The analysis on transport infrastructure expansion considers
three categories of transportation infrastructure: highways, primary
roads and secondary roads. The results indicate that Jeddah
underwent tremendous transportation infrastructure expansion
from 1964 to 2007 (Figs. 3 and 7, and Table 4). From 1970 to
1980, transportation infrastructure rapidly increased, from
136 km to 435 km, with a change of 69% and an annual growth
of 6.9%, respectively (Fig. 3 and Table 4). Most of the transportation