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Title:

Are Transit Trips Symmetrical in Time and Space? Evidence from the Twin Cities

Accession Number:

01479809

Record Type:

Component

Availability:

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Washington, DC 20001 United States
Order URL: http://www.trb.org/Main/Blurbs/170271.aspx

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Order URL: http://worldcat.org/isbn/9780309286985

Abstract:

This study exploits electronic fare collection data to examine the symmetry of boardings and alightings along a transit route. The symmetry of boardings and alightings is arguably the most important concept in the estimation of travel distances such as average trip lengths and passenger miles from data from entry-only fare collection systems. The paper shows the ways such data can be used to examine the symmetry of boardings and alightings through travel patterns in spatial and temporal dimensions. A novel method for aggregating stops, especially for the nearest stops in the opposite direction, is used to compare boardings in one direction with alightings in the opposite direction. Spatially, the method allows examination of the characteristics of boardings and alightings in a spatial dimension. Temporally, the method examines whether a specific and symmetric passenger flow is observed between specific periods (e.g., between morning and afternoon peaks). A case study of the Minneapolis–Saint Paul, Minnesota, region is performed by using automatically collected data from Metro Transit. Automatic fare collection data reveal considerable variation in passenger flow between specific periods. The use of automated passenger-counting data shows this variation to be statistically significant when both temporal and spatial symmetry are examined on an individual day.

Monograph Accession #:

01506861

Report/Paper Numbers:

13-4985

Language:

English

Authors:

Lee, Sang Gu
Hickman, Mark

Pagination:

pp 173–180

Publication Date:

2013

Serial:

Transportation Research Record: Journal of the Transportation Research Board

Issue Number: 2382
Publisher: Transportation Research Board
ISSN: 0361-1981

ISBN:

9780309286985

Media Type:

Print

Features:

Figures (3) ; References (29) ; Tables (4)

Subject Areas:

Planning and Forecasting; Public Transportation; I72: Traffic and Transport Planning

Files:

TRIS, TRB, ATRI

Created Date:

Feb 5 2013 12:57PM

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