منابع مشابه
Emission Rates of Air Pollutants Exhausted from Railroad Diesel Engines
It is widely known that the railroad diesel locomotive engines emit significant amount of air pollutants. However, these engines are not equipped with any air pollutants reducing devices in Korea, resulting in the accumulative air pollution near the railroad. Because the pollutants emission from driving locomotive engines cannot be measured directly, the emission factors based on the amount of ...
متن کاملFreight-train derailment rates for railroad safety and risk analysis.
Derailments are the most common type of train accident in the United States. They cause damage to infrastructure, rolling stock and lading, disrupt service, and have the potential to cause casualties, and harm the environment. Train safety and risk analysis relies on accurate assessment of derailment likelihood. Derailment rate - the number of derailments normalized by traffic exposure - is a u...
متن کاملTrespassing on the Railroad
Greater than half of all the fatal injuries on United States railroads are sustained by trespassers. The paper provides a statistical analysis of the demographics of trespassers, the activities they were engaged in, and the causes of injury. It also analyzes trends over time. The paper finds that the risks of injury and death are particularly acute for males in their 20s and 30s. The annual cas...
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ژورنال
عنوان ژورنال: JAMA: The Journal of the American Medical Association
سال: 1896
ISSN: 0098-7484
DOI: 10.1001/jama.1896.02430830047014