Alaska's Last Link
Alaska's Seward Highway has been upgraded this past year. The last section of the highway dates back to the state's early mining days in the Kenai Peninsula,...
Wetland Wonder
Pinellas County and the Southwest Florida Water Management District's Surface Water Improvement and Management (SWIM) Department jointly retrofitted an urban drainage basin...
Bottoms Up
Placement of dredged material in an environmentally beneficial manner appears to be the trend for the future, considering the economics as well as the increased environmental consciousness...
Cementing the Future
One of the most devastating effects of the Loma Prieta Earthquake that rocked northern California on Oct. 17, 1989 was the collapse of the elevated Cypress Freeway (Interstate 880) in...
Bioremediation in the Highway Environment
Three Case Studies
Prepared by the Environmental Technology Evaluation Center (EvTEC) and the Highway Innovative Technology Evaluation Center (HITEC), CERF Service Centers. ...
Opportunities in Asia
An Assessment of Construction Trends, Needs, and Potential Collaborations
Prepared by Civil Engineering Research Foundation. This book presents findings of a 1996 technology assessment mission to East Asia that examined the...
Northumberland's Ice Breaker
Extending more than 12.8 km over treacherous waters, the new Northumberland Strait Crossing had to go a long way to finally join the last separate Canadian province to the mainland. Design...
Compensation Grouting
To minimize ground movement while tunneling a sewer 5 m below Toronto's Spadina subway line, engineers used special instrumentation, tunneling control and grouting to limit...
Stressing Masonry's Future
Post-tensioning techniques are expanding the possibilities for masonry in building and bridge construction. Two projects in Britain and the U.S. show the rewards of rethinking approaches...
Public Water in Private Hands
The nation's water utilities are becoming a battleground for control between private companies that want a share of the market and public employees who are bidding for their...
Putting On Your Safety Cap
Geomembranes are an important part of landfill cap design. However not all geomembrane liners are created equal, and it's best to know what a liner is made of before specifying...
On the Texas Fast Track
When Texans do something, they do it big, and they do it fast. So it comes as no surprise that the second largest sports facility in the U.S., Texas International Raceway, is currently...
Net Results
On any sort of cleanup, digging is expensive and intrusive, but when the cleanup involves unexploded artillery shells and other munitions, digging can also be dangerous. Understandably,...
Dam Engineers Go Over the Top
In the 1980s, dam engineers with the Lower Colorado River Authority worried that the Wirtz Dam, near Austin, Texas, would fail in the event of a maximum probable flood. They looked to...
Monumental Restorations
Modern nondestructive field surveys and state-of-the-art static dynamic monitoring systems provide important information for historical renovations while ensuring that the structure remains...
Risk Management at Wahleach Dam
In a first-of-its-kind application, engineers used risk analysis to make event-driven design decisions to evaluate dam safety improvements at Canada's Wahleach Dam in British...
Design/Build Goes Light
Full speed ahead: Those might well be the bywords of Baltimore's Central Light Rail Line extension, a trailblazing project believed to be the first in which the design/build...
Saving a Sinking City
A construction team repairing a bridge or expanding a hospital usually must work around the daily activities of the affected group of people. But for a construction project in Co-op City,...
Tunneling Against Time (Available only in the Geoenvironmental Special Issue)
The phenomenal growth of Las Vegas has prompted nearly $1 billion worth of water-supply projects. A $33 million tunnel scheme�a critical element of the new construction�is on pace. The...
Bulb-Tees Make More Efficient Long-Span Bridges
The bulb-tee girder has helped erect new bridges with fewer I-beams, and is also shown in studies to be a structurally efficient, cost-effective alternative for long-span bridges....
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