نتایج جستجو برای: waterway transport

تعداد نتایج: 274526  

Journal: :Journal of water and health 2010
Cynthia L Winkworth Christoph D Matthaei Colin R Townsend

Waterway degradation in agricultural settings is caused by direct and diffuse sources of pollution. Waterway fencing focuses on reducing direct faecal contamination, but the extent to which it reduces overland surface runoff of pathogens is unknown. This study evaluated the potential of four riparian treatments to reduce Giardia in saturation excess surface runoff entering the waterway. Treatme...

1996
Allen Bradley Forrest M. Holly William K. Walker Scott A. Wright

A continuous simulation approach is proposed for estimating water temperature exceedance probabilities using thermo-hydrodynamic modeling. The approach uses (1) a deterministic unsteady ow and heat transport model, (2) continuous hydrological and meteorological data for a long historical period, and (3) synthetic records of tributary water temperatures and other model inputs. Representative his...

2008

Lately Maritime research areas have moved their interests to cover new areas conferring a more general character to them. BOYAS project is proposed including these new perspectives as well as the classical ones. Trying to get this integral character for the waterway ambient and its activities management, the convergence between Multiagent Systems and Wireless Sensor Networks is studied. Key-Wor...

2003
Antti Asikainen

Logging on islands differs considerably from logging carried out on the mainland. The transportation of machines to the islands and between islands calls for special equipment. Furthermore, the long distance transport must be done simultaneously with logging, because the buffer raft between ground forwarding and vessel transport is very small and used also for the transport of logging machines ...

2009
Abdelazim M. Negm Gamal M. Abdel-Aal Magid M. Elfiky Yasser A. Mohamed Govinda Rao

Many of the huge structures like New Esna, and New Nega Hammadi Barrages face a great harmful caused by local scour downstream (DS) their stilling basins. It is planned to redesign many of these structures to minimize these harmful impacts of the DS local scour. This research paper presents the results of an extensive experimental investigation on using an optimized submerged curved deflector t...

Journal: :International Journal of Transportation Science and Technology 2021

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