RED - Roads Economic Decision Model -- Software User Guide & Case Studies

This manual presents the Roads Economic Decision Model (RED) developed to improve the decision-making process for the development and maintenance of low-volume rural roads.

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Summary and conclusion of the study on urban transport dysfunction and air pollution in Dakar

This note presents the main conclusions of an on-site study of urban transport dysfunction, and air pollution in the Dakar agglomeration, carried out from August to November 1998, whose findings were discussed at a national seminar, which formed part of the Sub-Saharan African air quality initiative. Regarding the particular problem of air pollution caused by urban transport, the study and the recommendations, defined an action plan, being considered for financing, as part of a project preparation for increasing urban mobility in the Dakar area.

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The Economics of Traffic Safety

The note examines several possible entry points for debating the economics of traffic safety, namely, the supply side approach, which addresses the cost of accidents to society, and those affected by it; the demand side approach, which addresses the willingness of people to pay, to avoid or curb accidents; the macroeconomic consequences of traffic accidents, and of measures to improve safety, raising questions on the impact of traffic safety on economic growth - an issue subject to much misunderstanding; and, who is responsible, or should pay for.

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Roads Economic Decision Model (RED) for Economic Evaluation of Low Volume Roads

This Note presents the Roads Economic Decision Model (RED) that performs an economic evaluation of road investments and maintenance options customized to the characteristics of low-volume roads such as: a) high uncertainty of the assessment of traffic, road condition, and future maintenance of unpaved roads; b) periods during a year with disrupted passability; c) levels of service and corresponding road user costs defined not lonely through roughness; d) high potential to influence economic development; and e) beneficiaries other than motorized road users.

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