US and International
The US and 50 States are rated on 11 measures of resources and road performance.
A review of the congestion-reducing effect of transportation plans for 26 regions 200K-1M population.
Accuracy of Traffic Forecasts
Results of an Internet survey and summary of a workshop.
Employer Views on Traffic Congestion, February 2014
A nationwide survey of 1000 employees regarding how traffic congestion affects shipping and receiving, employees, and customers.
Hubris or Humility: Accuracy Issues for the Next 50
This study reviews the 50-year history of travel demand forecasting models,concentrating on their accuracy and relevance for public decision-making. Published in Transportation 40.6, November 2013
20th Annual Highway Report
The US and the 50 states are rated on 11 categories of road expenditures and performance
20-year trends show improvement on all 7 indicators of road performance, but states vary widely
Wisconsin's 10 year prudent state highway needs exceed its likely revenues by about $993M annually.
19th Annual Highway Report
"The Hartgen Group's 19th Annual Highway Report, prepared for the Reason Foundation."
Idaho Transportation Funding Issues
"Presentation to the Governor's Task Force on Modernizing Transportation Funding, July 27, 2010."
18th Annual Highway Report
"The performance of State Highway Systems, 1984-2007."
Household Travel Survey Costs and Trends, 1988 - 2009
"A summary of costs and trip rates for 136 household travel surveys since 1988."
of how traffic congestion affects regional productivity in 8
of congestion trends and costs of removal for 403 US regions,
"A recent ULI Survey of the 23 largest and fastest growing
metropolitan regions found that population growth is expected to
increase 39 percent and traffic growth 51 percent over the next
25-30 years. Coping with growing transportation demands
represents a significant challenge for urban regions struggling
with development and traffic congestion, while providing
enhanced transit services. Most of these changes will occur
gradually over the long term and be a continuation of current
Economic Impacts of I-77 HOT Lanes, Charlotte, NC
I-77 HOT Lanes could cost the corridor lmost $34B over 50 years
20 key recommendations for immediate action by the NCDOT and Legislature
Review of Raleigh NC Transit Plan. An assessment of Wake County (Raleigh, NC) plans for expanded bus, commuter rail and light rail transit service
Testimony before the Legislative Oversight Committee, North
Carolina General Assembly, April 6, 2010 regarding the
distribution of transportation funds within North Carolina.
Charlotte's LYNX Line
assessment of LYNX construction costs, ridership, economic
impact and cost analysis
Remarks at the
Shaftsbury Lecture, John Locke Foundation, Raleigh, NC February,
A review of how Mecklenburg County businesses deal with
congestion problems affecting workers, shipments and
business activities. Recommendations for effective for
documents a study to determine the impacts of major road
projects on the economy of South Carolina counties, and to
develop a method of estimating the likely economic impact of
future road projects. The study gathers extensive data on
economic trends for each of South Carolina’s 46 counties for the
VA State Transportation Board
State rankings regarding Virginia's highway performance as reported to the
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