Final answer:
The wheelchair sign on the road, also known as the handicapped accessible sign, indicates that the facility or area is accessible to people with disabilities.
Step-by-step explanation:
The wheelchair sign on the road is known as the handicapped accessible sign, and it is used to indicate that the facility or area is accessible to people with disabilities. The Americans with Disabilities Act (ADA) requires that access be provided to everyone, and this sign is used to ensure that individuals with disabilities can access the location.