Facilities should be accessible to persons who are blind, or
have low vision, complying with guidelines set out in "Barrier
Free Design" CAN/CSA-B651-95. This includes, but is not limited
to, high contrast signage, Braille, tactile (raised numbers,
words) and/or audio output alternatives to all signage such as
elevator numbers, room numbers, washrooms signs, detectable
tactile surfaces approaching stairs or changes in grade, high
contrast strips at the top of each step of a stairway.