Outdoor ramps and their approaches shall be designed so that water will not accumulate on walking surfaces. If gratings are used to disperse water, they shall comply with 521 CMR 22.00: WALKWAYS.
521 CMR 24.9
Outdoor ramps and their approaches shall be designed so that water will not accumulate on walking surfaces. If gratings are used to disperse water, they shall comply with 521 CMR 22.00: WALKWAYS.
521 CMR 24.9