$1\mathrm{.}3$ Given measured ADT $=10000$ veh$/$day$,$ k factor $=0\mathrm{.}11,$ annual traffic growth is $5\%,$

directional distribution factor $0\mathrm{.}5,$ and lane capacity $650$veh$/$h$,$

$1\mathrm{.}3\mathrm{.}1$ Determine the directional design hourly volume after $15$ years. $(3)$

$1\mathrm{.}3\mathrm{.}2$ Determine the number of lanes per each direction after $15$ years.