Depth Measurement Using Remotely Sensed Data, Specifically A
The compact airborne spectrographic imager (casi) is what is referred to as an imaging spectrometer. This is an optical device that is mounted on an aircraft and used to collect high resolution...
St. George Habor?Berm Breakwater Construction Considerations
During the period 1984-1987 three berm breakwaters with a total length of approximately 800 meters were constructed at St. George Harbor on St. George Island in the Pribil of Chain of...
Applications of Multibeam Echo Sounding with Topographic Mapping for Monitoring of Rubble Mound Breakwaters
Analysis of data from the breakwater monitoring program indicates the integration of multibeam survey capability with the increased accuracy of OTF DGPS positioning and advanced data management...
Application of Multibeam Echo Sounding and Side Scan Sonar for Mapping of Shoreline Protection Revetments
The use of multibeam survey methodology coupled with high precision positioning systems for the mapping of shoreline protection features and the adjacent offshore areas allows development...
Predicted Service Life of Armor Stone: A Case History
Laboratory testing for determination of true rock quality in terms of expected performance is not clear-cut, may be misleading, and requires extensive interpretation by an expert. This...
Strength from Within
After decades of being continuously struck by rockfalls and wayward vehicles, Knapps Hill Tunnel�a highway structure built in 1936 and located on state Route 97A in central Washington...
Policy Statement 465: Why We Must Raise the Bar
Members of ASCE's Task Committee on the First Professional Degree describe the motivation behind the board of direction's adoption of Policy Statement 465, which...
An Arbor for Art
The new $50-million, 153,000 sq ft (14,200 m�) building for the Modern Art Museum of Fort Worth will provide the museum with more than five times its current gallery space. The design...
Repeat Performance
Working with a budget of $10 million, engineers designing a new high-rise residential structure in New York City had to find creative ways to control costs. One budget-saving idea was...
Big Idea
The reconstruction of the Big I�the intersection of interstate routes 25 and 40 in Albuquerque that was named for its appearance from the sky�was likely to disrupt commuters and interstate...
Update of ASCE Manuals and Reports on Engineering Practice No.74 Guidelines for Electrical Transmission Line Structural Loads
For many months there has been doubt that the latest version of ASCE Manuals and Reports on Engineering Practice No. 74. Guidelines for Electrical Transmission Line Structural Loading,...
Raising the Bar - 345kV Uprating
The paper presents solutions to increasing the transfer capacity (book rating) of two critical 345kV tie lines. Described are computer modeling techniques using laser survey data coupled...
Effect of Aluminum Compression on ACSR Conductor Sags at High Operating Temperatures
Deregulation and restructuring are sweeping the electric utility industry in the United States. As a result, many utility engineers are analyzing, re-rating, and upgrading their most critical...
Emphasis on Aesthetics
Architects and structural engineers joined forces to create a large, visually appealing chilled-water plant for high-profile site near the southern gateway to the University of Pennsylvania....
The Inside Story
A full-scale renovation of the interior of Oklahoma City's Civic Center Music Hall required shaving much of the depth from two trusses under load conditions, installing new...
Protecting the Ports
Increased security concerns are prompting the nation's ports to rethink the design of their points of entry, especially at their terminals. Civil engineers are being called...
After the Flood
In June 2001, Tropical Storm Allison struck Texas, subjecting the Houston area to one of the most destructive floods in U.S. history. As part of the recovery effort, the Federal Emergency...
Changing Channels
When the strict design parameters of a correctional facility in remote Pennsylvania meant blocking a headwater stream, a team of environmental engineers rerouted the waterway 400 ft (122...
Larger Foraminifers as Contributors to Carbonate Beach Sands
Larger foraminifers are locally significant contributors to tropical carbonate sediments, particularly in the Indo-Pacific region. The two major factors influencing foraminiferal production...
Amino Acid Geochronology Applied to the Dating of Eolianites on San Salvador Island, Bahamas
Using amino acid racemization data measured on carbonate eolianite sediments, we assess the ability of amino acid geochronology to distringuish among several stratigraphic units on San...
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