To limit the probability that spaces for manual wheelchairs will be obstructed or won't be level, or will be of insufficient size, which could lead to persons using manual wheelchairs being unable to use the spaces, which could lead to such persons being excluded from certain rooms and areas.
To limit the probability that spaces for manual wheelchairs will be of insufficient size to accommodate 2 manual wheelchairs side by side, which could lead to the isolation of persons using manual wheelchairs, which could lead to inconvenience.
To limit the probability that spaces for manual wheelchairs will not be accessible for persons using manual wheelchairs, which could lead to such persons being excluded from certain rooms and areas.
To limit the probability that spaces for manual wheelchairs will be located in areas where there is not a choice of viewing locations and a clear view of the event taking place, which could lead to inconvenience.