Procedimiento para la selección de desvíos ante la interrupción de tráfico en puentes por mantención.
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Date
2025
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Publisher
Universidad de Concepción
Abstract
Los puentes constituyen elementos críticos dentro de las redes viales. Por tanto, el cierre de estos compromete la conectividad de la red vial y genera consecuencias económicas y sociales significativas. Frente a estas contingencias, las agencias viales implementan desvíos mediante rutas alternativas o soluciones temporales como puentes modulares provisorios. Sin embargo, la selección del escenario de desvío más conveniente carece de procedimientos que consideren aspectos topológicos, operativos, técnicos y económicos.
El presente trabajo desarrolla un procedimiento que permite clasificar y seleccionar escenarios de desvío ante la interrupción programada de un puente por actividades de mantención. El procedimiento considera modelos tanto para la identificación de escenarios de desvíos como para la estimación de los costos involucrados en cada escenario. Estos modelos se integran en el procedimiento mediante algoritmos que fueron desarrollados con la finalidad de permitir una correcta aplicación del procedimiento.
La aplicación del procedimiento a un caso de estudio permitió evidenciar su coherencia y aplicabilidad, al identificar el escenario de desvío con menor costo total. En síntesis, la investigación desarrolla una herramienta integral para el fortalecimiento de la gestión de la infraestructura vial, basada en un procedimiento estandarizado y con algoritmos que facilitan a los analistas la estimación de los costos involucrados en cada escenario de desvío y, por tanto, la selección del escenario de desvío más conveniente en términos técnicos, operativos y económicos.
Bridges are critical elements within road networks; therefore, their closure compromises network connectivity and generates significant economic and social consequences. In response to such contingencies, road agencies implement detours through alternative routes or temporary solutions such as modular provisional bridges. However, the selection of the most suitable detour scenario often lacks procedures that adequately consider topological, operational, technical, and economic aspects. This study develops a procedure that enables the classification and selection of detour scenarios in the context of planned bridge closures due to maintenance activities. The procedure incorporates models for both the identification of detour scenarios and the estimation of the costs involved in each scenario. These models are integrated through algorithms specifically developed to ensure the correct application of the procedure. The application of the procedure to a case study demonstrated its coherence and applicability by identifying the detour scenario with the lowest total cost. In summary, this research develops a comprehensive tool for strengthening road infrastructure management, based on a standardized procedure and algorithms that support analysts in estimating the costs associated with each detour scenario and, consequently, selecting the most suitable scenario in technical, operational, and economic terms.
Bridges are critical elements within road networks; therefore, their closure compromises network connectivity and generates significant economic and social consequences. In response to such contingencies, road agencies implement detours through alternative routes or temporary solutions such as modular provisional bridges. However, the selection of the most suitable detour scenario often lacks procedures that adequately consider topological, operational, technical, and economic aspects. This study develops a procedure that enables the classification and selection of detour scenarios in the context of planned bridge closures due to maintenance activities. The procedure incorporates models for both the identification of detour scenarios and the estimation of the costs involved in each scenario. These models are integrated through algorithms specifically developed to ensure the correct application of the procedure. The application of the procedure to a case study demonstrated its coherence and applicability by identifying the detour scenario with the lowest total cost. In summary, this research develops a comprehensive tool for strengthening road infrastructure management, based on a standardized procedure and algorithms that support analysts in estimating the costs associated with each detour scenario and, consequently, selecting the most suitable scenario in technical, operational, and economic terms.
Description
Tesis presentada para optar al título de Ingeniero/a Civil.
Keywords
Puentes Chile Mantenimiento y reparación, Tráfico, Redes viales