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How Small Strain Stiffness and Yield Surface Affect Undrained Excavation Predictions
Publisher: American Society of Civil Engineers
Abstract: This paper discusses how small-strain stiffness and some aspects of the yield surface affect the finite-element predictions of excavation responses, including wall and ground deformations. By using the in-house-developed ...
Interpretation of Pressuremeter Tests in Sand using Advanced Soil Model
Publisher: American Society of Civil Engineers
Abstract: This paper describes a numerical study of drained pressuremeter tests in sand using a one-dimensional finite-element method in conjunction with an advanced soil model MIT-S1, and input parameters corresponding to Toyoura ...
Parallel Computing Platform for Multiobjective Simulation Optimization of Bridge Maintenance Planning
Publisher: American Society of Civil Engineers
Abstract: The maintenance planning of deteriorating bridges is to find a balance between obtained performance and incurred cost. Because the planning horizon spans tens of years, a certain amount of uncertainty is inherent in ...
Three-Dimensional Wireframe Reconstruction for Non-Manhattan-Shaped Point Clouds
Publisher: American Society of Civil Engineers
Abstract: This study proposes a feature relationship algorithm (FRA) to reconstruct three-dimensional wireframes of objects with non-Manhattan shapes using segmented point clouds. Instead of relying on extracting target boundaries, ...