Technical Drawing - Exam Papers - Higher - 1993 - Building
The accompanying drawing shows ground contours at five-metre vertical intervals. ABC is the line of a proposed roadway and DEFG is a proposed parking area. O is the centre of the circular curve.
The roadway ABC has the following specification:
(i) formation width is 14 m;
The formation level at E in the parking area is 65 m and the gradient from E to F is 1 in 15 rising. The side slopes for cuttings and embankments are the same as for the roadway ABC.
On the drawing supplied show the earthworks necessary to accommodate the roadway and parking area.