Reference documents used to obtain the effects of cranes on the structural system and unfavourable loading are as follow: The most unfavourable loading and deflection on cranes are obtained by applying vertical R and horizontal H and L loads on the crane beam in the form of moving load according to the regulation chosen considering the situations such as impact coefficient, effect combinations, loading combinations according to the situation of one or more cranes in the same hall. These classes are determined according to the load capacity of the crane and the number of times it carries the load during the day, and the cycle it will carry during its lifetime. While A, B, C are light and middle-class cranes, D, E, F are defined as heavy class cranes. According to AISC Design Guide 07- Industrial Building cranes can be classified based on crane load capacity and depending on the number of cycles it will complete during its lifetime.
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