Technical Drawing - Exam Papers - Higher - 1999 - Building

Question 4

In Fig. 4 is shown a pictorial sketch of a spectator stand for an outdoor arena. The structure has a sloping floor as shown. Also shown are the outline plan and elevation of the structure and the outline of a parabola ABC. The surface of the unit is generated by translating the parabola ABC in a vertical position along the parabola DE whose vertex is at E.

Draw the given plan and elevation and project an end elevation of the structure.

Scale 1: 500