May 02, Comments. Concrete poured in hot weather, low humidity, or high wind can suffer adverse effects if proper adjustments are not made to the process. Among other things, this can include using shade to block direct sunlight or spraying aggregates with cold water to keep them cool. Concrete sets by hydrating. In other words, it sucks up water and forms crystals around the particles in the concrete. The cooler the concrete, the longer this process takes and the more time the crystals have to strengthen. When the concrete is hotter, the crystallization process happens more quickly, giving the crystals less time to strengthen.
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Are your safety meetings a drag for your workers? Are they shifting in their seats as they sit through yet another presentation on slip and fall hazards? Safety meetings are a key part of a safety awareness program and are one of the best methods to motivate workers to take safety out of the classroom and into the field. Here are some tips to keep your workers engaged while also making them more aware of safety in the workplace. Selecting a topic for a safety meeting is not always easy. Sometimes you may be wondering what to feature, especially when you have covered some topics many times. If you are fresh out of ideas, consider your topic by:. The best time to schedule a safety meeting is the start of the work shift. Before you start a safety meeting on time , have the participants sign in. Can you recommend a good web hosting provider at a reasonable price?
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