Cliff-Hanger
To create an arch bridge over a river gorge in Oregon without disturbing the canyon walls or floor below, engineers combined a segmental construction scheme with a temporary cable-stay...

Transporting Hong Kong
In response to a mobile, rapidly growing population, Hong Kong's Kowloon-Canton Railway Corporation is constructing West Rail, a HK$51.7 billion (U.S.$6.7 billion), 30.5 km...

Grouting Program Bridges New Building Loads over Unused Railroad Tunnel

Symptom-Based Reliability of Aging Infrastructure Systems
Ideally, aging infrastructure systems should be monitored for safety and repaired in case of need. Eventually, authors believe that symptom-based reliability will be useful for safety...

High-Tech Isolation
In the fast-paced world of telecommunications, the time to market is often the deciding factor in the success of an enterprise. With that thought in mind, AboveNet Communications, Inc.,...

Constructing Adjacent to Existing Infrastructure

Managing Infrastructure Assets

Phase II Evaluation Findings
The Segmental Concrete Channel Bridge System
Prepared by the Highway Innovative Technology Evaluation Center (HITEC), a CERF Innovation Center. This report represents the second component of the...

The Shape of Things to Come
High-performance steel (HPS) offers improved toughness and durability for bridge construction. This article presents several innovative concepts for HPS structural systems—including I-girders...

Protecting Your Work: Balancing the Competing Interests of Ownership
Your firm has invested days, months—perhaps even years—in its latest project. Your staff have poured their thoughts, ideas, and insights into the creation of a bridge, building, overpass,...

Casino Connection
New Jersey's $330-million, 2.2 mi (3.5 km) Atlantic City-Brigantine Connector will provide easy access to gambling casinos when it is completed in May 2001 and is one of the...

Fast-Track Funding
The South Carolina Department of Transportation has implemented one of the most innovative highway and bridge construction programs in the United States. With creative financing and contracting,...

Third World Markets: Anticipating the Risks
The market for construction in lesser-developed nations is estimated at $750 billion. Clearly, these nations represent an important emerging market for engineering and construction firms,...

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...

High-Performance Hybrid
The Nebraska Department of Roads is taking advantage of the new high-performance steel (HPS) to develop a modular, two-girder bridge that will employ standardized hybrid HPS components,...

AIR-21
The Aviation Investment and Reform Act for the 21st Century (AIR-21) spans a five year period, reauthorizing the Federal Aviation Administration and the Airport Improvement Program (AIP)....

The Final Connection
In 1969, New York City Transit (NYCT) began construction of a new subway to link Manhattan to east Queens. But funding issues prevented this 63rd Street Line from being completed as planned...

On the Cutting Edge
Smart materials, innovative monitoring systems and sensors, exotic tunnel-boring machines, and self-sustaining treatment systems are among the latest technology advancements that are helping...

Historical Sediment Budget Analysis of the Malibu Coastline
Sediment supply to the Malibu coastline has been continually decreasing since development began in the Santa Monica Mountains in the 1880's due to dam construction for irrigation and recreation,...

Making Way for Runways
New runway construction at major U.S. airports is not only about landing more airplanes, it's about moving communities, spanning or moving interstate highways, and hauling...

 

 

 

 

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