نتایج جستجو برای: railroads

تعداد نتایج: 583  

Journal: :The American Law Register (1852-1891) 1870

Journal: :Journal of Political Economy 1917

Journal: :JAMA: The Journal of the American Medical Association 1907

2009
Pavankumar Murali Maged M. Dessouky Fernando Ordóñez Kurt Palmer

To route and schedule trains over a large complex network can be computationally intensive. One way to reduce complexity could be to “aggregate” suitable sections of a network. In this paper, we present a simulation-based technique to generate delay estimates over track segments as a function of traffic conditions, as well as network topology. We test our technique by comparing the delay estima...

Journal: :Accident; analysis and prevention 2012
Anne Silla Juha Luoma

The aim of this study was to describe the frequency of fatalities, timing of collisions and characteristics of persons killed in train-pedestrian collisions on Finnish railways during 2005-2009. In addition, the Finnish results were compared with those collected in Sweden. The Finnish data were combined from five different sources. The results showed that 311 pedestrians were killed in train-pe...

Journal: :Innovative Infrastructure Solutions 2016

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