The diagram shown below represents a cross section of a kerbed section of road with dimensions and levels as shown. The kerb height is
175mm
. 1.1. Calculate the slope of line
Y3
1.2. Calculate the slope of line [Y4] 1.3. Calculate the elevations at the vertexes of the road prism at
A
B
C
F
G
and
H
. 1.4. Calculate the heights [D] and [J]. 1.5. Calculate the elevations of the centreline intercepts at
E
K
M
, and
N
. 1.6. Determine the distance
L
, left from the centre line to the point where the fill slope intersects the natural ground line. 1.7. Calculate the elevation of this intersection point
P
. 1.8. Determine the distance
R
, right from the centre line to the point where the fill slope intersects the natural ground line. 1.9. Calculate the elevation of this intersection point
Q
. [20] TRANSPORTATION ENGINEERING 2A TRACIA2