Transportation Engineering $[$TRE$300$S$/$TRE$320$C$]$

Nov $2010$

Question $8$

A newly proposed re$-$alignment of a rural road between Hermanus and Caledon is planned. The traffic study data counts of the existing road $($in one lane$)$ are given in Table$1$ below.

Table $1$

$\backslash$table$[[$AXLE LOAD $($kN$),$AVERAGE NUMBER PER DAY$],[10,5500],[20,2700],[40,550],[60,375],[80,140],[100,8],[120,3],[140,1],[$Sub$-$grade soil tests through excavations,

I $=16$

$K,={1\mathrm{.}10}^{-7}c\frac{m}{s}$