A minimal 3-board working platform, along with a solitary guardrail, remains in place when the scaffold is put together or taken apart. http://[email protected]/suivi_forum/?a%5B%5D=%3Ca+href%3Dhttps%3A%2F%2Fcanvas.instructure.com%2F%3E6+ft+scaffolding%3C%copyright%3E%3Cmeta+http-equiv%3Drefresh+content%3D0%3Burl%3Dhttps%3A%2F%2Fcanvas.instructure.com%2Feportfolios%2F2834936%2FHome%2F_Scaffolding_in_Urban_Environments_Difficulties_and_Solutions_+%2F%3E