School of Civil and Environmental Engineering Theses and Dissertations
Original work in partial fulfillment of a graduate degree in the School of Civil and Environmental Engineering
All materials in SMARTech are protected under U.S. Copyright Law and all rights are reserved. Such materials may be used, quoted or reproduced for educational purposes only with prior permission, provided proper attribution is given. Any redistribution, reproduction or use of the materials, in whole or in part, is prohibited without prior permission of the author.
Recent Submissions
-
Nonlinear ultrasonic measurement on cold rolled and sensitized 304 austenitic stainless steel
(Georgia Institute of Technology, 2017-08-15)Austenitic stainless steels have a wide range of applications in the energy industry due to their high temperature performance and high corrosion resistance. Type 304 SS, is a widely used stainless steel, but is susceptible ... -
Mapping future land cover change over large areas of the United State using decision trees
(Georgia Institute of Technology, 2015-04-24)Climate is one of the primary factors that control vegetation distribution and therefore it is expected that the effects of climate change will have a significant impact on the natural land cover. Numerous models, like ... -
On the strain engineering of graphene
(Georgia Institute of Technology, 2014-12-09)Graphene is renowned for its extraordinary mechanical, electronic, optical, and thermal properties. However, the absence of a band-gap limits its usefulness in practical applications. If it were possible to engineer ... -
User preferences of bicycle infrastructure
(Georgia Institute of Technology, 2018-07-27)Cycling for transportation is experiencing a resurgence in much of the U.S. Consequently, this is becoming a hot topic of research, particularly when it comes to how we can make cycling safe. Still, most research studies ... -
Data-driven pavement maintenance and rehabilitation strategies for a new state route prioritization system
(Georgia Institute of Technology, 2018-07-27)GDOT, which is responsible for a large network of primarily asphalt pavements, has been utilizing a model developed by Georgia Tech under Research Project 05-19 for its current performance analyses. While the model provides ... -
Design of self-consolidating precast concrete using powdered limestone
(Georgia Institute of Technology, 2018-07-26)With their adoption into ASTM C595 and AASHTO M240 in 2012, Type IL cements which contain 15% interground limestone, have the potential to improve the environmental impact and workability of concrete, while meeting the ... -
Fixed point formulation of optimality criteria for efficient topology optimization
(Georgia Institute of Technology, 2018-07-31)The traditional Optimality Criteria (OC) update in topology optimization suffers from slow convergence, thereby requiring a large number of iterations to result in only a small improvement in the performance and design. ... -
New framework for probabilistic interdependency modeling and critical component identification to increase infrastructure system resilience
(Georgia Institute of Technology, 2018-07-26)Cascading failures of interdependent infrastructure networks have become increasingly critical as revealed by recent natural disasters and human disruptions. By determining how relationships between different infrastructure ... -
Personal vehicle ownership and operating cost calculator
(Georgia Institute of Technology, 2018-07-19)The thesis develops a personalized, online calculator for the costs of owning and operating private vehicles. The online tool combines EPA certification test results, the Georgia vehicle value database, the USDOE fuel ... -
Spatiotemporal modeling of PM2.5 oxidative potential using source impact and model fusion techniques
(Georgia Institute of Technology, 2018-07-25)Exposure to elevated levels of air pollution can lead to cardiorespiratory disease, birth defects, and cancer. However, observational air quality data are spatially and temporally sparse due to high cost of monitors, ... -
Improved characterization of the flexural and axial compressive resistance of welded steel box-section members
(Georgia Institute of Technology, 2018-07-02)The various existing methods for design of welded steel box-section members have major drawbacks with respect to their ability to represent the limit state responses, their generality in terms handling practical dimensions ... -
Capillary phenomena in porous media: Pore and grain scale studies
(Georgia Institute of Technology, 2018-05-17)Multiphase flow is a common phenomenon in porous media in both natural and industrial processes such as hydrocarbon recovery, geological CO2 storage, remediation of contaminated ground, and flow in unsaturated soils. ... -
Experimental testing and modeling strategies of carbon fiber-reinforced polymer blast retrofits using steel anchorage systems
(Georgia Institute of Technology, 2018-05-16)The ongoing presence and persistence of terrorist groups continually threaten the United States of America and its allies. This perpetual threat emphasizes the urgency to strengthen and retrofit any structural vulnerabilities, ... -
Modeling and simulation of congestion control strategies on freeways: Pricing, ramp metering, and variable speed limit
(Georgia Institute of Technology, 2017-08-02)When demand exceeds supply (capacity), freeways become congested. However, in a congested state, compared to the uncongested state, the capacity of a freeway decreases. The purpose of freeway operations and traffic management ... -
Assessment of guardrail systems with a stiff surficial layer via continuum and discrete simulations
(Georgia Institute of Technology, 2017-07-28)Mow strips are asphalt or concrete layers which are used in the design of roadside safety structures as vegetation barriers around guardrail posts. Asphalt mow strips have historically been modeled in simulations as a rigid ... -
Air pollution accountability: Assessing regulatory impacts on emissions and air quality
(Georgia Institute of Technology, 2017-07-19)The United States has seen large improvements in air quality over the last half century with the implementation of regulations designed to reduce air pollutant emissions. Regulatory costs, estimated by the Environmental ... -
Interaction of pier, contraction, and abutment scour in clear water scour conditions
(Georgia Institute of Technology, 2017-06-22)Important considerations for bridge design are safety and economy. Predicting the extent and depth of scour is critical to bridge foundation design to ensure structural stability. However, bridges on waterways are vulnerable ... -
Multiomic approaches for assessing the role of natural microbial communities in nitrous oxide emission from Midwestern agricultural soils
(Georgia Institute of Technology, 2017-05-23)Anthropogenic activities such as fossil fuel consumption and industrial nitrogen (N) fixation processes have increased the N inputs into the environment. Even though the central role of microbes in the cycling of N is ... -
METAKAOLIN-PORTLAND LIMESTONE CEMENTS: EVALUATING THE EFFECTS OF CHEMICAL ADMIXTURES ON EARLY AND LATE AGE BEHAVIOR
(Georgia Institute of Technology, 2017-08-09)One of the most effective and applicable ways to mitigate the greenhouse gas emissions contributed by cement production is to partially replace a portion of the cement clinker with alternative materials such as mineral ... -
TRACKING FOR WORKER SAFETY ASSESSMENT
(Georgia Institute of Technology, 2017-04-26)Despite exercising current safety practices, the construction industry has not been successful at protecting workers. Because of a dearth of effective methods for data collection, the construction industry has relied on ...
RSS 1.0