Homework Problem 2-1
SOLVE USING EXCEL, SHOW ALL FACTORS & FORMULAS
FREEWAY MAINLINE LEVEL OF SERVICE
Urban (Commuter) Freeway Rolling Terrain
11-foot lanes Lateral Clearances:
3 lanes in each direction Left Shoulder: 3 feet
3% Trucks Right Shoulder: 5 feet
2% Buses ID = 1.75/mile
5% RV's
5000 vph with 1400 vph in peak 15-minute interval
(a.) What is the density of this freeway segment?
(b.) What is the LOS?
(c.) What is the Free Flow Speed?
(d.) What do the density and LOS become if we increase the number of lanes to 4 in each direction?
University of North Florida - TTE 4004