Technical Drawing - Exam Papers - Higher - 1998 - Building

Question 7

The accompanying drawing shows ground contours at five-metre vertical intervals. ABC is the line of a proposed roadway. The roadway has the following specification:

(i) formation width is 15 m;
(ii) formation level at B is 50 m;
(iii) A to B is level, gradient B to C is 1 in 10 rising;
(iv) side slopes for cuttings 1 in 1 .5;
(v) side slopes for embankments 1 in 2.

On the drawing supplied, show the earthworks necessary to accommodate the roadway.