Estimating Practice Exam

What do dewatering expenses refer to in construction?

1. Cost of removing water from excavations

2. Cost of soil stabilization

3. Cost of installing drainage systems

4. Cost of environmental assessments

The correct answer is: Cost of removing water from excavations

Dewatering expenses specifically refer to the costs incurred for removing water from excavations during construction activities. This is an essential process, especially in projects that involve digging or creating foundation pits in areas where groundwater or surface water is present. Managing water levels is crucial to maintain a dry work environment, ensuring the safety and integrity of the construction site. Effective dewatering prevents potential structural issues, such as soil erosion or collapse, and protects construction materials from water damage. The expense associated with dewatering can include equipment rental for pumps, labor costs to operate the equipment, and any other necessary materials or services to effectively manage the water removal process. While soil stabilization, drainage system installation, and environmental assessments are related to construction practices, they serve different purposes and do not capture the specific focus of dewatering.