نتایج جستجو برای: skidders traffic
تعداد نتایج: 98535 فیلتر نتایج به سال:
Background and Objectives: Recent earthquakes in Tehran showed that the fear arising from that, immediately caused traffic jam which the most important consequence is delay in relief. The purpose of the present study is to prioritize and identify strategies to improve Tehran's transport management for post-earthquake crisis situations. Method: This is an applied study which has done through de...
A neuro-fuzzy approach to vehicular traffic flow prediction for a metropolis in a developing country
Short-term prediction of traffic flow is central to alleviating congestion and controlling the negative impacts of environmental pollution resulting from vehicle emissions on both inter- and intra-urban highways. The strong need to monitor and control congestion time and costs for metropolis in developing countries has therefore motivated the current study. This paper establishes the applicatio...
background: due to their specific nature, such as high incidence, high intensity and direct involvement of all members of society, traffic injuries are of particular importance. through a mega data, this study investigated the epidemiological aspects and depict current situation of road traffic injuries in iran. methods: using legal medicine and traffic police data, deaths from road traffic inj...
Introduction: Traffic noise has been thought as a major environmental stress in modern societies, and the cause of physiological and psychological disorders according to the World Health Organization. Moreover, traffic noise can interfere with mental performance. However, there is little coherent evidence showing the effect of traffic noise on individuals’ performance. Hence, this paper aimed t...
Background and aims: This study aimed to evaluate the effect of enforcement of new traffic laws on the fatal and non- fatal injury rates in Iran. Methods: In a longitudinal, interventional controlled trial study, all subjects with history of fatal and non-fatal injuries were studied. Their injuries were caused by six risky violations (unauthorized speed, illegal overtaking, red traffic light c...
Introduction: One of the main causes of urban noise pollution is traffic noise, which causes a variety of physical and mental effects, sleep disorders, hearing loss, and quality of life. The purpose of this study was to assess the noise pollution caused by traffic and its effects on sleep disorders and the people’s quality of life in Shiraz city. Methods: This descriptive and analytic ...
iran has had incremental incidence of traffic accident mortality since introduction of mechanization about a century ago. but the newest data from iran show decrease in the absolute number of deaths, death per 10,000 vehicles and death per 100, 000 populations. despite its huge impact on health and economy, research in the field of traffic crashes is still scant and there are still deficiencies...
To determine the distribution of lead in ambient air of Hamadan, 100 samples were taken in different places from December 1997 until June 1998. The places of samples collection , were divided to three locations in street (high traffic, medium traffic and...
Background and Objectives: This research was conducted to investigate the socioeconomic and geographical inequality in mortality from road traffic accidents in Iran in 2016. Methods: In this descriptive cross-sectional study, the data of 16,584 people that died from road traffic accidents in 2016 were received from the Legal Medicine Organization. Theil entropy index was used to determine i...
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