Effects of Weather There is one element in the construction business that we have no control over—the elements— the weather. However, we can control how the weather affects the safety of a project. Guide for Discussion Wind: Can blow dust in your eyes. Can blow materials and people off scaffolds, roofs or higher floors. Can blow down poorly braced formwork or newly framed walls. Lightning: Often electrical storms occur without any rain. Therefore are very dangerous. Be sure to stay away from any type of tall object. If working around iron or rebar and lighting is seen, clear the area. Rain, Sleet, Ice and Snow: All four are wet,...