Technical Drawing - Exam Papers - Higher - 2005 - Building
Fig. 5 shows the outline plan and elevation of a hyperbolic paraboloid roof The perimeter of the roof is a rectangle in plan. The roof is formed by extending the hyperbolic paraboloid surface ABCD.
(a) Draw the given plan and elevation.
(b) Project an end elevation.
(c) A plane director for the elements AD and BC is positioned so that it contains point D. Draw the traces for this plane director.
Scale 1 : 200