COST ESTIMATING BASICS _ are like change orders but they are issued before the bid date. Unknowns in an estimate are covered by the use of 3. Distinguish between job site overhead and home office overhead. Describe the difference between costing and pricing. You are an owner and desire to put a new line of painkiller pills into production. A young engineer on your staff is given the responsibility of developing an estimate for the indirect costs associated with this endeavor. What clements of indirect cost would you expect that engineer to take into account? Review the Construction Job Indirects Checklist. Are there times that an estimate might treat some of the items listed as direct costs? If so, in what situations may this occur? Can Order-Of-Magnitude, Budget and Definitive Estimates be combined when estimating the cost of a large project? What would the combination of these estimates do to the overall accuracy of the estimate Discuss when this situation might be appropriate of the construction job indirects found in Table 1.1, which can be considered "Time-Sensitive and which are considered "One-Time costs? How could job conditions or contract requirements affect each of these cost element when developing the estimate