Chapter 6 _1_

Chapter 6 _1_ - Highway Capacity and LOS Concept and...

Info iconThis preview shows pages 1–8. Sign up to view the full content.

View Full Document Right Arrow Icon
Highway Capacity and LOS: Concept and Analysis Procedure Highway capacity and Level of Service (LOS) analyses provide quantitative measurements for roadway performance.
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Important Concepts s Highway Capacity s Level of Service (LOS) s Design traffic volume
Background image of page 2
What determines highway capacity?
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Highway LOS s Qualitatively reflects the roadway geometry, traffic flow, and operational conditions s Ability to pass and ability to absorb disruptions (minor disruptions to severe disruptions)
Background image of page 4
Levels of Service c LOS A Free-flow operation c LOS B Reasonably free flow Ability to maneuver is only slightly restricted Effects of minor incidents still easily absorbed From Highway Capacity Manual , 2000
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Levels of Service c LOS C Speeds at or near FFS (free-flow speed) Freedom to maneuver is noticeably restricted Queues may form behind any significant blockage. From Highway Capacity Manual , 2000
Background image of page 6
Levels of Service c LOS D Speeds decline slightly with increasing flows
Background image of page 7

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 8
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 03/10/2012 for the course ECI 161 taught by Professor Tafazzoli during the Winter '12 term at UC Davis.

Page1 / 13

Chapter 6 _1_ - Highway Capacity and LOS Concept and...

This preview shows document pages 1 - 8. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online