Technical Drawing - Exam Papers - Ordinary - 2003 - Building
Fig. 4 shows the outline plan of two adjoining hyperbolic paraboloid roof surfaces ABCD and ADEF.
The corners B, D and F are at ground level. Corners C and E are 4m above ground level and corner A is 10m above ground level.
(a) Draw the given plan of the roof and project an elevation.
(b) Determine the curvature of the roof along a line joining C and F.
Scale 1 : 100