Rebuilding a Railroad Bridge
The Peck Movable Bridge and Bridgeport Viaduct is a four-track crossing in Connecticut that serves three rail lines. The 1904 bridge had deteriorated, causing a kink that forced trains...

Bridging Substance with Style
Engineers used an elegant form to come up with a functional solution when designing the new Damen Avenue Arch in Chicago. Two steel ribs, created using heat induction bending, closely...

Cable Access
By moving the expansion joints off the main, cable-stayed span and creating innovative cable connections and tower configurations, Parsons Brinckerhoff Quade & Douglas Inc. (PB)...

Cap of Concrete
The roof of a new $84 million arena in New Orleans was built using techniques usually seen in tied-arch concrete bridges. The concrete components of the roof carry the large compression...

Suspension Bridges Unplugged
The `coupling effect' between the flexible, suspended superstructure and the very stiff cable anchorage in suspension bridges can produce large motions during strong earthquakes....

Forging Ahead
More than a dozen bridges in the United States have been built using HPS 70W grade steel, which has a yield strength of 485 MPa (70 ksi) but superior toughness compared to conventional...

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...

Substructures Stack Up (Available in Structural Engineering Special Issue only)
As part of a 1997 research project sponsored by the Texas Department of Transportation and the Federal Highway Administration, the University of Texas at Austin Center for Transportation...

Structural Engineering in the 21st Century
This proceedings, Structural Engineering in the 21st Century, contains papers presented at the 1999 New Orleans Structures Congress held on...

Sizing Up Seismic Bearings
Today in the U.S., there are two general technologies available to protect new and existing bridges from the damaging effects of earthquakes. One type, seismic isolation bearings, provide...

Keeping a Low Profile
The Admiral Clarey Bridge in Pearl Harbor, Hawaii, combines fixed and floating bridge elements to span more than 4,500 ft (1,372 m) while hovering just above the harbor waters. The bridge,...

Bridge Safety and Reliability
Sponsored by the Structural Engineering Institute of ASCE. This report covers a wide range of applications of modern structural safety and reliability...

Stream Stability and Scour at Highway Bridges
Compendium of Stream Stability and Scour Papers Presented at Conferences Sponsored by the Water Resources Engineering (Hydraulics) Division of the American Society of Civil Engineers
Sponsored by the Water Resources Engineering (Hydraulics) Division of ASCE. This collection contains 75 papers and 321 abstracts presented at conferences...

The Arch Bridge Mystery
For some years, concrete from the Manayunk Bridge�a long-idle, spandrel-arch railroad bridge in Philadelphia�had been spalling toward the streets and river below. While a system of nets...

Back from the Brink
The Cape Hatteras Lighthouse, the tallest brick lighthouse in the United States, has been moved to prevent it from toppling into the sea as a result of coastal erosion. Engineers from...

Construction Control for Earth and Rockfill Dams
Technical Engineering and Design Guides, as adapted from the U.S. Army Corps of Engineers, No. 27 This manual provides critical guidance for constructors...

Advances in Composite Materials and Mechanics
Recent advances in the development and use of composite materials have renewed interest in the applications of engineering mechanics in this growing field. This proceedings provides a...

Seattle Solutions
Many of Seattle's most important bridges are vulnerable to serious damage if a much-anticipated big earthquake hits. A city-wide study designated lifeline structures for retrofitting,...

Advancing Composites (Available in Structural Engineering Special Section only)
Advanced composites, particularly fiber-reinforced polymers, have received considerable attention from bridge owners over the last few years, as cost-effective, durable alternatives to...

Calendar: Bridges 2000 Calendar
Featured bridges are: Mill Creek Park Suspension Bridge (OH); Coos Bay (McCullough Memorial) Bridge (OR); Gothic Arch (NY); Bidwell Bar Suspension Bridge (CA); Plaza de Espana (Spain);...

 

 

 

 

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