Design a typical flight of the staircase shown below, which is a part of a multistory building. The height between the concrete floors is 3.0m. The stairs are supported at the ends of the landings and carry a live load equal to 5.75 kN/m2; f.= 20MPA and f, = 414MP.. %3D A C D. 0.25m 1.5m 10x 0.15m risers 1.5m 0.6m 9 runs X 0.3m = 2.7m B2 360 1.5m 150 C0.25m 0.3m- 1.2m 2.7m- 1.2m 0.3m ラ4520 28

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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xample-4:
Design a typical flight of the staircase shown below, which is a part of a
multistory building. The height between the concrete floors is 3.0m. The stairs
are supported at the ends of the landings and carry a live load equal to 5.75
kN/m²; f'. = 20MPa and f, = 414MP..
%3D
%3D
C
D
(0.25m
1.5m
10 X 0.15m risers = 1.5m
0.6m
9 runs X 0.3m = 2.7m
B2
3 60
1.5m
50
C0.25m
2.7m
1.2m-
0.3m
0.3m- 1.2m
5.4 s20
28
Transcribed Image Text:xample-4: Design a typical flight of the staircase shown below, which is a part of a multistory building. The height between the concrete floors is 3.0m. The stairs are supported at the ends of the landings and carry a live load equal to 5.75 kN/m²; f'. = 20MPa and f, = 414MP.. %3D %3D C D (0.25m 1.5m 10 X 0.15m risers = 1.5m 0.6m 9 runs X 0.3m = 2.7m B2 3 60 1.5m 50 C0.25m 2.7m 1.2m- 0.3m 0.3m- 1.2m 5.4 s20 28
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