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Numerical Model for Analyzing Slug Tests in Vertical Cutoff Walls
Publisher: American Society of Civil Engineers
Abstract: Analysis of a slug test estimating the hydraulic conductivity of a vertical cutoff wall is complicated by the high compressibility of backfill materials and by the proximity of a well to the edge of the cutoff wall. An ...
Development and Evaluation of Expanded Steel Pipe Piles for Enhanced Load-Bearing Capacity and Rapid Installation in Confined Spaces
Publisher: American Society of Civil Engineers
Abstract: Recently, advanced types of micropiles have been developed to enhance their load-bearing capacity, responding to increased demands for micropile applications. However, these improved micropiles present challenges for rapid ...
Slug Test Analysis in Vertical Cutoff Walls. II: Applications
Publisher: American Society of Civil Engineers
Abstract: This paper addresses practical applications of the type curve method and modified linear curve fitting method described in a companion paper for evaluating the hydraulic conductivity of a vertical cutoff wall. Sensitivity ...
Slug Test Analysis in Vertical Cutoff Walls. I: Analysis Methods
Publisher: American Society of Civil Engineers
Abstract: Analysis of a slug test to estimate hydraulic conductivity of a vertical cutoff wall is complicated by the high compressibility of the backfill materials and by the proximity of the well intake section to the edge of the ...
Slug Test Analysis in Vertical Cutoff Walls with Consideration of Filter Cake
Publisher: American Society of Civil Engineers
Abstract: In constructing a vertical cutoff wall, bentonite-water slurry is frequently used to maintain the stability of sidewalls during excavation before backfilling the trench with less permeable materials to complete the cutoff ...
Case Study of Subsidence in Interstratified Sedimentary Bedrock: Parking Garage Distress Investigation and Remediation
Publisher: American Society of Civil Engineers
Abstract: This case study illustrates the investigation and remediation of distress and subsidence on a multilevel, posttension, cast-in-place concrete parking garage that was constructed at the crest and over the side of a gentle ...
Case Study of Undrained Strength Stability Analysis for Dredged Material Placement Areas
Publisher: American Society of Civil Engineers
Abstract: This paper describes the stability of the west perimeter dike at the Craney Island Dredged Material Management Area (CIDMMA) using an undrained strength stability analysis. An undrained strength stability analysis expresses ...
Experimental Study of Suffusion in Sand–Clay Mixtures under Variably Saturated Conditions
Publisher: American Society of Civil Engineers
Abstract: Suffusion refers to the loss of small particles in a soil matrix without volume changes, caused by hydrodynamic forces and alternation of pore fluid chemistry. This study investigated the ionic concentration (IC)-induced ...
Compacted Soil Liner Interface Strength Importance
Publisher: American Society of Civil Engineers
Abstract: This paper describes an interesting slope failure in a liner system of a municipal solid waste containment facility during construction because the sliding interface is not the geomembrane (GM)/compacted low-permeability ...
Drained Shear Strength Parameters for Analysis of Landslides
Publisher: American Society of Civil Engineers
Abstract: This paper presents recommendations for selecting the type and magnitude of drained shear strength parameters for analysis of landslides. In particular, the importance, existence, and use of the cohesion shear strength ...
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