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 20 of 27 for “"Road Maintenance"”.
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A model for rural road maintenance in Zaïre
Thesis (M.C.P.)--Massachusetts Institute of Technology, Dept. of Urban Studies and Planning, 1990.
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A Framework for Monitoring Performance-Based Road Maintenance
… are better known as Performance-Based Road Maintenance (PBRM). PBRM calls for performance-based work, in which a desired outcome is specified rather than a material or method. This type of specification promises to be an excellent tool to improve government efficiency in maintaining …
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Development of Performance Warranties for Performance Based Road Maintenance Contracts
… of using a performance based contract for the maintenance of a portion of its interstate highway system. This initiative resulted in the establishment of the 'Comprehensive Agreement for Interstate Highway Asset Management Services' between VDOT and a private contractor in 1996 which resulted …
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Development of models for optimal road maintenance fund allocation : A case of Ghana
… was aimed at the development of an optimal road fund allocation model for road maintenance to three road agencies in Ghana. The objective was to compare a novel model by multicriteria analysis (MCA) with deterministic outcome and a model based on preferential analysis to determine …
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Performance of recycled polymeric fiber as reinforcement in bituminous mixture for road maintenance works
Road maintenance is an integral part of creating a good and safe road network. The quality of patching mixture is also seen as an important aspect. Existing bituminous mixture used for road maintenance tends to deteriorate after patching work is completed. This might be due to the differences in …
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Optimization of vehicle routing and scheduling with travel time variability - application in winter road maintenance
… time information, and also to perform winter road maintenance operations (e.g., salting, plowing). The objective of this research was to minimize the total vehicle travel time to complete a given set of service tasks, subject to resource constraints (e.g., truck capacity, fleet size) and …
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Development of a Comprehensive Framework for the Efficiency Measurement of Road Maintenance Strategies using Data Envelopment Analysis
For the last two decades, the road maintenance concept has been gaining tremendous attention. This has brought about new institutional changes, predominant of which is the challenge for maintenance managers to achieve maximum performance from the existing road system. Such challenge makes it …
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Reuse of Aqueous Waste Streams For Transportation-Related Applications
… brine products at SDDOT facilities for winter road maintenance. Reusing the MIEX® brine in the Aberdeen region may reduce the cost of brine disposal for the City of Watertown and reduce the cost of winter road maintenance for SDDOT.</p>
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Kelių transporto infrastruktūros finansavimas Lietuvoje: problemų ir tobulinimo galimybių analizė /
The analysis of Lithuanian road structure and state and the system of financing of Lithuanian road infrastructure are presented in the theoretical part of the Bachelor’s Thesis; the legal regulation and management of road infrastructure and the importance of road infrastructure for the economical …
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Foundation for a national road prioritisation model for South Africa
Inefficient road infrastructure investment in South Africa has led to five core policy failures: deterioration in road network conditions; neglect of citizens' constitutional rights of access to basic services; insufficient prioritisation of roads that best promote the general economy; an excessive …
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Performance Based Road Asset Management System, with a case study: Abu Dhabi
It is common for road authorities to adopt the traditional method of road maintenance contracts that include a typical arrangement of relationships between the Client, the Contractor and the Consultant. The traditional method of road maintenance contracts has been found ineffective and expensive …
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System Architecture for Weather, Road Condition, and Vehicle Data Telemetry via Low Bandwidth Radio Network
… how localized, real-time winter weather, road condition, and vehicle-related data gathered by mobile, vehicle-based systems can be used to more effectively maintain roads, reduce operating costs through more efficient road maintenance, and improve responsiveness and accuracy of safety …
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The Effect of Tree Shade and Snowpack Cover on Pavement Surface Temperature
… heat transfer during cold weather. A recent road project in Minnesota has resulted in increased interest in the balance of sun exposure andminimum pavement surface temperatures for winter road maintenance. This thesis provides an extensive literature review on tree cover and methods of …
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A Novel Road Grip Estimation Method Using a Vehicle as a Probe
Winter weather road maintenance has been a topic of discussion among many state Departments of Transportation (DoT) within the US and numerous countries across the globe. Several research efforts have been conducted with the common goal of making this seasonal activity more efficient and/or …
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Regression analysis for estimation of the influencing factors on road accident injuries in Oman Poisson Regression Model and Poisson Alternatives
Road safety programs use statistical models to predict the occurrence of accidents and casualties and to identify the influencing factors that affect their occurrence. They are also used to identify the causes of an accident and the hazardous locations where more accidents happen (the hot spots or …
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Federated learning-based 3D pothole detection, evaluation, and routing for smart transportation
Bad road conditions can cause vehicle damage and create hazardous driving conditions. Auto damages caused by potholes can add up to thousands of dollars per vehicle. Besides, pothole resolution is one of the most expensive street maintenance strategies. Most cities have established social data …
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Inter-Port Competition and Inland Container Transport: A multiple Criteria Decision-Making Approach to Achieve Intermodal Transport System Development Stratergies in Taiwan.
… motorways made them more crowded and increased road maintenance expenses. The purpose of this research is to study inter-port competition and inland container transport flows in Taiwan. Although Taiwan is an island, the freight transport policy has been focused on rail and motorway rather than …
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Network-aware Multi-agent Reinforcement Learning for Adaptive Navigation of Vehicles in a Dynamic Road Network
Traffic congestion in urban road networks is a condition characterized by slower speeds, longer trip times, increased air pollution, and driver frustration. Traffic congestion can be attributed to a volume of traffic that generates demand for space greater than the available street capacity. A …
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A framework for enhancing project quality and customer satisfaction in government road construction projects in Rivers State, Nigeria
… by poor quality in aesthetics, high costs in maintenance and failure to meet or exceed the customers’ quality expectations. An even greater challenge is faced when considering government construction projects as re- occurring issues like on time delivery, operational and aesthetic excellence …
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