نتایج جستجو برای: road construction
تعداد نتایج: 275970 فیلتر نتایج به سال:
About us Volvo Construction Equipment, a business area within the Volvo Group, is one of the world’s leading manufacturers of construction equipment such as wheel loaders, excavators, articulated haulers, road development equipment and compact equipment. Production facilities are located in Europe, Asia, North America and Latin America. Please read more about us and apply to the thesis at our h...
This study compares the relative efficacy of centralized versus decentralized governance of national road services delivery, both theoretically and empirically. National roads are normally governed by the central government due to their functional importance as major arteries. Of the major functions of national road governance comprising planning, financing, construction and maintenance, the Mi...
urban expansion model (uem) was adapted to simulate urbanization which implements geospatial information systems (gis), artificial neural networks (anns) and remote sensing (rs). two satellite imageries with specific time interval, socio-economic and environmental variables have been employed in order to simulate urban expansion. socio-economic and environmental variables were used as inputs wh...
BACKGROUND Injuries and fatalities from road traffic Injuries are global public health concerns, and a major problem in the Iran. This study aimed to explore strategies to control road traffic Injuries (RTI) in Iran. METHODS We conducted a qualitative study to explore possible ways to reduce the occurrence of road traffic Injuries in Iran in 2016. Interviewees were purposively sampled from va...
Every year, large amounts of the country's water resources leave the country through political borders. Subsurface water is part of these resources that flows on the dry bed of rivers and becomes inaccessible without proper exploitation. Since Iran has many common borders with neighboring countries, it is necessary to pay attention to this issue. One of the appropriate solutions to prevent the ...
Today there is consensus concerning the road traffic's role as a metal source. However, there are so far only a few studies which focus on the road side immission patterns regarding distance from roads, and especially in combination with the leachability of heavy metals down the soil profile. In this study, the aim was to analyse concentrations of traffic related metals in road side soils, at d...
s: Purpose-The reconstruction of road infrastructure in the post-disaster context require different approach when compared with road projects in the normal development context. Disaster recovery projects are seen as having their own unique identity, particularly due to stakeholder issues, resource challenges, capability issues, and even long-term reliability concerns. This paper invites a discu...
in the past, forest road network designing was mainly done for its main goals-management and exploitation. this study was performed to pay attention for multilateral goals of forest roads, especially its role in forest villages’ development, in estakhr-posht of neka (6 villages) in series 2, section 6 of neka-zalem rood forest management plan. at first, constructed forest roads and suggested ro...
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