نتایج جستجو برای: and sunny a database of road accidents occurred during 2006
تعداد نتایج: 25700172 فیلتر نتایج به سال:
Introduction: Motorcycling is one of the most important factors of causing injury and motorcyclists are assumed to be as a vulnerable group of road accidents. Evaluation of epidemiological characteristics of traffic accidents in motorcyclists provides valuable information to be used for determination of research priorities. This study aimed to investigate the epidemiology of country-level traff...
Introduction: Sleepiness may predispose drivers to road traffic accidents. Obstructive Sleep Apnea Syndrome is the most common medical cause of sleepiness. Hence increased neck circumference (NC) and obesity are known as obstructive sleep apnea syndrome risk factors. This study was conducted to assess OSAS role in occurrence of road traffic accidents in sleeping drivers of commercial heavy veh...
The investigation showed that the increasing number of deaths and fatalities resulting from driving accidents is mostly related to developing countries especially with intermediate and low social classes which it is resulting from industrialization of the mentioned societies without considering necessary infra structures such as health, safety and environment (HSE). Increasing number of cars, u...
abstract in aggregate, active forms of reactive silica with mineral names are sometimes associated with sand and gravel in concrete mixture. alkali hydroxides originated from alkalis in the cement or other resources form an alkaline silica gel with this reactive silica which becomes swallowed and expanded during time causing damage to concrete. there have been growing researches on alkaline r...
This conference paper presents an accident study investigating where fatal alcoholand drugrelated accidents occur with respect to traffic environment (i.e., urban versus rural), road type, speed limit, annual average daily traffic flow, and road category. The study uses data from indepth studies of fatal accidents and from the Swedish National Road Database. Accident data from the 2006–2009 per...
traffic safety work is a goal common to all public authorities, police agencies and organizations in bavaria. reducing the number of traffic fatalities in a sustainable manner and continuing to lower the number of traffic accidents and road traffic injuries is a task for society as a whole. the various measures being implemented in bavaria during the road safety campaign “bayern mobil – sicher ...
This paper describes an attempt to shed some light on road safety in Asia Pacific region by characterizing and assessing its road accidents. The relevant national road accident data were extracted from centralized data sources of international agencies. Due to data incompleteness and missing values, 21 Asia Pacific countries, presenting more than half of the world’s population, were selected fo...
Background and purpose: Traumatic brain injuries (TBIs) are the most common types of accidents and a leading cause of death in victims. This study aimed to evaluate the attendance rate for traumatic brain injury among patients who referred to Sari Imam Khomeini Hospital 2013 - 2014. Materials and methods: In a descriptive study 1304 patients with head injury attending the hospital were studi...
in this thesis, first the notion of weak mutual associativity (w.m.a.) and the necessary and sufficient condition for a $(l,gamma)$-associated hypersemigroup $(h, ast)$ derived from some family of $lesssim$-preordered semigroups to be a hypergroup, are given. second, by proving the fact that the concrete categories, semihypergroups and hypergroups have not free objects we will introduce t...
nowadays,tourism industry considered as one of the main sources of income of a country.unfortunately and despite of owning plenty of cultural historical and natural attractions, iran has not reached to a proper position in this field. besides, the historical cities of a country are considered as the income resource and national wealth of it. qazvin with a rich cultural precedent, have suitable ...
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