Evolution of Composite Floor Systems in the United States
Composite floor systems, which combine structural steel beams with a cast-in-place concrete slab, have grown in popularity in the U.S. during the past 40 years. In most early applications,...
Structural Lumber from Small-Diameter Western U.S. Softwood Trees
The purpose of this study was to determine the mechanical properties, and corresponding economic value, of dimension lumber produced from selected over-stocked forest stands of small-diameter...
Small-Diameter Round Timber Connections
An over stocking of trees having diameters less than 20 cm, as measured 1.52 m off the ground presents a major fire hazard to over 54 million acres of National Forest land. Improving the...
Composites Enhance Timber Bridges
Two relatively new technologies are available for reinforcing or strengthening timber bridges with fiber-reinforced polymers (FRPs). The first consists in reinforcing the tension side...
Native American Imprint
Following a design phase of more than four years, construction has finally begun on the Smithsonian Institution's National Museum of the American Indian, which will occupy...
Guidelines for Inspection and Monitoring of In-Service Penstocks
This volume provides a guide to information and engineering techniques for inspection and monitoring of in-service penstocks. This guide covers penstocks constructed of steel, concrete,...
Above Them All
The design for what would be the next world's tallest building relies on a 1,550 ft (472 m) high concrete core that will give occupants of the top floors of the building unimpeded...
New Bern Bypass
To alleviate congestion and offer tourists easier access to their destinations, the North Carolina Department of Transportation decided to reroute U.S. Route 17 out of the historic town...
Control of Wind Response of the Trump World Tower
The Trump World Tower is a luxury residential building located on 1st Ave. and 48th St. in New York City,...
Re-Creating the Rainbow Bridge
A team of American and Chinese experts constructed a pier-free arch bridge in China based only on a 12th century...
In Plain View
(Available only in Special Structural Issue) A structural engineer's work is typically hidden beneath layers of concrete and plaster, but the Pittsburgh Civic Center in the...
The Rationale for Above-Surface Facilities
The redevelopment of the U.S. Amundsen-Scott South Pole Station�currently in the beginning phases of construction�will include the largest and most ambitious example of an elevated station...
Structural Surgery
Structural engineers had to transform four existing buildings and two new buildings into a new non-profit center for Jewish history. The buildings were of varying ages and had different...
Covered Bridge Connection (Available in Structural Engineering Special Issue only)
A 145-year-old timber bridge in Downsville, New York, now rests on the longest glue-laminated wood beams ever produced in the United States. Six 53 m (174 ft) long chords were threaded...
Structural Engineering in the 21st Century
This proceedings,
Power Struggle
The Florida Light and Power Company could have replaced its deteriorating, H-shaped wooden power poles in the Tomoka River with exact duplicates, but they chose to use hybrid steel-and-concrete...
Exacting Renovation
In the heart of Greenwich Village a building that would typically be demolished given its current condition has been saved and restored with careful engineering and a precise demolition/construction...
On the Wild Side
Designers of today's roller coasters are constantly looking for new ways to exhilarate riders, from higher drops to tighter turns to launch mechanisms that exert more force...
Domesticating Steel
Residential contractors, nervous about fluctuations in lumber prices and quality, would welcome steel framing into the housing market if the necessary infrastructure were in place. Despite...
Wood Engineering in the 21st Century
Research Needs and Goals
These proceedings,
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