نتایج جستجو برای: highways and federal roads

تعداد نتایج: 16843781  

2007
Nishkam Ravi Stephen Smaldone Liviu Iftode Mario Gerla

The only way to keep up with the ever-increasing number of cars on roads is through constant change and improvement in the transportation infrastructure. Construction of new roads is constrained by space and financial resources. Therefore, there is a need to devise ways to make optimal use of the existing infrastructure. In this position paper, we describe a lane reservation system for highways...

Journal: :IEEE Communications Magazine 2022

With the advent of rapid globalization and inter-border supply chain network, reliability efficiency transportation systems have become even more critical. Indeed, trans-continental highways need particular attention due to their important role in sustaining globalization. In this context, intelligent (ITS) can actively enhance safety, mobility, productivity, comfort highways. However, ITS depe...

Journal: :IOP conference series 2022

Abstract Rural roads are the backbone to any country and is always a key for sustainable development. often considered as an entry point poverty alleviation employment generation. Connectivity achieved in different levels of hierarchy through traditional hierarchical structure – National Highways, State Major District Roads, Other Village achieving long term objective adequate road communicatio...

Journal: :Accident; analysis and prevention 2010
M H Cameron R Elvik

Nilsson (1981) proposed power relationships connecting changes in traffic speeds with changes in road crashes at various levels of injury severity. Increases in fatal crashes are related to the 4(th) power of the increase in mean speed, increases in serious casualty crashes (those involving death or serious injury) according to the 3(rd) power, and increases in casualty crashes (those involving...

2011
Salma Kammoun Jarraya Adam Ghorbel Ahmed Chaouachi Mohamed Hammami

In this paper, we propose a new approach, called RoadGuard, for Highway Control and Management System. RoadGuard is based on counting and tracking moving vehicles robustly. Our system copes with some challenges related to such application processing steps like shadow, ghost and occlusion. A new algorithm is proposed to detect and remove cast shadow. The occlusion and ghost problems are resolved...

1990
Clifford M. Winston

Congested highways and airports, collapsing bridges, deteriorating roads, periodic water shortages, and suspect waste disposal facilities bear silent witness that the infrastructure of our nation, currently valued at close to $1 trillion, is inadequate. To shore up America’s foundations, many economists and policy analysts have urged the federal government to increase spending substantially. Th...

Journal: :CMAJ : Canadian Medical Association journal = journal de l'Association medicale canadienne 2016
Diane Kelsall Donald A Redelmeier

Every winter, hundreds of drivers and passengers die on slushy, snowy or icy Canadian roads — and this win­ ter is no exception. Adverse road conditions in cold weather contribute to about 12% of traffic fatalities and in­ juries, with substantial local variability.1 Although traffic fatal ities have decreased over time thanks to safety initiatives,1 Canadians seem to have become accustomed to ...

Journal: :Global Ecology and Conservation 2021

Roads threaten animal species through habitat loss, fragmentation and degradation, direct mortality. It is crucial to understand how respond linear infrastructure for effective conservation of communities in fragmented landscapes. We assessed relationships between amphibian abundance roads/ railways fragmentation. examined whether the combined effects loss roads or (accessible habitat) was a be...

Journal: :E3S web of conferences 2021

Processing of the local Mubarek oil sludge with subsequent production a binder for foundation highways and roofing. Methods utilization were used to obtain binder. Innovative technology asphalt pavement by oxidation method has been developed. Investigations chemical composition roads elemental analysis dehydration its homogeneous state are presented.

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید