What is the minimum clear dimension required for an accessible elevator?

The minimum clear dimensions required for an accessible elevator are set to ensure that individuals with disabilities, including those using wheelchairs, can enter, exit, and maneuver comfortably within the elevator space. The specified dimensions include a width and depth that accommodate various mobility devices and allow for safety features, like turning space or companion assistance.

The choice specifying 1.1 m x 1.4 m aligns with these accessibility standards established by codes such as the Americans with Disabilities Act (ADA) and relevant building laws. This size is designed to facilitate a smooth experience for users, ensuring safety and ease of movement without compromising the elevator's functionality.

In contrast, other options present dimensions that exceed or do not meet the minimum requirements set forth for accessibility, making them unsuitable for the standard that governs inclusive design in public and commercial buildings.