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Book
Rural Roads and Poor Area Development in Vietnam
Authors: ---
Year: 2007 Publisher: Washington, D.C., The World Bank,

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We assess impacts of rural road rehabilitation on market and institutional development at the commune level in rural Vietnam. Double difference and matching methods are used to address sources of selection bias in identifying impacts. We focus on impact heterogeneities and the geographic, community, and household factors that explain them. A key question from a policy standpoint is whether the impact-contingent factors are consistent and universal across project areas and outcome indicators. We find evidence of considerable impact heterogeneity, with a tendency for poorer areas to have conditions favoring higher impacts, although impacts are highly context specific.


Book
Footprint design manual for local roads

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Prepared by the Local Roads and Streets Committee of the Transportation and Development Institute of ASCE. This report gives road engineers increased flexibility by collecting available guidance for resurfacing, restoration, and rehabilitation projects on local roads. Drawing primarily on case studies of current practices and analyses of safety cost-effectiveness, this book recommends practices that encompass the entire process, but with a special focus on design. Resurfacing, restoration, and rehabilitation projects are intended to return an existing roadway, including shoulders, bridges, the roadside, and appurtenances, to a condition of structural and functional adequacy. This book defines the types of projects under consideration and identifies the geometric guidelines. Then, recommendations for 12 design criteria are presented in checklist form, supplemented with brief explanations and illustrations. However, engineering judgment based on local conditions is paramount in design to improve safety or an existing roadway. This book will be valuable to highway and engineers—especially those involved in design for local road projects—and local planners.


Book
Airfield and Highway Pavements 2021 : Pavement Design, Construction, and Condition Evaluation
Authors: --- --- --- ---
ISBN: 1523138580 0784483507 Year: 2021 Publisher: Reston : American Society of Civil Engineers,

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Selected papers from the International Airfield and Highway Pavements Conference 2021, held virtually June 8–10, 2021. Sponsored by the Transportation & Development Institute of ASCE.This collection contains 32 peer-reviewed papers on pavement design, construction, and condition evaluation.Topics include: pavement design methods and advanced modeling techniques for highway pavements; construction specifications and quality monitoring; accelerated pavement testing; rehabilitation and preservation methods; pavement condition evaluation; and network-level management of pavements. This proceedings will be of interest to engineers, designers, project/construction managers, researchers, and contractors involved in the design and construction of airfield and highway pavements.


Book
Benin's Infrastructure : A Continental Perspective
Authors: ---
Year: 2011 Publisher: Washington, D.C., The World Bank,

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Between 2000 and 2005 infrastructure made an important contribution of 1.6 percentage points to Benin's improved per capita growth performance, which was the highest among West African countries during the period. Raising the country's infrastructure endowment to that of the region's middle-income countries could boost annual growth by about 3.2 percentage points. Benin has made significant progress in some areas of its infrastructure, including roads, air transport, water, and telecommunications. But the country still faces important infrastructure challenges, including improving road conditions and port performance and upgrading deteriorating electrical infrastructure. The nation must also improve the quality and efficiency of its water and sanitation systems. Benin currently spends about USD 452 million a year on infrastructure, with almost USD 101 million lost to inefficiencies. Comparing spending needs with existing spending and potential efficiency gains leaves an annual funding gap of USD 210 million per year. Benin has the potential to close that gap by adopting alternative technologies in water supply, transport, and power, which could save as much as USD 227 million a year. The nation would also benefit from raising tariffs to cost-recovery levels and reducing inefficiencies, which could substantially boost financial flows to the infrastructure sectors.


Book
Airfield and Highway Pavements 2019 : Innovation and sustainability in highway and airfield pavement technology : selected papers from the International Airfield and Highway Pavements Conference 2019, July 21-24, 2019, Chicago, IL, USA
Authors: --- --- --- --- --- et al.
ISBN: 1523129220 0784482454 Year: 2019 Publisher: Reston, Virginia : American Society of Civil Engineers,

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Selected papers from the International Airfield and Highway Pavements Conference 2019, held in Chicago, Illinois, July 21–24, 2019. Sponsored by the Transportation & Development Institute of ASCE. This collection contains 44 peer-reviewed papers on the design, construction, evaluation, and management of airfield and highway pavements. Topics include: mechanistic-empirical pavement design methods; advanced modeling techniques for pavements; construction specifications and quality monitoring; accelerated pavement testing; rehabilitation and preservation methods; pavement condition evaluation; and network-level management of pavements. This proceedings will be of interest to transportation infrastructure researchers, consultants, designers, project/construction managers, and contractors from around the world.


Book
Revising the Roads Investment Strategy in Rural Areas : An Application for Uganda
Authors: --- --- ---
Year: 2009 Publisher: Washington, D.C., The World Bank,

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Based on extensive data collection in Uganda, this paper demonstrates that the rural access index, as defined today, should not be a government objective because the benefit of such investment is minimal, whereas achieving rural accessibility at less than 2 kilometers would require massive investments that are not sustainable. Taking into account the fact that plot size is limited on average to less than 1 hectare, a farmer's transport requirement is usually minimal and does not necessarily involve massive investments in infrastructure. This is because most farmers cannot fully load a truck or pay for this service and, even if productivity were to increase significantly, the production threshold would not be reached by most individual farmers. Therefore, in terms of public policy, maintenance of the existing rural roads rather than opening new roads should be given priority; the district feeder road allocation maintenance formula should be revised to take into account economic potential and, finally, policy makers should devote their attention to innovative marketing models from other countries where smallholder loads are consolidated through private-based consolidators.


Book
Economic valuation of development projects : a case study of a non-motorized transport project in India
Authors: --- ---
Year: 2010 Publisher: Washington, D.C., The World Bank,

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One of the major difficulties in doing cost-benefit analysis of a development project is to estimate the total economic value of project benefits, which are usually multi-dimensional and include goods and services that are not traded in the market. Challenges also arise in aggregating the values of different benefits, which may not be mutually exclusive. This paper uses a contingent valuation approach to estimate the economic value of a non-motorized transport project in Pune, India, across beneficiaries. The heads of households which are potentially affected by the project are presented with a detailed description of the project, and then are asked to vote on whether such a project should be undertaken given different specifications of costs to the households. The total value of the project is then derived from the survey answers. Econometric analysis indicates that the survey responses provide generally reasonable valuation estimates.


Book
Explaining High Transport Costs Within Malawi : Bad Roads Or Lack of Trucking Competition?
Authors: --- ---
Year: 2009 Publisher: Washington, D.C., The World Bank,

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What are the main determinants of transport costs: network access or competition among transport providers? The focus in the transport sector has often been on improving the coverage of "hard" infrastructure, whereas in reality the cost of transporting goods is quite sensitive to the extent of competition among transport providers and scale economies in the freight transport industry, creating monopolistic behavior and circular causation between lower transport costs and greater trade and traffic. This paper contributes to the discussion on transport costs in Malawi, providing fresh empirical evidence based on a specially commissioned survey of transport providers and spatial analysis of the country's infrastructure network. The main finding is that both infrastructure quality and market structure of the trucking industry are important contributors to regional differences in transport costs. The quality of the trunk road network is not a major constraint but differences in the quality of feeder roads connecting villages to the main road network have significant bearing on transport costs. And costs due to poor feeder roads are exacerbated by low volumes of trade between rural locations and market centers. With empty backhauls and journeys covering small distances, only a few transport service providers enter the market, charging disproportionately high prices to cover fixed costs and maximize markups.


Book
What Constrains Africa's Exports ?
Authors: ---
Year: 2010 Publisher: Washington, D.C., The World Bank,

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This paper examines the effects of transit, documentation, and ports and customs delays on Africa's exports. The authors find that transit delays have the most economically and statically significant effect on exports. A one-day reduction in inland travel times leads to a 7 percent increase in exports. Put another way, a one-day reduction in inland travel times translates to a 1.5 percentage point decrease in all importing-country tariffs. By contrast, longer delays in the other areas have a far smaller impact on trade. The analysis controls for the possibility that greater trade leads to shorter delays in three ways. First, it examines the effect of trade times on exports of new products. Second, it evaluates the effect of delays in a transit country on the exports of landlocked countries. Third, it examines whether delays affect time-sensitive goods relatively more. The authors show that large transit delays are relatively more harmful because of high within-country variation.


Book
Economic valuation of development projects : a case study of a non-motorized transport project in India
Authors: --- ---
Year: 2010 Publisher: Washington, D.C., The World Bank,

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Abstract

One of the major difficulties in doing cost-benefit analysis of a development project is to estimate the total economic value of project benefits, which are usually multi-dimensional and include goods and services that are not traded in the market. Challenges also arise in aggregating the values of different benefits, which may not be mutually exclusive. This paper uses a contingent valuation approach to estimate the economic value of a non-motorized transport project in Pune, India, across beneficiaries. The heads of households which are potentially affected by the project are presented with a detailed description of the project, and then are asked to vote on whether such a project should be undertaken given different specifications of costs to the households. The total value of the project is then derived from the survey answers. Econometric analysis indicates that the survey responses provide generally reasonable valuation estimates.

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