An intenal column in a multi-storey building has an actual length of 4.2 m centre-to-centre of tloor beams. The steel section is a 203 x 203 UC 52. Calculate the compression resistance of the column if it is cased in accordance with Section 4.14 of BS 5950: Part 1. The steel is Grade S275 and the concrete Grade 25. The casing has been made 310 mm2.

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A: Solution is attached below as

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Pressurized pipe flow

A 15-kilometer-long pipe with a pipe diameter of one meter transports water at a speed of one meter per second. The pipe has a friction coefficient of 0.005. Calculate the frictional head loss?