Ashi-Certified Inspector Britt B. identifies a stair tread deficiency during a home inspection, drawing attention to a critical safety concern. He notes that the stair treads measure only 9 inches deep, which is below the standard depth. This deficiency prevents individuals from placing their entire foot on the stair tread, compromising stability and increasing the risk of tripping or stumbling. Inadequate tread depth hinders safe and comfortable traversal, particularly for those with larger feet or mobility challenges. Addressing this issue is vital to ensure the safety of occupants, as stairs that do not meet standard dimensions can lead to accidents. Britt B.'s observation underscores the significance of complying with proper stair dimensions to prevent potential hazards and promote secure mobility within the property.