Cats roll on concrete or other surfaces for a variety of reasons.
A common explanation is that concrete cools their bodies, especially on warm days. The cool surface helps lower body temperature and relieves heat.
Cats also have scent glands. These are located on their cheeks, chin, and head. Rolling on concrete can help them leave their scent behind. This helps them mark their territory and communicate with other cats.
Playing on rough surfaces can also help cats scratch and groom themselves, removing loose fur and debris from their coat