Balancing Act
The cable-stayed $69 million Glebe Island Bridge in Sydney was built using a combination of one rolling frame and one form traveler instead of a more orthodox two or four form traveler...

Concrete Change
The concrete industry has an array of options when it comes to recycling. Incorporating glass, chicken feathers, palm fronds, sludge, crushed computer casings or other recycled materials...

Deep Diagnosis (available only in Geoenvironmental Special Issue)
Contaminated sediments in the world's waterways present a variety of problems, both economic and environmental. The two basic problems are waterways which need maintenance...

Putting Polystyrene to Work
Geofoam, the generic name for block or low density cellular plastic foam solids used in geotechnical applications, has low density and good insulation properties, which makes it well suited...

Civil Engineering in the Asia Region
Asian Infrastructure, Sustainable Development and Project Management
This proceedings, Civil Engineering in the Asia Region: Asian Infrastructure, Sustainable Development and Project Management, contains papers...

Making the Grade
A new grade of high performance steel, HPS-70W, allows engineers to design tougher, lighter structures. The high performance weathering steel has a yield strength of 70 ksi, or 485 MPa....

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...

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...

Airport Facilities
Innovations for the Next Century
This proceedings, Airport Facilities: Innovations for the Next Century, contains papers presented at the 25th International Air Transportation...

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...

 

 

 

 

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