Erection standards for platforms

(1) All scaffolding shall be erected plumb and level, with the vertical supports resting on a firm foundation or sills. (2) All work platforms shall have standard guardrails on all open sides and ends. (3) Every scaffold plank shall be examined prior to installation to ensure its effectiveness and shall be supported at intervals not exceeding 3 meters (10 feet) for light work and 2.1 meters (7 feet) for heavy work and shall extend not less than 150 mm (6 ins.) beyond the supporting members. Plank size and placement. (4) Work platforms made of scaffold planks shall not be less than 2 planks wide, placed side by side and shall provide a minimum work surface of 500 mm (6 ins.). 117 (5) The horizontal spacing of uprights, guardrails post and bearers of wooden scaffolds shall not exceed 3 meters (10 feet) for light duty scaffolds and 2.1 (7 feet) for the heavy duty scaffolds. spacing of components. Ladder required. (6) Access to scaffolds shall be provided by end frame ladders, fixed vertical or portable ladders or stairways. Tubular scaffolds. (7) All tubular metal scaffolds shall be erected in accordance with the manufacturer’s instructions and specifications, and if accessories, bracing or fasteners are from different manufacturers, the manager shall ensure their suitability and compatibility. Non-destructive