نتایج جستجو برای: transportation pattern

تعداد نتایج: 403543  

Journal: :Expert Syst. Appl. 2009
Manoel Castro-Neto Youngseon Jeong Myong Kee Jeong Lee D. Han

Traffic volume is a fundamental variable in several transportation engineering applications. For instance, in transportation planning, the annual average daily traffic (AADT) is a primary element that has to be estimated for the year of horizon of the analysis. The huge amounts of money to be invested in designed transportation systems are strongly associated with the traffic volumes expected i...

Journal: :Preventive medicine 2010
Lawrence D Frank Michael J Greenwald Steve Winkelman James Chapman Sarah Kavage

OBJECTIVE Our objective was to describe how active transportation can help meet health and greenhouse gas emissions goals, and the ability of urban form strategies to impact both issues. In addition, we wanted to assess if there is an inverse relationship between active and motorized forms of travel. METHODS A cross-sectional analysis of travel diary data was used to measure relationships amo...

2018
Carlyn J. Matz David M. Stieb Marika Egyed Orly Brion Markey Johnson

Exposure to traffic and traffic-related air pollution is associated with a wide array of health effects. Time spent in a vehicle, in active transportation, along roadsides, and in close proximity to traffic can substantially contribute to daily exposure to air pollutants. For this study, we evaluated daily time spent in transportation and traffic-influenced microenvironments by urban Canadians ...

2017
Young-Ji Byon Jun Su Ha Chung-Suk Cho Tae-Yeon Kim Chan Yeob Yeun

Traditionally, departments of transportation (DOTs) have dispatched probe vehicles with dedicated vehicles and drivers for monitoring traffic conditions. Emerging assisted GPS (AGPS) and accelerometer-equipped smartphones offer new sources of raw data that arise from voluntarily-traveling smartphone users provided that their modes of transportation can correctly be identified. By introducing ad...

2014
Fang He Yafeng Yin Jianhui Wang Yanni Yang

With an increasing deployment of plug-in electric vehicles, evaluating and mitigating the impacts of additional electrical loads created by these vehicles on power distribution grids become more important. This paper explores the use of prices of electricity at public charging stations as an instrument, in couple of road pricing, to better manage both power distribution and urban transportation...

Typhoid disease or salmonellosis is a common sickness in horses. In several epidemiological studies inhospitalized horses, several serotypes of Salmonella often are predominant in nosocomial infections.Transportation, overcrowding, dehydration, oral antimicrobial therapy and infections are the risk factorswhich may activate latent or subclinical salmonellosis. In this study, t...

2007
Zugang Liu

Abstract: In this paper, we present a multitiered dynamic supply chain network equilibrium modeling framework in which the decision-makers have sufficient information about the future and seek to determine their optimal plans that maximize their profits over the multiperiod planning horizon. We construct the finite-dimensional variational inequality governing the equilibrium of the multiperiod ...

Journal: :E3S web of conferences 2021

With the rapid growth of Sino-European international trade and ongoing development “One Belt And One Road”, it can be predicted that status railway transportation in logistics system will greatly enhanced, which urges us to further study rules freight transportation. At present, pattern transport by is two conventions cargo association contract. In addition, existing China also has some problem...

Journal: :Land 2021

As the world becomes increasingly urbanized, it is vital for planners and policy-makers to understand patterns of urban expansion underlying driving forces. This study examines spatiotemporal in Texas Triangle megaregion explores drivers behind expansion. The used data from multiple sources, including land cover imperviousness National Land Cover Database (NLCD) 2001–2016, transportation Depart...

Freight and passenger transport are two main functions of the infrastructure and transportation networks in each country. It is required to efficiently utilize the transportation infrastructures to increase transportation-related performance measures. In this study, data envelopment analysis (DEA) model is used to evaluate performance of the Iranian provinces from the freight and passenger tran...

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