70 Years of Soil-Bentonite Slurry Walls: So, What's New
The soil-bentonite slurry wall (SBSW) is an established ground improvement technology that continues to find applications. It�s often the best and most economical vertical barrier to essentially stop lateral...
Power and Speed
A new venture aims to build an underground cargo distribution system that operates at airline speeds using an electromagnetic levitation and propulsion system....
Trump Administration Highlights Need for Infrastructure Spending, Permitting Reform
As part of a week dedicated to infrastructure, the Trump administration focused on aviation reform, increased federal funding, and efforts to reduce regulatory requirements for infrastructure projects....
Ground Feature Monitoring Using Satellite Imagery: How Interferometric Stacking of SAR Can Mitigate Geo-Disasters Along Transportation Corridors
Landslides, debris flows, and other types of ground movements are among the most common hazards to humans and infrastructure. According to the United States Geological Survey, annual domestic...
Detailed Site Investigations
This section addresses site investigation issues that are important for detailed design and construction of microtunneling projects. These site investigations include the following: Geotechnical...
Mechanisms Controlling the Permeability of Clays
Coefficients of permeability, calculated using Terzaghi's theory of one-dimensional consolidation, are reported for smectite, illite, and kaolinite, in water, methyl and ethyl...
Radial Flow Consolidation Testing
A radial flow consolidation cell that can be used with commercially available loading frames was developed and a series of tests were performed on samples of sedimented kaolin. Simple...
Offshore Technology in Civil Engineering
Hall of Fame Papers from the Early Years: Volume Seven
Prepared by the Program Committee of the Offshore Technology Conference of the Coasts, Oceans, Ports, and Rivers Institute of ASCE. This series presents...
Groundwater Flow Model Development at the Nevada Test Site
The Underground Test Area Project (UGTA) of the National Nuclear Security Administration.s Nevada Site Office is in the process of assessing and developing regulatory decision options...
Simulating Radionuclide Transport Away from an Underground Nuclear Test: Linking Non-Isothermal Flow and Mechanistic Reactive Transport
The low-yield (0.75 kiloton) Cambric underground nuclear test situated in alluvium below the water table offers unique perspectives on radionuclide transport in groundwater. The Cambric...
Transport Model Uncertainty and Sensitivity Analysis for Groundwater Releases of Radionuclides from Subsurface Nuclear Tests
Uncertainty analysis of groundwater flow and transport models is a topic of considerable interest in the groundwater modeling communities. The Underground Test Area (UGTA) Project of the...
Groundwater Transport Modeling Using Fuzzy Sets and Fuzzy Logic
Modeling of groundwater flow and transport is inherently uncertain. The predictive capability of the model depends upon both the quantity and quality of hydrogeologic data. The introduction...
Watershed Modeling for Surface-Groundwater Interaction
Groundwater use has increased rapidly due to irrigation development in the Great Plains. This is especially true in the Republican Basin that intersects the three states of Nebraska, Kansas...
Hydrologic Comparison of Four Types of Permeable Pavement and Standard Asphalt in Eastern North Carolina
A permeable pavement parking lot in eastern North Carolina consisting of four types of permeable pavement and standard asphalt was monitored from June 2006 to July 2007 for hydrologic...
Some Case Histories of Pile Foundations in Permafrost
Foundations for permafrost conditions should conform to one of three basic design principles: keep it frozen, let it thaw, or thaw the ground before construction. To keep the permafrost...
Outdoor Human Comfort and Its Assessment
Prepared by the Task Committee on Outdoor Human Comfort of the Aerodynamics Committee of ASCE. This report describes state-of-the-art methods for assessing...
Headcut Analysis for Off-Channel Gravel Pits in Arid Environments
The study focuses on a large gravel pit located adjacent to the Santa Cruz River between the confluences with the Rillito and Canada del Oro rivers in Tucson, Arizona. These gravel pits...
Stochastic Analysis of the Truckee River Flow System
The Truckee River system is a complex system that involves a number of hydraulic structures such as natural and artificial lakes and reservoirs and diversions. Streamflow data have been...
Air Quality Issues Associated with Livestock Production
This chapter reviews the current state of the art on air quality issues associated with animal waste containment. Outdoor waste storage and treatment systems are emphasized. Air quality...
Reconstructed With Precision
Rehabilitating a heavily traveled crossing while traffic continues to flow is a complicated endeavor. Add the attention to detail required to preserve the character of a historic 1920's...
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