Sökning: "road accidents"
Visar resultat 1 - 5 av 112 avhandlingar innehållade orden road accidents.
Sammanfattning : This doctoral thesis deals primarily with condition assessment of road equipment. The road equipment concept is defined by five main groups, road lighting, fences and barriers, vertical signs, horizontal signs and traffic signals, respectively. LÄS MER
Sammanfattning : Accidents are rare and widely distributed on the road network, which poses a challenge for road safety improvement. Traditional methods alone, such as accident analyses and experimental studies, do not explain all accident causation factors. LÄS MER
Sammanfattning : The aim of this study is to extend the traffic safety assessment concept to also include normal road user behaviour, thus not only exceptional behaviours such as accidents and serious conflicts. The goal is to provide a framework for a more thorough description and analysis of safety related road user behaviour in order to better understand the traffic safety processes. LÄS MER
Sammanfattning : At the beginning of the 1990s the Swedish National Road Administration (SNRA) adopted the willingness to pay (WTP) approach for estimating the benefits of safety improvements. However, since then there have been discussions about how to find the most valid and reliable empirical methods to conduct WTP studies. LÄS MER
5. Stads- och trafikplaneringens paradigm : en studie av SCAFT 1968, dess förebilder och efterföljare
Sammanfattning : Swedish towns have been developed according to the planning guidelines issued by the National Road Administration and the National Board of Urban Planning in 1968; SCAFT 1968 Riktlinjer för stadsplanering med hänsyn till trafiksäkerhet (The SCAFT Guidelines 1968 Principles for urban planning with respect to road safety). The five principles for urban planning suggested are; Locating activities and functions, Separating different classes of traffic, Differentiation within each road network, Clearness, simplicity and uniformity as well as Neighbourhood units. LÄS MER