Q$\mathrm{.}5$: A six$-$lane rural freeway $($three lanes in each direction$)$ has regular weekday users and currently

operates at maximum LOS C conditions. The base free flow speed is $105k\frac{m}{h},$ lanes are $3\mathrm{.}4m$ width, the

ride side shoulder $1\mathrm{.}2m$ wide, and the interchange density is $0\mathrm{.}4$ per kilometer. The highway is rolling

terrain with $10\%$ large trucks and buses and no recreational vehicles. The peak hour factor is $0\mathrm{.}90.$ Determine

the hourly volume?