New and Existing Roadway Inventory Data Acquisition Methods

Aemal J. Khattak* University of Nebraska.-Lincoln

Joseph E. Hummer North Carolina State University

Hassan A. Karimi University of Pittsburgh

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Volume 3 Number 3 Editorial Board

David Banks, Editor-in-Chief Susan Lapham, Associate Editor Carole Zok, Associate Editor Deborah Moore, Managing Editor Martha Courtney, Editor Marsha Fenn, Project...

Table A-1 Indicators of Daily Mobility by Trip Purpose for Seven OECD Countries

Figure 3 Distributions of Basic Mobility Variables in the United States

a: Travel Time Daily travel time, minutes

b: Travel Money Expeniture Shares Travel money expenditures, percent of total expenditures

c:...

Figure 9 Mean Trip Distance to Work

Mean distance to work, km Daily distance traveled, km.cap/d

Source: Table B-1

Figure 6 Substitution of Travel Time and Money Expenditures

Travel time expenditures, h/cap/d Adjusted travel money expenditures in percentage of income

Note: Surveys with consistent methods and without obvious bias are...

Figure 7 Number of Trips by Mode versus Daily Distance Traveled from Table 1

Trip rate, trips/cap/d Daily distance traveled, km/cap/d

Note: Above a daily distance traveled of 25 kilometers, the automobile provides all...

Figure 5 Personal Consumption Expenditures as a Fraction of Total Personal Consumption Expenditures

United States Percent personal consumption expenditure shares

United Kingdom Percent personal consumption expenditure shares

...

Table A-2 Indicators of Daily Mobility by Major Mode of Transport for Seven OECD Countries

Figure 4 Allocation of Travel Time

a: All Purposes Travel time, h/cap/d Daily distance traveled, km/cap/d

b: Work Mean trip duration, hours Mean trip distance, km

c: Education Mean trip duration,...