A freeway section has the following characteristics:
traffic volume (one direction) 1970 vph
number of lanes (one direction) 4
percentage of trucks 3%
percentage of buses 3%
percentage of rvs 1%
peak hour factor 0.85 driver population factor 1
if the freeway is in rolling terrain, what is most nearly the peak hour flow rate (or, 15-min passenger car equivalent flow rate)?