نتایج جستجو برای: roads safety

تعداد نتایج: 274976  

2000
John W. Martin

In spite of these facts, Americans still feel surprisingly safe on the roads. According to the U.S. Department of Transportation’s Federal Highway Administration, only 5% of people feel that the roads are unsafe (FHWA 2005). Drivers report that they are satisfied with road conditions, as well as enforcement of key safety laws, such as those that pertain to speeding, drinking and driving, and sa...

2010
Xiaolei Chen Meng Lu Dezhao Zhang Ruijuan Chi Jianqiang Wang

Statistical data of P.R. China indicate that traffic accidents on curved roads take a large proportion of the total road accidents. To improve safety and driving comfort on curved roads, a mathematic speed model is developed to determine an optimised safety speed on curved roads. The model takes quantitative static road environment parameters (such as curvature, road gradient, superelevation, r...

It’s obvious that road safety is causing large problems and costs in Iran with an enormous impact on the well-being of people, economy and productivity. The yearly number of fatalities and injuries is still unchanged. Motor vehicle injuries lead the list of injury deaths at the all ages during childhood and adolescence, even in children under 1 yrs of age. Understanding the actual of chil...

2010
Richard Tay Surendra Mishra Alexandre G. de Barros

Despite the popularity of in-service road safety review as an effective tool to identify the safety problems on roads, there have been very few studies performed to gauge its benefits. This study analysed collision data on selected inservice road safety review locations in Alberta to examine whether the reviews are associated with any reduction in collisions on roads to provide policy makers wi...

2014
Anastassia Kornilova

In this project, we set out to model a buggy car that is automatically controlled by R2D2 on a track of curves and hills. We analyze the kinematics of motion in these environments to create constraints which ensure safe control decisions. Guaranteeing the safety of this roads is important for a number of applications ranging from controlling self-driving cars to constructing safe race tracks. F...

2003
Karolien Geurts Geert Wets Tom Brijs Koen Vanhoof

In Belgium, every year approximately 50.000 injury accidents occur in traffic, with almost 70.000 victims, of which 1.500 deaths (Belgian Institute for Traffic Safety, 2000). Not only does the steady increase in traffic intensity pose a heavy burden on the society in terms of the number of casualties, the insecurity on the roads will also have an important effect on the economic costs associate...

2007
Dušan SAVKOVIĆ Dusan Savkovic

The analysis of the existing condition of Serbian road network from the safety aspect, aiming at proving necessity for road network reconstruction as the basic precondition for reducing great number of traffic accidents is prepared in this paper.

2011

Road safety is one of the influential factors in reducing road accidents and the resulting injuries and fatalities. The aim of this study is to determine the safety position of the roads of the Bushehr province based on various quantitative and qualitative criteria. For this purpose, a Multi-Criteria Decision Making (MCDM) approach has been utilized. In this approach, first all criteria influen...

Journal: :New Trends in Production Engineering 2018

Journal: :Infrastructures 2023

Road safety depends on a complex balance between all the factors that compose road system: user, vehicle, environment, and infrastructure. Directive 2008/96/EC introduces procedures to improve European Transport Network (TEN-T) safety, recognizing an important role for inspections, but focusing them freeways highways. This paper proposed methods criteria useful optimize current inspection adapt...

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