International Compliance Association (ICA) Home Inspector Practice Exam

How is a typical basement constructed?

1. Walls are built first, then the slab

2. Concrete is poured in the beams, then the walls, then in the slab inside the walls

3. The slab is poured before the walls

4. Walls are framed and then insulated

The correct answer is: Concrete is poured in the beams, then the walls, then in the slab inside the walls

A typical basement is constructed using the method where concrete is poured into the beams first, followed by the walls, and then the slab is poured inside the walls. This sequence is crucial for ensuring structural integrity and proper load distribution within the basement. When the beams are poured first, they serve as a sturdy foundation that supports the entire structure. The walls are then built on top of these beams, ensuring that they are grounded on a solid base. This method helps to prevent issues such as cracking or shifting that can occur if the walls are constructed before the slab. After the walls are securely in place, the slab is poured within the confines of the walls, creating a level floor for the basement space. This approach not only provides a strong and stable environment but also helps with moisture management and insulation in the basement area. In contrast, pouring the slab before constructing the walls would not provide the necessary support, which could lead to structural problems. Framing and insulating walls would typically pertain to above-grade construction rather than foundational work in a basement context, which is why those options do not accurately reflect the typical methods used in basement construction.