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needed to complete a construction project. They are developed by an estimator during the pre-construction phase. This process includes breaking the project down into smaller and more manageable units that are easier to measure or estimate. The level of detail required for measurement may vary. These
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For every project's success accurate quantity takeoff is necessary. It minimizes many risks during the project. By leveraging precise quantity data, professionals can streamline project management, maintain budgetary control, and foster collaboration among stakeholders.
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quantity take-off can be conducted almost automatically given that the type of materials, their quantity and price is included in the model. It is known that construction projects often run overtime and over
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Hendrickson, C. (1998). "Project
Management for Construction, Fundamental Concepts for Owners, Engineers, Architects and Builders" First Edition originally printed by Prentice Hall, 1989 with co-author Tung
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to find these quantities. Experienced estimators have developed procedures to help them quantify their work. Many programs have been developed to aid in the efficiency of these processes. With
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Guidance for cost estimation and management for highway projects during planning, programming, and preconstruction
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BIM handbook: a guide to building information modeling for owners, managers, designers, engineers, and contractors
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and one of the reasons is lack of accuracy in quantity takeoff and estimates.
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Hendrickson, Chris; Hendrickson, Chris T.; Au, Tung (1989).
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