A timber post in a domestic dwelling is subject to an axial load of 64kN under the worst load case.

part(a) If the maximum allowable compressive stress of timber is 7MPa, what is the minimum available size of square section post required. (give dimensions as well as area). Please show working.

part(b) The post is 5.3m high, carrying loads from a second storey attic as well as roof loads down to the foundations. Apart from axial load capacity, what other structural considerations are necessary in the design of the member. Plaese explain

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