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A bridge is being built out in both directions from its central support. The bridge under construction can be simplified into two cantilever beams with

A bridge is being built out in both directions from its central support. The bridge under
construction can be simplified into two cantilever beams with a UDL of 5kN/m. The construction
equipment works at the end of the beam and weighs 75 tonnes.
a)The bridge can support a maximum shear force of 10MN, what is the maximum distance that the bridge span can be built out. Show all your working.
b) The bridge can support a maximum bending moment of 200MNm.
What is the maximum distance that the bridge span can be built out. Show all your working.

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