In these stairs, the bottom flight is wide which is divided into narrow flights from either side of the landing (Fig. 21.7). This type of stair is provided in modern public buildings.
Figure 21.7 Bifurcated staircase
Bifurcated Stairs
In these stairs, the bottom flight is wide which is divided into narrow flights from either side of the landing (Fig. 21.7). This type of stair is provided in modern public buildings.
Figure 21.7 Bifurcated staircase
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