There are distinct considerations for indoor and outdoor horse arena surfaces:
Outdoor arenas require effective drainage capacity to handle rainwater and prevent waterlogging. This is less of a concern for indoor arenas.
Indoor arenas need attention to moisture levels to prevent the surface from becoming too dry and dusty. Conversely, outdoor arenas may require measures to control excess moisture, especially in wet climates.
The choice of surface material, such as equestrian sand, waxed surfaces, or additives may differ based on whether the arena is indoor or outdoor.
Outdoor arenas may require materials and construction methods that are more resistant to weather elements.
Both indoor and outdoor arenas require regular maintenance, but the specific tasks may vary based on exposure to natural elements.