Every exterior and interior flight of stairs having four (4) risers or more shall have a handrail on one (1) side of the stairway and every open portion of a stairway, landing, balcony, porch, deck, ramp or other walking surface which is more than thirty (30) inches above a floor or grade shall have guards. Handrails shall not be less than thirty-four (34) inches high or more than thirty-eight (38) inches high measured vertically above the nosing of the tread or above the finished floor of the landing or walking surfaces. Guards shall not be less than thirty-six (36) inches high above the floor of the landing, balcony, porch, deck or ramp or other walking surface.
Exception: Guards shall not be required where exempted by the adopted building Code.