Original sentence: A disabled toilet is provided on platform one of the station, accessible via the waiting room on this platform
Edited sentence: Despite no indication that such a facility exists on the station map produced by National Rail/ATOC, a disabled toilet is provided on platform one of the station, accessible via the waiting room on this platform.The entrance doors to both this area and the toilet itself however, are large and cumbersome and lack any assistive devices, such as powered door mechanisms