Determine the number of lanes required to provide LOS B (v/c 0.21 –- 0.50). 30,000 рсu/day PHF = 7% :20,000 pcu/day Basic Capacities for highways and urban streets Basic hourly Road Carriageway capacity in pcu in both direction type width, m Highway S 4.0 600 4.1 – 5.0 1,200 5.1- 5.5 1,800 5.6 - 6.1 1,900 6.2 - 6.5 2,000 6.6 - 7.3 2,400 200,ר (expressway) 2 х 7.0 Urban - 6.0 1,200 Street 6.1 - 6.5 1,600 6.6 – 7.3 1,800 2х7.0 6,700 Basic Capacities for Multilane Highways No. of lanes per direction Hourly capacity, pcu/lane 1,800 1,750 1,700

Determine the number of lanes required to provide LOS B (v/c 0.21 –- 0.50). 30,000 рсu/day PHF = 7% :20,000 pcu/day Basic Capacities for highways and urban streets Basic hourly Road Carriageway capacity in pcu in both direction type width, m Highway S 4.0 600 4.1 – 5.0 1,200 5.1- 5.5 1,800 5.6 - 6.1 1,900 6.2 - 6.5 2,000 6.6 - 7.3 2,400 200,ר (expressway) 2 х 7.0 Urban - 6.0 1,200 Street 6.1 - 6.5 1,600 6.6 – 7.3 1,800 2х7.0 6,700 Basic Capacities for Multilane Highways No. of lanes per direction Hourly capacity, pcu/lane 1,800 1,750 1,700

Traffic and Highway Engineering

5th Edition

ISBN:9781305156241

Author:Garber, Nicholas J.

Publisher:Garber, Nicholas J.

Chapter9: Capacity And Level Of Service For Highway Segments

Section: Chapter Questions

Problem 17P

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