R3y8Yuq-0 Situation. The following is a set of notes of the earthwork of a road embankment.

Situation

following is a set of notes of the earthwork of a road embankment.

Sta 5 + 040
$\dfrac{12}{-3}$ $-5$ $\dfrac{24}{-9}$
 
Sta 5 + 140
$\dfrac{15}{-4.5}$ $-7$ $\dfrac{30}{-12}$

 

If the width of roadway is 12 m and the side slope is 2:1...