Rapid Redecking
A contractor replaced nearly 7,000 m� of steel grid roadway deck filled with microsilica concrete on the Canadian crossing of the Thousand Islands bridge system more than one year ahead...
Scaffolding�What Can We Do? (Available only in Structural Engineering Special Issue)
Simpson Gumpertz & Heger Inc. investigated a construction site scaffolding collapse at a West Coast hotel which permanently injured three workers. The engineering investigation...
Hydrographic Surveying
This manual establishes criteria and presents policy and guidance for performing hydrographic surveying in support of planning, engineering and design, construction, operation, maintenance,...
Hovering Over the Harbor
The $600 million extension to the Hong Kong Convention and Exhibition Center features a highly sculpted roof inspired by the uplifting image of seabirds in flight, as well as a 300-ft-long...
A Museum for the Heavens
Replacing a icon such as the Hayden Planetarium's thin-shelled concrete dome is not the most desirable assignment. But the design team for the new Frederick Phineas and Sandra...
Smokestack Rescue
The site of an abandoned cement plant was transformed, via rehabilitation and new construction, into a $56 million retail and entertainment complex. The most prominent visual landmarks...
Site Safety: Rights, Risks, and Responsibilities
Construction site accidents are all-too-common occurrences that claim lives and cause numerous injuries every year. For accidents that result from unsafe conditions on the site, the question...
Future Fire Codes
Performance-based fire codes are a trend worldwide. The idea is to get away from prescriptive, cook-book codes that dictate design. Performance based codes should be more rational and...
Construction Robots
The Search for New Building Technology in Japan
This book presents Japan's achievements in the development and application of over 100 construction robots and five automated systems. The Japanese have progressed far beyond...
Keeping Tabs on Two Tunnels (available in Geoenvironmental Special Issue only)
Engineers devised a unique liquid level monitoring system to check vertical movements in 90-year old twin subway tunnels. Construction for the Boston Central Artery/Tunnel project requires...
Site Investigations: A Guide (available in Geoenvironmental Special Issue only)
A geotechnical engineer looks at the evolution of reports on subsurface conditions, the most uncertain portion of construction. Most of the cost and risk of construction occurs beneath...
Automatic Savings
Long-term operations and maintenance (O&M) costs of environmental remediation systems often dwarf engineering and remedial construction costs, but they don's have...
Nothing Wasted
Anoxic gas flotation (AGF), a patented system for anaerobic digestion of organic slurry waste, can recover as much as 85% of the phosphorus and 23% of the nitrogen in slurry waste, while...
Airport Facilities
Innovations for the Next Century
This proceedings,
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...
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...
New Spin on Bid Sets
The U.S. Army Corps of Engineers' electronic bid set (EBS) system involves putting drawings and documents on CDs to save time, money, and effort. For example, the Corps typically...
Preparing for Pier A
Earthquakes, oil wells, contamination and unstable soil were among the challenges engineers faced as they prepared a site at California's port of Long Beach for the Pier A...
Express Design
Milwaukee's high-stakes effort to win its share of the lucrative convention market hinges on its new Midwest Express Center, a 670,000-sq-ft exhibition and convention complex....
Shake It Up (Available in Structural Engineering Special Issue Only)
The California Department of Transportation (CALTRANS) has used structural lightweight concrete for more than 45 years in bridges across the state. Lightweight concrete�made with aggregates...
Return to search