Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 12 of 12 for “"Bridge management system"”.
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Developing Condition-Based Triggers for Bridge Deck Maintenance and Rehabilitation Treatments
The bridges in the U.S. highway system suffer from deficiencies in both their structural condition and functionality. In an effort to improve the condition of bridges, highway agencies continually seek effective and efficient approaches to maintenance and rehabilitation (M&R) treatments for their …
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Visual inspection and bridge management
… inspection prior to its implementation in a Bridge Management System (BMS) using Value of Information (VoI). Visual inspection is the principal assessment method for bridge structures, whereby a condition rating is assigned reflecting the structural condition of a bridge, based on the …
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An investigation of the relationships between inventory and inspection data of RC bridges and RC culverts in the Western Cape Province
Bridges and Culverts form critical links within transportation networks. They are costly long term infrastructure investments and are essential to a country’s economic functioning and society’s everyday lives. They are prone to deterioration due to unfavourable chemical, mechanical and physical …
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Evaluation of Policies for the Maintenance of Bridges Using Discrete Event Simulation
With the recent developments of several bridge managements systems and their wide-spread use, bridge engineers are realizing the importance of systematic and well planned investments and appropriate management. However the results are far from satisfactory. Bridge management systems need more …
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A systems approach to transportation infrastructure management: development of a Highway Management System for the Virginia DOT
… derives from a lack of investment, inappropriate management, and growing travel demands. The objective of this research is to develop a model, using a system dynamics methodology, that serves as an instrumentality for generating scenarios for facilitating highway infrastructure management -- …
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Implementation of the DER rating system within a power generation environment
… defect, Extent and Relevancy of defect) rating system, used for road network infrastructures, to the support structures of a dry cooling tower in a power generation environment. The DER is a defect-based rating system developed locally by the Built Environment Division of the Council for …
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Development of an expert system for reinforced concrete bridge repair.
… is seamlessly integrated into an expert system for reinforced concrete bridge repair also developed as part of this research. A technique has been produced to quickly elicit the complex decision making process of reinforced concrete experts and represent their information in a computer …
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Flood Disaster Resilient Bridge Structures For Sustainable Bridge Management Systems
… prone to the inland and coastal floods. Bridge structures are under the constant threat of these natural disasters. Superstructures can be washed away due to lateral forces generated by floodwater. Floodwater can also accelerate scouring around bridge piers, which often contributes to …
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Review of current practices to reduce reinforcement corrosion in concrete structures managed by the City of Cape Town
… concrete members such as concrete bollards, bridge handrails and balustrades can be treated as consumables and can be replaced once steel corrosion or concrete deterioration has occurred and becomes unsightly, which would be about 20 years. This approach would be economically advantageous and …
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Risk-based bridge asset management
Bridges, critical components of a nation’s infrastructure network, are vulnerable to deterioration from aging, fatigue, and external events like earthquakes or impacts. These challenges, coupled with limited maintenance resources, create the need for efficient and expeditious predictive maintenance …
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Giudizio immediato sullo stato di degrado dei ponti in c.a. basato su indagini low-cost
… to safety standards. The functionality of the bridges depends closely on a good inspection activities, and the lack of a proper and timely maintenance, entails an increase of the deterioration and therefore higher costs of repair. The periodic assessment of the conditions of stability of …