Technical Drawing - Exam Papers - Higher - 2007 - Building

Question 4

  

A pictorial sketch of an arena is shown in Fig.4. The outline plan and elevation B of the arena are also shown. The main surface ofthe structure is generated by translating the parabola ABC in a vertical position along the parabola BD. D is the vertex of parabola BD. The arena includes a glazed area which is circular in plan.

Draw the given plan and elevation ofthe arena.

Scale 1 : 200

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