Search results
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Title
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Predictive Maintenance Optimization Framework For Pavement Management
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Author
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Kumar, Amit
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Date Created
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2019
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Subjects--Topical
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Civil engineering, Transportation
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Description
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The development of a progressive modern highway system is essential for the enhancement of the road capacity, safety, efficiency, commerce, and national defences of a country. These highway systems consist of various integrated individual asset co...
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Title
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PERFORMANCE CRITERIA AND MEASURES FOR PRIORITIZATION OF BRIDGE REPLACEMENT PROJECTS
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Author
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Lane, Kelsey
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Date Created
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2016
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Subjects--Topical
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Engineering
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Description
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State highway agencies (SHA) are tasked with maintaining, repairing, and replacing bridges to support the travelling public. These agencies need to develop programs that prioritize candidate projects in a manner that ensures that bridges are selec...
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Title
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Predicting costs for bridge replacement projects
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Author
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Phillips, Patrick
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Date Created
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2017
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Subjects--Topical
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Engineering
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Description
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The North Carolina Department of Transportation (NCDOT) uses historical highway bridge records to make cost-effective decisions on which maintenance, repair, or replacement action is appropriate for a deficient bridge. The current method for estim...
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Title
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Quality Assurance of Bridge Deck Concrete Overlays using Surface Resistivity Testing
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Author
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Dillworth, David
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Date Created
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2020
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Subjects--Topical
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Civil engineering
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Description
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Through years of heavy usage, critical transportation components such as bridge decks are repeatedly subjected to stresses from freeze-thaw cycles, chemical attack and the physical loads. These continual stresses and deterioration mechanisms actin...
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Title
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Freeze-Thaw Durability Specification for Highway Concrete
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Author
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Ocampo, Joseph
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Date Created
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2022
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Subjects--Topical
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Civil engineering
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Description
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The Super Air Meter (SAM) is a new method of testing that correlates to how well concrete can resist damage from freeze-thaw stresses. This test is a modified Type B pressure meter that undergoes a set of sequential pressure steps. The equilibrium...
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Title
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Development of a Surface Resistivity Specification for Durable Concrete
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Author
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Biggers, Robert
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Date Created
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2019
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Subjects--Topical
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Engineering
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Description
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Surface resistivity testing is a state-of-the-art method of testing concrete’s ability to resist chloride ion penetration. This electrical test is performed by passing an electrical current through a saturated concrete specimen, and has recently g...
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Title
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Development of Early-Age and Shrinkage Specifications for Durable Concrete
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Author
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McEntyre, Memoree
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Date Created
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2019
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Subjects--Topical
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Civil engineering
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Description
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Historically, concrete strength has been one of the primary properties specified to ensure concrete quality. As the construction industry advances, owners and major stakeholders are increasingly desiring longer lasting, durable concrete pavements ...
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Title
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Guidance for Use of Construction and Industrial Waste By-products in Concrete
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Author
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Bansal, Akshay
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Date Created
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2020
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Subjects--Topical
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Civil engineering
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Description
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This thesis presents a study to synthesize the published literature regarding the use of construction and industrial waste by-product as cement or aggregate in concrete, and aims to incorporate this knowledge along with findings of an agency and i...
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Title
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Internally Cured Concrete Mixtures and Specifications for Highway Infrastructure
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Author
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Leach, Jacob
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Date Created
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2017
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Subjects--Topical
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Civil engineering
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Description
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Internal curing is a relatively simple approach to reduce the shrinkage and cracking potential of concrete mixtures, accomplished by placing reservoirs of water within the concrete to provide additional moisture to facilitate hydration of the ceme...
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Title
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Load Rating for North Carolina Legal Vehicles
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Author
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Weiger, Jason
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Date Created
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2017
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Subjects--Topical
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Civil engineering
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Description
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Bridge load rating is the process by which the continued health and capacity of bridges are determined by state authorities. This process was established after the collapse of the Silver Bridge over the Ohio River due to overloading resulted in 46...
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Title
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Development of a Highway Maintenance Cost Index
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Author
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Riccio, Austin
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Date Created
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2016
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Subjects--Topical
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Transportation
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Description
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The North Carolina Department of Transportation records maintenance activities performed in house, but does not have an efficient way of forecasting future costs. The problem with not having an efficient way to forecast future highway maintenance ...
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Title
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Development of Phasor Measurement Unit for low voltage power networks
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Author
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Phatak, Ashutosh
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Date Created
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2018
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Subjects--Topical
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Power resources
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Description
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With the increase in technological advances of the smart grid, distribution systems have undergone a great change the same as transmission systems: new technology, different types of load, demand response supporting facilities, large quantities of...