نتایج جستجو برای: road hazardous zones rhz

تعداد نتایج: 132412  

Journal: :Earth Science Informatics 2021

Abstract Rockfall is a natural hazard in mountainous areas not to be underestimated. Mass activities differing rock volume may cause considerable economic damage. Accomplishing qualitative appraisal of high-potential zones for rockfall first step towards implementing mitigation strategies. Nowadays, Geographical Information Systems (GIS) are the state-of-the-art tool fast and approach identifyi...

2011
Ying Zhang Mark T. Romanish Dixie L. Mager

Comprising nearly half of the human and mouse genomes, transposable elements (TEs) are found within most genes. Although the vast majority of TEs in introns are fixed in the species and presumably exert no significant effects on the enclosing gene, some markedly perturb transcription and result in disease or a mutated phenotype. Factors determining the likelihood that an intronic TE will affect...

2017
Bo Olofsson Hedi Rasul Annika Lundmark

Traffic accidents sometimes lead to the spread of hazardous compounds to the environment. Accidental spills of hazardous compounds on roads in the vicinity of vulnerable objects such as water supplies pose a serious threat to water quality and have to be assessed. This study compared three different assessment methods, electrical resistivity measurements, analytical flow calculations, and 1D an...

2015
NSSR Murthy Srinivasa Rao

The issue of road accidents is an increasing problem in developing countries. This could be due to increasing road traffic/vehicle occupancy. This has been increasing over years. Regulating traffic on roads is an important task. There by reducing accidents in accident prone zones. The accident was drastically increased over a decade from 4% to 31%. This is a alarming issue. The analysis and ide...

2004

Hazardous materials are defined to be the substances that can have harmful effects for human, environment and property. These risks exist due to the nature, the hazardous properties or the state of the above materials. Industrial needs as well as several human activities depend on the daily transportation of dangerous goods. The percentage of road accidents in which hazardous materials are invo...

2014
Neha

Wireless Sensor Networks can help to mitigate the problem of congestion in cities. Congestion occurs, when the road infrastructure cannot cope with the increased demand for the particular road segment. This paper presents a congestion control system, which uses sensors installed on the road side units to monitor the data and the cars also having the capacity to collect data from the road infras...

Journal: :Annual proceedings. Association for the Advancement of Automotive Medicine 2007
Brian Fildes Judith Charlton Carlyn Muir Sjaanie Koppel

This paper reports the findings of a study of younger and older driver behaviour to hazardous traffic manoeuvres in a driving simulator. Hazardous situations on a highway and residential drive were studied and drivers' vision and vehicle performance responses were collected. While all drivers were able to avoid crashes, the finding that older drivers were consistently slower to fixate hazardous...

Journal: :Accident; analysis and prevention 2005
Karolien Geurts Isabelle Thomas Geert Wets

This paper aims at understanding why road accidents tend to cluster in specific road segments. More particularly, it aims at analyzing which are the characteristics of the accidents occurring in "black" zones compared to those scattered all over the road. A technique of frequent item sets (data mining) is applied for automatically identifying accident circumstances that frequently occur togethe...

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