Estimating Practice Exam

What is done when there is an opening in a form system less than 100 square feet?

1. An additional area is added

2. A deduction is made

3. No adjustment is made

4. It is disregarded entirely

The correct answer is: A deduction is made

When dealing with an opening in a form system that is less than 100 square feet, a deduction is made to account for the area that is not structurally contributing to the overall formwork required. This is a standard procedure in estimating because openings reduce the amount of formwork needed, and it's important to accurately reflect this in any calculations or bids. By making a deduction, estimators ensure that the cost of materials and labor is not overestimated. This adjustment helps in maintaining the accuracy and integrity of the estimate, allowing for appropriate budgeting and resource allocation for the construction project. Not making a deduction could lead to inflated project costs and potential financial discrepancies during the execution of the work. The other options do not align with the practices of accurate estimating for openings in form systems. Adding an area or disregarding it entirely would not reflect the actual impact of the opening, while stating that no adjustment is made would violate the principle of adjusting for changes in material requirements. Making a deduction accurately conveys the necessary changes to the formwork quantity and cost, which is essential for realistic project estimates.