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PIARC (World Road Association), founded in 1909 and comprising 125 member governments from all over the world, is the global forum for exchange of knowledge and experience on roads, road transport policies and practices. With consultative status to the Economic and Social Council of the United Nations, the Association is contributing to a stable and sustainable global development of the road and transport sector.

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Publications Routes/Roads policies

This page lists Routes/Roads articles of PIARC in the field of road policies. These publications are classified chronologically.

  • Location of Warehouses and Routing of Cargo Bikes for Last-Mile Deliveries in Urban Areas

    Urban logistics are not only essential for transporting goods within our cities, they also play a crucial role in the quality of life of city dwellers. Urban freight transport accounts for between 15% and 20% of a city’s total traffic, but it is also responsible for one-third of nitrogen oxide emissions, one-quarter of carbon dioxide emissions and half of fine particle emissions. Today, many city centres are restricted for polluting vehicles, most of which are diesel-powered. It is essential to [...]

  • Cycling in Sarajevo

    Sarajevo is the capital and the biggest city in Bosnia and Herzegovina with urban population of approximately 275.000 and 347.000 in metropolitan area. Geographically, it is narrowly positioned in the valley of river Miljacka and surrounded by the mountains that back in 1984 had been the venue for the Winter Olympics, but more recently, were named as one of the best to-visit mountain biking destinations by National Geographic in 2015 . With its three distinct architectural entities (Ottoman, Austro-Hungarian [...]

  • Cyclovize2030, Safer Cycling Infrastructure in The Czech Republic

    In recent years, cycling has been boosting not only in the Czech Republic, but throughout Europe. Repeated lockdowns during covid pandemic and related measures encouraged people to use bicycles more often in both urban and non-urban areas. More cyclists on bicycles and too many cars on roads bring the issue of road safety on the agenda. The boom in cycling has thus brought to mind some of the shortcomings in cycling infrastructure that need to be addressed in the future.

  • Transition to Carbon-Neutral Freight Transport: A Case of Electric Boda Boda in Nairobi

    Boda boda (two- and three-wheeler motorcycles) are a popular and one of the fastest growing modes of freight transport in the Nairobi City County, Kenya. Apart from freight, they are widely used to transport people. According to Kenya’s Economic Survey, the number of newly registered boda boda increased by 16.2% from 271,425 in 2015 to 252,601 in 2020. It is estimated that there are 50,000 boda boda in the Nairobi City County, most of which operate using an internal combustion engine (ICE). Since [...]

  • Biking for the Future

    Transportation and mobility are key drivers for prosperity and economic sustainability across the globe. But there is also a darker side to the story. In 2021, the global transportation sector produced more than seven billion metric tons of carbon dioxide (GtCO₂) and passenger cars are the biggest culprit, accounting for approximately 39 percent of the emissions.