Bridge Scour
Observational Method for Estimating Future Scour Depth at Existing Bridges
Bridge scour can cause damage to bridge foundations and abutments.
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Automated Laboratory Testing
Non Destructive & Automated Testing for Soil & Rock Properties
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Advances in Monitoring
Marr et al – TVA’s Monitoring Program USSD 2015
TVA is responsible for the operation and safety of 22 waste stacks associated with its 11 coal-fired power plants located in 3 states.
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Data Management
Managing Large Amounts of Geotechnical Performance Data for the Central Artery/Tunnel Project
The Central Artery/Tunnel Project in Boston, Massachusetts is the largest, most complex highway project in American history. It involves the construction of 7.5 miles of highway through the center of the city with half the work occurring underground.
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Soil Improvement
Low Permeable Backfill Soils in Geosynthetic Reinforced Soil Walls State of the Practice in North America
The results of a survey of state agencies and private sector groups and a literature review is presented as the basis of this state-of-the practice report on the use of low permeable, marginal soils as reinforced fill in geosynthetic reinforced soil walls.
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Levees
Levee Erosion by Overtopping in New Orleans during the Katrina Hurricane
Erodibility of a soil is defined here as the relationship between the erosion rate of a soil dz/dt and the velocity v of the water flowing over it, or the relationship between the erosion rate of a soil dz/dt and the shear stress developed by the water at the water-soil interface.
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Landfills
Lessons Learned From the Failure of a GCL/Geomembrane Barrier on a Side Slope Landfill Cover
A sliding failure which occurred during construction of a composite landfill cover is evaluated.
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Slope Stability
Key Features of the Geotechnical Safety Programme for the Amuay Cliffside
An earlier paper (LAMBE, SILVA and MARR, 1981) described the in-stability of the cliffside which bounds the eastern portion of LAGOVEN's Amuay Refinery, Venezuela.
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Levees
Investigation of the Performance of the New Orleans Regional Flood Protection Systems During Hurricane Katrina: Lessons Learned
The recent flooding and devastation of the greater New Orleans region during hurricane Katrina represented the most costly peace-time failure of an engineered system in North American history.
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