How do inspectors evaluate the sufficiency of a building's drainage systems?

Evaluating the sufficiency of a building's drainage systems is crucial for preventing water-related issues such as flooding or structural damage. The correct choice of evaluating grading, downspouts, and catch basins encompasses key components that directly influence how water is managed around a property.

Grading refers to the slope of the land around the building, which is essential for directing water away from the foundation. A proper grading ensures that rainwater does not pool around the base of the building, reducing the risk of water infiltration and erosion.

Downspouts play a vital role in channeling rainwater collected by the gutters directly to the ground or drainage system. Evaluating their configuration and functionality helps ensure that they effectively direct water away from the building.

Catch basins are designed to collect excess water and debris from surface runoff, further aiding in the management of water flow on the property. Inspecting catch basins helps prevent blockages that could lead to overflow and flooding.

By considering these three elements, inspectors get a comprehensive view of how water is managed around a building, ensuring the effectiveness of the drainage system in safeguarding the structure from potential damage.