ESTIMATION Estimate is a calculation of various items of an engineering works so as to know its approximate cost and quantities of various kinds of materials required with labour involved for its satisfactory completion. Purpose of Estimating 1-To ascertain the necessary amount of money required by the owner/contractor to complete the proposed work. 2-For public construction works, estimates are required in order to obtain administrative approval, allotment of funds and technical sanction. 3-To ascertain quantities of materials required in order to program their timely procurement. 4-To calculate the number of different categories of workers that are to be employed to complete the work within the scheduled time of completion. 5-To assess the requirements of Tools, Plants and equipment required to complete the work according to the program. 6-To fix up the completion period from the volume of works involve in the estimate. 7-To draw up a construction sc...
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