Design of a Lined Landfill on Compressible Clays
In mid-August, 1989, a 500,000m3 landslide occurred at a commercially operated landfill in central Maine. The landslide material consisted of municipal...
Aggregates, Fibers and Coupling Agent in Polyester PC
This study investigated the influence of fine aggregate, glass fiber and silane coupling agent on the mechanical and mode I fracture behavior of a polyester polymer concrete (PC). The...
Design and Performance of Earth Retaining Structures
The proceedings of the 1990 Specialty Conference on Design and Performance of Earth Retaining Structures was held in Ithaca, New York from June 18-21, 1990. It presents a total of 50 papers...
Site Assessments
The 1986 Superfund Amendment and Reauthorization Act (SARA) established an innocent purchaser defense applicable if a new owner conducts appropriate inspection and appropriate inquiry...
Let the Buyer Beware
As recently as the 1970s, state highway agencies blindly purchased land for projects without much concern for hazardous waste. But that changed in 1980 with Superfund legislation, specifically...
Sludge Disposal Dallas Style
Dallas, Tex. has discovered that sludge disposal can coexist with environmental concerns. Dallas Water Utilities treats some 200 million gpd, sending the effluent from one of the two treatment...
No Feet of Clay
The methods of dealing with hazardous waste are evolving. At Superfund sites, for instance, excavation and removal was once the popular choice for treating pollutants, but stabilization...
Rehabilitating West Point's Tunnel
Conrail, the Northeast's largest freight railway, had a problem with a tunnel carrying the fastest freight line between the New York area and the Pacific. The 1882 tunnel...
Cleaning Up: The Second Decade
Endless media coverage and a high level of public anxiety make it seem as though the U.S. has been attempting to clean toxic waste sites for decades. In fact, the 1980s were our first...
A Possible Paradigm
`We work only on a lump sum basis, with work guaranteed on time, and no extras. We help you define the scope of work, using our experience and unmatched computerized databases, then guarantee...
Remediation Technologies in Use for Groundwater and Soil Contamination in the Santa Clara Valley
Silicon Valley is known as the origin and the heart of the high technology (Hitech) industry. However, tech-nologies used for soils and groundwater remediation in the valley are not necessarily...
Leveling the Playing Field
As professional sports grow, so does the market for elaborate multi-use sports arenas. The new Target Center in Minneapolis features a unique movable floor, 68 luxury suites and a state-of-the-art...
Building Moon Bases
It is widely accepted that the U.S. will begin to build a base on the moon at the turn of the century, and much of the design work has already been done. Based on papers presented at Space...
Diatomaceous Soils: A New Approach
Diatomaceous soils are formed over long periods of time when the skeletal remains of plankton and other single-celled marine creatures sink and accumulate in lakes, estuaries and oceans....
High Tech on Campus
Hannan Hall, the new laboratory building at The Catholic University of America, has a structure entirely made up of precast concrete panels and 24 in. deep double tees. The loadbearing...
Steel Girt Design
Procedures are presented for the design of light gage cold formed girts and hot rolled girts. The effects of continuity, sag rods, and wall sheeting are discussed. Design procedures are...
Sprayed-On Polymer Mortar Construction
Sprayed-on polymer mortar has been used to construct low-cost, lightweight structures in a variety of locations. The addition of the two-component additive to one cubic yard of mortar...
Inelastic Response of Buried Pipelines Due to Landslide Effects
During earthquakes, a buried pipeline may experience significant loading as a result of large relative displacements of the ground along its length. Large ground movements can be caused...
Building a Better Landfill Liner
A soil liner project was sponsored by the EPA to provide information on the construction factors that affect the permeability of compacted soil liners. After construction of a field liner,...
System Identification of Meloland Road Overcrossing
The Meloland Road Overcrossing (MRO) is a two-span reinforced concrete bridge structure located east of El Centro, California, 0.3 mi from the Imperial Fault. The Imperial Valley Earthquake...
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