À l’aube de l’arrivée de nouvelles technologies de mobilité (Transportation Network Companies (TNC), micromobilité, Mobility as a service (MaaS)), la part de marché du taxi dans la mobilité quotidienne est une question d’importance dans une optique de planification métropolitain…
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Can the California grid support 100% renewables and 100% EVs? Rigorous analysis in this area says the answer is yes, but this would require large energy storage and charging EVs during the day. Doubling green energy imports, such as Canadian hydro, will be also required. This th…
Truck parking is a critical concern for both the trucking industry and the truck drivers. Long-haul commercial truck drivers rely on safe and adequate parking to support interstate commerce, which has become a challenge due to parking shortages. The recent electronic logging dev…
Issues surrounding traffic safety and mobility have been at the center of transportation research for many years. Much effort has been made to identify the problematic road features and develop countermeasures to mitigate the crash risk in crash-prone locations. With the emergin…
Intelligent transportation systems use in-pavement inductive loop sensors to collect real time traffic data. This method is very expensive in terms of installation and maintenance. Our research is focused on developing advanced algorithms capable of generating high amounts of en…
In this dissertation, a freight train suspension system is presented for all possible types of motion. The suspension system experiences impacts and friction between wedges and bolster. The impacts cause the chatter motions between wedges and bolster, and the friction will cause…
Highway traffic safety is an issue that confronts developing countries as well as those of industrialized nations. A lot of people are injured and/or killed all over the world each day on highway traffic related crashes. Nigeria, as a developing country, has been experiencing un…
This dissertation examines the issue of walkability planning in Jakarta by investigating what matters to pedestrians and how pedestrian space is produced. The research employs mixed methods, including pedestrian network groundtruthing, structured streetscape observations, multim…
Average annual daily traffic (AADT) is important in transportation engineering and planning, and although the State of Louisiana collects AADT on a regular basis on state-maintained highways, most parishes and smaller municipalities do not have the resources to collect AADT freq…
The performance of the transportation sector is popularly regarded as one of the key indicators of a nation's economic development. Travel time reliability is of paramount importance to the transportation sector performance as it relates to quality transportation network operati…
Crisis--war, natural disasters, or economic collapse cause abrupt damage within a country which often results in destruction of infrastructure including roads. Further there are people without employment but lacking skills to help repair the infrastructure. This study looks at t…
This study examines the problems and functions of farmers in the Oil land of Ogoni, Nigeria. It includes a review of changes in Nigerian Agricultural Development policies since, after the Nigerian Civil War, and how the policies affect the rural farmers. The study explores the b…
Roundabouts are providing safer intersection experiences for motorist than can be achieved at stop-controlled intersections by reducing the potential contact points between vehicles. When designing roundabouts, entry lane capacity can be determined by collecting local data to ca…
It is essential to build, maintain, and use our transportation systems in a manner that meets our current needs while addressing the social and economic needs of future generations. In today's world, transportation congestion causes serious negative impacts to our societies. To …
Spending on infrastructure accounts for several percentage points of gross world product, reflecting its perceived importance to growth and development. Previous literature has made limited progress in providing unbiased estimates of its impacts, or causal evidence about policy …
High access densities and low corner clearances on multi-lane arterials with two-way left-turn lanes (TWLTL) have a significant detrimental effect on traffic safety and mobility. From the operational perspective, there is a wide range of criteria used by various agencies for the…
This paper examines modern maritime piracy, with a focus on Somalia piracy, to determine the frequency of attacks, longitudinal trends of piracy attacks, and predict future levels of attacks utilizing historical data from 1992 to 2010 provided by the International Maritime Burea…
With the recent failure of another highly publicized peace talks, the Israeli-Palestinian conflict remains a polarizing and contentious geopolitical crisis. Following the Israeli victory in the Six Day War of 1967, the West Bank and its substantial Palestinian population have li…
The Dubai Metro, a rapid transit system that opened in 2009, is a major social and spatial development in the history of the city-state, the United Arab Emirates, and in the history of urban infrastructural innovation. During Dubai's expansionary boom (2002- 2008), the ruling re…