New York: Water City
New York's waterfront (some 584 miles) is its most impressive natural resource and its biggest management headache. In Manhattan, changes in waterfront technology (container...

What Has the U.S. Gotten Out of the Space Program�
Since the time of its creation in 1958, the National Aeronautics and Space Administration has spent billions of dollars on space activities. What has the U.S. gotten out of these tremendous...

Cofferdams�Economical Flood Protection
Houston Lighting and Power Co. Sam Bertron Generating Station, located on the Houston Ship Channel, had suffered a drop in elevation of 7.5 ft since its construction in 1954. At such a...

Supertanker Fixed Berth in Open Ocean
The oil terminal offshore Tomakomai, Japan, is the world's first fixed dock in open ocean. It must withstand 150 mph typhoon winds. To minimize time, cost and danger of open...

Concrete Barge of First Totally Offshore LPG Facility
Some 20 miles off Java, below waters 95-ft to 135-ft deep, is the Ardjuna Field, from which oil and gas soon will be taken. The adjacent coastal land is marshy, so onshore storage would...

Floating Dry Dock Doubles as Launching Platform
Though usually constructed by shipyards, floating drydocks are civil engineering structures. Dry docks that float have one important advantage over their non-floating relatives�� they...

 

 

 

 

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