Estimating Process Essay Example | Topics and Well Written Essays - 750 words

Estimating butt on - Essay ExampleNo matter whichever technique is used the estimator is supposed to cover each the aspects of construction project which includes the direct costs i.e. labor, equipment, material, subcontracts and the indirect costs i.e. insurance, permits, taxes , web site position white plague, head office expenditure etc. An forecast actually is the calculation of quantities of materials, work and their costs which will occur during the course of study of completion of the project. Moreover a good estimate should excessively incorporate some of the costs which ar not evident during the approximation phase but are likely to occur during the execution of the project. such(prenominal) a predictive expertise requires a lot of experience in the field of estimation. The total of this predicted expenditure in each category is the total estimate of the project. The estimated cost of a work is a slopped approximation of its actual cost. The agreement of the estima ted cost with the actual cost of the project depends on devil factors the pay estimate of the project cost and following the correct procedures according to the designs and specifications during the execution of the project. For the correct estimation of the project, site probe along with the detailed study of the project drawings and technical specifications is essential. The following are the various aspects of the estimating change Estimating Using Handheld Devices Estimation process does not only depend on the design and specifications as certain aspects of the cost can only be calculated through thorough site investigation by visiting the site. During site investigation an estimator has to take and record certain on-field observations for which handheld estimation and recording devices are very useful. The data thus collected can easily be transferred to the background knowledge computers for carrying out extensive calculations. Types of Estimates Estimates in construction have been shared into various types according to the extent of dilate in the estimate. These types are 1. Conceptual Estimate It is prepared to realize the concept and idea of the possessor which allows the proprietor/investor to have an idea about the required investment for the project and he sets a cipher for the project. 2. exploratory Estimate These estimates are prepared at the very start of the project by the designer for the owner of the project to judge whether the architects/engineers design is in accordance with his budget or not. 3. Engineers Estimate After the antecedent estimate which is based on the preliminary designs the design engineers and architects complete the detailed design of the project and the engineers estimate is based on these detailed designs and specifications. This helps the owner to set a criterion for the bids. 4. Bid Estimate The bid estimate is also a detailed estimate which is prepared by the contractor and his bid is based on this estima te after adding a profit factor to it. Cost Centers Cost Centers are the various heads into which the project is divided to facilitate the estimating process i.e. foundations, columns, beams, slabs, partition walls etc. These are further subdivided into categories like excavation, formwork, masonry work etc. This get down helps organizing the estimation data as well as carrying out the estimate accurately. Estimating accounts and cost accounts are two types of cost centers which are the cost of these heads and subheads.