Technical Reports Economic studies

This page lists technical reports of PIARC in the field of economic studies. These publications are classified chronologically.

  • Modelling Road User and Environmental Effects in HDM-4

    This document is the seventh volume in the series of seven volumes of HDM-4 documentation. It covers modelling road user and environmental effects (RUEE). The report presents an overview of how they are introduced in studies and describes representative vehicles. The second section deals with road user effects. It provides details on the various components of these effects: Forces opposing motion; Free speeds; Effects of volume on traffic flow; Fuel consumption; Tyre consumption; Maintenance [...]

  • The Role of Economic and Socio-economic Models in Road Management

    In a context where the Public Administrations experience a stronger and stronger demand on social policy, and where road budgets, especially road maintenance budgets, tend to be tightened or even scaled back, the economic evaluation - and optimization - of road maintenance actions and/or policy becomes a recurrent requirement. There is, therefore, a growing need for methods and tools to meet this requirement. The development of such tools implies a number of technical obstacles, including: [...]

  • Economic Evaluation Methods for Road Projects in PIARC Member Countries

    A working group of Committee C9 on Financing and Economic Evaluation has prepared this report. It was conducted as a questionnaire survey of all member countries of C9 in 1997, supplemented with information from other available sources e.g. publications and reports. The data contained in this report are as of 1st October 1997 unless otherwise stated in graphs and tables. This report gives a brief description of the major methods that may be applied to evaluate road projects, then summarizes the [...]

  • Methods for Selecting Road Investment

    Written by the PIARC Economic and Finance Committee, the paper is concerned with public improvements and the relevant methods of investment appraisal. The aim is not to set down a rigorous appraisal methodology but to provide guidance to enable each decision maker to adopt appropriate methods within the context of the individual problem faced. The first chapter establishes the general context of decision making. The following two chapters describe the two main types of method available; single [...]


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