Not Your Father's Strain Gauge
A new type of strain gauge incorporates smart memory methods to assess changes in structures. Inexpensive, easy to install and durable, these gauges are passive peak strain sensors, which...
Shoring Up Lake Shore Drive
A $101 million roadway relocation project in Chicago, winner of a 1998 Outstanding Civil Engineering Award (OCEA) of Merit, reunited the north- and southbound lanes of Lake Shore Drive...
The San Francisco Connection
An underground switchyard and storage facility for San Francisco's Municipal Railway challenged the limits of both cut-and-cover and tunneling in loose soil. The project was...
Salvaging Streams
A public/private partnership between engineers and local agencies restored a suburban stream in Henrico County, Va., using bioengineering. Aided greatly by a volunteer workforce, the partnership...
Soil Bioengineering Takes Root
Soil bioengineering is an often misunderstood and maligned technology that has not always been given a fair trial. Moving away from reliance on hard structural solutions, engineers may...
Paradise Crossed
Hawaii's Interstate H-3 project is the winner of the 1998 Outstanding Civil Engineering Achievement Award. The highway, built to alleviate commuter congestion and to link...
Putting Wetlands to Work
Wetlands, whether natural or engineered, have enormous potential to clean up wastewater, but in the past, the public called on civil engineers to drain wetlands en masse as a public benefit....
Burrowing Beneath Bangkok
The $2.9 billion Bangkok subway project faces several daunting obstacles�soft soils, a high water table and Thailand's current economic upheaval. The Blue Line subway system...
Getting the GISt of Costs
Over the past five years, geographic information systems (GIS) have become powerful graphical database tools, useful to everyone from city planners to departments of transportation, from...
Rock Dam Revitalization
Sometimes restoring an area to a natural appearance requires a little artificial help. When the city of Longmont, Colo., began creating the St. Vrain Greenway, a park and recreation area...
Airport Facilities
Innovations for the Next Century
This proceedings,
Ocean Wave Measurement and Analysis
This proceedings,
Traffic and Transportation Studies
This proceedings,
Water Resources and the Urban Environment
This proceedings,
Water Resources and the Urban Environment-98
This proceedings,
Climate Control
The Wisconsin Department of Transportation (WisDOT) has created its own customized weather information system to improve efficiency in its winter road maintenance operations. Intended...
Cliffside Correction
Construction of a 10 km sewer collector in Valpara�so, Chile, came to a halt due to construction difficulties experienced during pipe jacking operations. Analysis revealed not only construction...
Step by Step
A small townhouse community in suburban Maryland experienced repeated flooding from a nearby stream, which had eroded as the community grew from rural to suburban. By involving the affected...
Stretching a Landfill
Landfill expansions can pose engineering challenges, and the Tullytown, Pa., landfill gives an example of a horizontal expansion that added 121 acres of future disposal space. The side-by-side...
Cable-Stay Conundrum
Wind- and rain-induced vibrations of cables on cable-stayed bridges are a relatively new phenomenon. While some observers report hearing about such vibrations ten or 12 years ago, typically...
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