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Exhumed Geogrid-Reinforced Retaining Wall
Publisher: American Society of Civil Engineers
Abstract: An instrumented geogrid-reinforced wall constructed on a highly compressible foundation was deconstructed 16 months after its completion, providing a unique opportunity to exhume and examine the instrumented geogrids that ...
Required Unfactored Strength of Geosynthetic in Reinforced Earth Structures
Publisher: American Society of Civil Engineers
Abstract: Current reinforced earth structure designs arbitrarily distinguish between reinforced walls and slopes, that is, the batter of walls is 20° or less while in slopes it is larger than 20°. This has led to disjointed design ...
Determining the Soil Water Characteristic Curve and Interfacial Contact Angle from Microstructural Analysis of X-Ray CT Images
Publisher: American Society of Civil Engineers
Abstract: The complex behavior of unsaturated soils can be partly attributed to the co-existence of networks of liquid bridges and saturated pockets in the soil void space. Past studies have examined how the water bridges and pockets ...
Dynamic Centrifuge Testing of Slickensided Shear Surfaces
Publisher: American Society of Civil Engineers
Abstract: Movement along preexisting slickensided rupture surfaces in overconsolidated clay and clay shale slopes can represent a critical sliding mechanism during earthquakes. The seismic behavior of preexisting slickensided surfaces ...
Modeling the Behavior of Geosynthetic Encased Columns: Influence of Granular Soil Constitutive Model
Publisher: American Society of Civil Engineers
Abstract: Using a high-strength geosynthetic for encasement of granular columns increases the strength of a given column and improves its stress-displacement response. This paper describes the results from a series of three-dimensional ...
Improvement of Problematic Soils with Biopolymer—An Environmentally Friendly Soil Stabilizer
Publisher: American Society of Civil Engineers
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