of the strength of steel door scaffold 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. Any change 2. Disadvantages 1) frame size without any flexibility, frame size should be replaced with another type of door frame and its accessories Fuzhou scaffold rental, scaffolding, scaffolding from Fuzhou Fuzhou Mingguang Mingguang steel frame construction projects Leasing Co., Ltd. available. 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!