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Applying Multiobjective Bilevel Optimization under Fuzzy Random Environment to Traffic Assignment Problem: Case Study of a Large-Scale Construction Project
Publisher: American Society of Civil Engineers
Abstract: This article presents an optimization method for solving a material flow traffic assignment problem (TAP) in a large-scale construction project considering a hierarchical structure with fuzzy random variables. A multiobjective ...
Temperature Effects on Horizontally Curved Concrete Box-Girder Bridges with Single-Column Piers
Publisher: American Society of Civil Engineers
Abstract: Overturning failures of curved concrete box-girder bridges with single-column piers have occurred frequently in China in recent years. Lack of an appropriate design to resist the forces caused by unevenly distributed ...
Analysis of Asphalt Pavement Rut Based on Elastic-viscoplastic Theory
Publisher: American Society of Civil Engineers
Abstract: The elastic-viscoplastic theory was applied to research the permanent deformation of asphalt mixture, and a creep model was adopted for its good agreement with actual result. ABAQUS, the finite element modeling technique, ...
Pavement Rut Depth Prediction for a Three-Span Suspension Steel Box Girder Bridge Based on Two-Year Temperature Monitoring Data
Publisher: ASCE
Abstract: The paper presents a study of temperature distribution and effect on the asphalt pavement of the Fourth Nanjing Yangtze River Bridge based on the 2-year continuous monitoring data. The temperature distribution model was ...
Energy-Oriented Maintenance Decision-Making for Sustainable Manufacturing Based on Energy Saving Window
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In recent years, the industry's responsibility to join in sustainable manufacturing becomes huge, while innovating sustainability has been a new trend. Industrial enterprises are pursuing energy reduction to meet future ...
Embedment Properties of Self-Tapping Screws Loaded at Different Angles to the Grain
Publisher: American Society of Civil Engineers
Abstract: The embedment properties including embedment strength and foundation modulus govern the load-carrying capacity and stiffness of timber joints with dowel-type fasteners. As the common fasteners, self-tapping screws (STSs) ...
Design and Optimization of Ellipsoidal Windows for Concentrated Solar Irradiation
Publisher: ASCE
Abstract: This work presents a numerical study on transmission performance of ellipsoidal windows used in receivers under concentrated solar irradiation. The Monte Carlo ray tracing method is used to analyze the transmission of ...
Numerical Investigation of Ground-Borne Vibration Mitigation by Infilled Trenches in a Poroelastic Half-Space Considering the Moving Water Table
Publisher: ASCE
Abstract: The moving water table would vary soil layering and may significantly affect the isolation efficiency of wave barriers. A two-dimensional finite-element model is then developed using COMSOL to study the influence of the ...