M 20 & HYSD bars Submission date – 10th
sept.2012
Q.1 Clear dimension of a staircase hall is 3mX 6m; floor to
floor height is 3.60m. A two flight stair is to be provided. Design the overall
geometry of stairs.
Q.2 Use the same geometry, design the stairs. The stair is
used inside a public building. The landing slab is in the same direction as the
stair slab and is supported by the walls at their ends.
Q.3 A stair with an open well consists of two flights and a
span partly crossing at right angle. There are 12 steps of rise 150mm , tread
300mm in each flight and 6 steps in cross span. Width of landing and stair is
1.150m. the landings are to be supported on the walls at the ends. Design the
stair slab
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