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Riser I Tread I Balusters I Wood Stair
from Building Language
by Mengying Qi
BALUSTERS / TREAD / RISER
The tread is the horizontal surface and the riser is the vertical surface located between treads (Tucker, 2015). Balusters are the vertical members support the handrail of a staircase (Bhatia, 2012).
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Tread Depth : minimum 11” Riser Heights : 4” - 7” Gap Between Balusters : minimum 4”
Wood Stair
