نتایج جستجو برای: rail transportation

تعداد نتایج: 65841  

2004
John L. Davy

Transportation noise contains significant low frequency components. It is difficult to sound insulate buildings against transportation noise because wall cavities are only effective in increasing sound insulation above the mass-air-mass resonance frequency. Stud walls can also have a significant structural resonance in this low frequency range, although it is not yet clear if this is significan...

2012
Peng Chew Hans-Otto Günther Kap Hwan Kim Herbert Kopfer

The last decade has seen tremendous investments in new container ports, vessels, and linked onshore transportation systems. Due to the high level of customer service requested and the complexity of logistic processes in seaport container terminals, many terminal operators have attempted to improve the performance of their terminals by applying new technologies including automated equipment, adv...

2006
Branislav Dimitrijevic

The projected growth in container traffic at ports of New York and New Jersey, along with the expected regional growth of commuter traffic, will cause a significant increase in traffic congestion. This will result in deteriorating performance of the regional transportation system, including highway system providing access to the port. Because of limited ability to expand highway and rail infras...

2008
Christopher Barkan

This investigation was performed as part of the High-Speed Rail IDEA program supports innovative methods and technology in support of the Federal Railroad Administration's (FRA) next-generation high-speed rail technology development program. The High-Speed Rail IDEA program is one of four IDEA programs managed by TRB. The other IDEA programs are listed below. • NCHRP Highway IDEA focuses on adv...

ژورنال: سلامت کار ایران 2014

 Background and aims: All over the world, and particularly in industrialized countries, the transport of hazardous materials has till years a continuously increasing trend. Public concern is focused mainly on road and rail transport, since the routes used for road and rail transportation of hazardous substances necessarily come closer and sometimes also cross densely populated areas. In this st...

Journal: :World Electric Vehicle Journal 2022

With the development of global economy and increase in environmental awareness, energy technology transportation, especially application storage rail has become a key area research. Rail transportation systems are characterized by high consumption poor power quality due to more flexible regulation capability these aspects. This paper summarizes latest research results on systems, matches charac...

2016
Asad J. Khattak David Clarke Jun Liu Xin Wang Meng Zhang

Transportation professionals have long recognized the harm of trespassing along railway rights-of-way. However, the non-crossing rail trespassing issue has received less attention than highway-rail grade crossing crashes, despite the fact that nearly 8,800 rail-trespassing crashes occurred on non-crossing rail tracks during the past decade, with a large number of them resulting in fatality. Als...

اسماعیل‌پوراشکاء, رضا, رمضانیان, محمدرحیم, نبی‌زاده, ساره,

Today, the occurrence or aggravation of harmful effects in urban transportation, such as air pollution and increased traffic accidents, reveals the necessity of sustainable transportation. In Rasht Metropolis with an annual growth rate of 1/9 percent in population, traffic is very severe. To better planning in the context of sustainable transport, first it is necessary to investigate the condit...

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