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Florida International University

Civil engineering

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Full-Text Articles in Civil Engineering

Community-Based Behavioral Understanding Of Mobility Trends And Public Attitude Through Transportation User And Agency Interactions On Social Media In The Emergence Of Covid-19, Md Rakibul Alam Jun 2022

Community-Based Behavioral Understanding Of Mobility Trends And Public Attitude Through Transportation User And Agency Interactions On Social Media In The Emergence Of Covid-19, Md Rakibul Alam

FIU Electronic Theses and Dissertations

The increased availability of technology-enabled transportation options and modern communication devices (smartphones, in particular) is transforming travel-related decision-making in the population differently at different places, points in time, modes of transportation, and socio-economic groups. The emergence of COVID-19 made the dynamics of passenger travel behavior more complex, forcing a worldwide, unparalleled change in human travel behavior and introducing a new normal into their existence. This dissertation explores the potential of social media platforms (SMPs) as a viable alternative to traditional approaches (e.g., travel surveys) to understand the complex dynamics of people’s mobility patterns in the emergence of COVID-19. In this …


Rheological And Chemical Characteristics Of Asphalt Binders Recycled Using Recycling Agents And Nanoparticles, Mohamadtaqi Baqersad Mar 2020

Rheological And Chemical Characteristics Of Asphalt Binders Recycled Using Recycling Agents And Nanoparticles, Mohamadtaqi Baqersad

FIU Electronic Theses and Dissertations

The reuse and recycling of materials, especially materials derived from nature, is necessary for a sustainable environment and world. Asphalt mixture is a combination of asphalt binder and aggregates, both of which originated from nature. The reuse and recycling of aged asphalt materials (RAP) is widespread. However, a large portion of these materials is wasted. One primary reason for the reluctance to use a high percentage of RAP in recycled asphalt is uncertainty in the long-term performance of recycled asphalt pavement. To improve the long-term performance of recycled asphalt, new additives and Recycling Agents (RA) are used to modify the …