Construction industry is greatly reliant on on heavy equipment and one must take complete care of his equipment; since if the equipment goes defective, he has no work to do for the whole day. Furthermore, the work awaiting for the day gets carried forward to the following day, which signifies that he, has to finish 2 days’ work in a single day. This could be pretty difficult for a company which deals with giant projects. A postponement of work for a day can even start huge loses and can furthermore dull the reputation of the company. Therefore,