The Great Highway Coverup
Public opinion has forced changes in highway design since the first ones were built 30 years ago. In the Seattle area, this environmental sensitivity led to federal court action and to...
Concrete Overlays Challenge Asphalt
When a pavement needs more than minor repair but not total replacement, bonded and unbonded concrete overlays and inlays are options to consider. The article describes four projects where...
Building Around a Building
Many, maybe most, construction disasters occur as the result of the failure of temporary structures. Despite the fact that temporary structures have a critical effect on the speed, safety...
Steel Boxes Carry Rail Lines
Steel box girders plus novel bearing details led to beautiful curved bridges carrying Chicago Transit Authority trains into its Howard Yard. During preliminary design three alternative...
Maglev: Transportation for the 21st Century
If cities are to achieve their full potentials as economic and cultural centers, they must possess superior transportation systems. Ultra-silent, energy efficient, non-polluting magnetic...
Risky Waters
Risk assessment is a tool engineers use to clarify the impact and issues associated with various choices and perspectives. Because problems and projects related to water have such a significant...
Strengthening Old Floors
The floors of the historic City Hall and Courthouse in Minneapolis had withstood 80 years of hard use before they have to be analyzed and brought up to code. The building is about 300...
Defending Our Lake Shores
The current high levels of the Great Lakes are nothing new, as the lakes have been fluctuating throughout history. There have been proposals to stop the current rise in the Michigan-Huron...
Offsite Habitat Mitigation Banking: The Port of Long Beach Experience
Since 1981, the Port of Long Beach has been involved in developing and constructing habitat enhancement projects outside of the Port's jurisdiction as mitigation for port...
Major Offsite Mitigation: Batiquitos Lagoon
This paper discusses the general characteristics of the Batiquitos Lagoon Enhancement Project near Carlsbad, California, which will provide mitigation for a pipeline project in San Pedro...
Texas Coastal Mitigation: A Planning Approach
The Texas General Land Office manages 3. 5 million acres of submerged state-owned land in the bays and Gulf of Mexico. In granting permits, the agency always attempts to prevent damage...
Arctic Wetland Losses: When Should Compensation be Required?
The paper discusses problems facing biological impact assessment and mitigation planning for petroleum exploration and oilfield development on the Arctic Coastal Plain or North Slope of...
Effects of Semi-Impoundment on Fish and Crustacean Nursery Use: Evaluation of a Solution
Semi-impoundment of the marsh is one of the primary 'solutions' currently recommended to combat coastal marsh erosion, and also to improve habitat for waterfowl,...
Oil and Fisheries?Conflict or Cooperation
The Grand Banks of Newfoundland are one of the richest fishing grounds in the world. The proposed Hibernia oil field development will impact on this resource. Recommendations have been...
Space/Use Conflicts Between the Oil & Gas and Fishing Industries
An overview of space/use conflicts between the oil and gas and commercial fishing industries is presented. Also discussed is an array of solutions to mitigate or eliminate those conflicts....
New Concepts in Cooperative Fisheries Programs
Coordinated through the National Marine Fisheries Service, these programs serve eight coastal states, two commonwealths, three fishery management councils, two interstate commissions,...
Perceiving Toxic Chemicals in Fishing Environments
The perception of toxic chemicals in the fishing environments by anglers was examined in Kansas and Michigan. The main findings of the study were: 1) There appears to be a small, but significant...
Renewing a Federal/State Partnership Under the CZMA
The case of Exxon v. Fischer has established an ominous precedent for the authority of states to resolve oil and fishing industry conflicts. In a narrow interpretation of the Coastal Zone...
Co-Existence of Oil and Commercial Fishing Industries: Methods of Resolving Potential Conflicts
This paper describes efforts to resolve potential operational conflicts between the oil and fishing industries in Alaska, specifically, the formation and activities of an organization...
Fish Histopathology and Contamination in California's Channel Islands
Ocean dumping of certain hazardous wastes took place at two dumpsites in the San Pedro Channel of the Southern California Bight from the 1940s through the 1960s. This included some 700...
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