Seismic Design of Highway Bridges: Recommended Specifications
Under the AASHTO-sponsored National Cooperative Highway Research Program (NCHRP), a joint venture of the Applied Technology Council and the Multidisciplinary Center for Earthquake Engineering...

A Framework for Performance-Based Seismic Design
The following probabilistic framework for seismic performance assessment is presented as an effective foundation for the development of performance-based guidelines. It suggests a generic...

Effect of Column-to-Beam Strength Ratio on Seismic Performance of RC Moment Frames
Reinforced concrete (RC) moment frames are often used in building applications. During strong earthquake excitations, such buildings have been subject to soft-story or column sidesway...

New Developments in the Field of Seismic Isolation
This paper will concentrate onwhat likely, is the most significant of these issues: changes in the mechanical properties ofseismic isolation and energy dissipation hardware as they are...

Performance of Masonry in Disasters: Lessons Learned and Research Needs Identified
This presentation described in this extended abstract is one of several in a panel discussion entitled Enhanced Research in Masonry. The objectives of the presentation are to discuss the...

Seismic Analysis and Retrofit of the Amoskeag Bridges
In 1983 AASHTO first offered the design guide for seismic analysis of bridges, which ultimately became a permanent part of the AASHTO Bridge Design Manual in 1990. Prior to this time,...

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.,...

Holding Steady
The San Diego�Coronado Bay Bridge is an unmistakable landmark that frames the skyline of downtown San Diego, providing a vital link between the mainland and the Coronado peninsula. The...

Concrete Delivers
The latest addition to the skyline of Shanghai, China, is a strikingly slender all-concrete 62-story office tower. It is the city's tallest all-concrete building, achieving...

Evaluation Findings for Seismic Energy Products, L.P. Elastromeric Isolation Bearing
Prepared by the Highway Innovative Technology Evaluation Center (HITEC), a CERF Service Center. This report presents the results of a detailed evaluation...

Safeguarding Bixby Bridge
The two-lane arch bridge over Bixby Creek�in Big Sur, California�reflects the Art Deco style popular in the early 1930s, when the crossing was built. Its slender deck and arch ribs appear...

NAVSTAR Global Positioning System Surveying
Technical Engineering and Design Guides, as adapted from the U.S. Army Corps of Engineers, No. 28. This manual provides technical specifications and...

Socioeconomic Land Use and Travel Patterns in Amsterdam
The number of inhabitants in Amsterdam is influenced by various developments such as the move to the suburbs, foreign immigration on the growth of prosperity. Important factors for the...

Innovative Solutions to Improve the Transportation System in Los Angeles County
Providing bus and rail service to over one million boardings each day is not an easy task, yet it is accomplished each day in Los Angeles County (County). In fact, Los Angeles is one of...

Development of Transit Capacity and Quality of Service Manual
A study was conducted to develop updated principles, practices, and procedures for transit capacity and quality of service. Such a study focuses on developing a new Transit Capacity and...

Inside Job
River Mill Dam is a large Ambursen (buttress type) dam constructed in 1911 on the Clackamas River in Oregon. The preliminary and final design phase of the seismic upgrade project coincided...

Humboldt Beach and Dune Monitoring
Since 1881, the U.S. Army Corps of Engineers has maintained the entrance channel to Humboldt Bay on the Northern California Coast. This is accomplished through the annual dredging of approximately...

Technology in Support of Policy: The Sandag Regional Beach Monitoring Program
This paper describes a regional beach monitoring program conducted in San Diego County, California, by the San Diego Association of Governments (SANDAG). Initiated in 1996, the program...

Small Firms Check In
Civil Engineering surveyed small business owners and employees to provide baseline information about who these entrepreneurs are, how their...

Meeting the Staffing Challenge
Civil Engineering magazine's survey of small firms reveals that finding qualified employees is the greatest management challenge...

 

 

 

 

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