Steel damaged during construction works must be spray painted at the site with a minimum thickness to reflect the original requirement. Larger surface to be taken into account if grinding is applicable. Concrete filled steel bumper posts, 1.2 meter high x 150mm diameter, set in concrete 0.9-1.8 meter deep, are required to protect: Dock doors, Overhead Doors, (All Sectional, Sliding and Quick rolling doors) and Electrical equipment F

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