Best of Both Worlds
All around the Pacific Rim structural engineers are experimenting with concrete filled steel tubes as structural elements. The concrete filled tubes take advantage of the best properties...
Banking on Bioengineering
Geoenvironmental engineers have traditionally used riprap to protect streambanks and river banks from erosion. In recent years, however, river regulators, permitting agencies, and county...
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...
Isolating the Arts
The LG Kangnam Building in Seoul, Korea, is a multi-use, 140,000 sq m project, consisting of a 40 story, 183 m tall office tower, an adjacent 9-story acoustically base-isolated performing...
It's All in the Bracing
When the Massachusetts Bay Transportation Authority (MBTA) hired Weidlinger Associates Inc., Cambridge, Mass., to renovate the Aquarium Station stop along the subway system's...
Dam Breaching: The Rest of the Story
The U.S. Army Corps of Engineers is evaluating the possibility of breaching four dams on the lower Snake River to improve salmon migration. Because significant infrastructure modifications...
High Rise Express (Available in Structural Engineering Special Issue only)
A new column system developed by the Canam Manac Group in Montreal offers the expediency of steel construction with the economy of concrete. The system is made entirely of lightweight...
Hyogoken-Nanbu (Kobe) Earthquake of January 17, 1995
Lifeline Performance
Prepared by the Technical Council on Lifeline Earthquake Engineering of ASCE. On January 17, 1995, the Hyogoken-Nanbu earthquake struck the Kobe, Japan,...
Overcoming Barriers
Lifeline Seismic Improvement Programs
Prepared by the Technical Council on Lifeline Earthquake Engineering of ASCE. This TCLEE Monograph studies seven large lifeline organizations that...
Early Warning System
The Rock Hazard Rating System (RHRS) can help highway owners mitigate the risks of rock slope failure. This system helps owners determine which slopes are most hazardous and should be...
Yesterday's Data�Tomorrow
Before the advent of computer-aided design (CAD) and geographic information systems (GIS), keeping documentation for future usage was no problem. All an engineer had to do was make sure...
The New Perspective on I.T.
In the last few years engineering firms have stopped seeing information technology as a support system and started looking at it as an opportunity to create new series. Through Web sites,...
Site Seeing
Project-specific Web sites (called project extranets) are used to communicate project information in a fast, cost effective and efficient manner. These Web sites act as a project's...
Water, Water, Everywhere (Available in Geoenvironmental special issue only)
The discovery of extensive contamination just prior to construction of an underground library storage facility prompted engineers from the Minneapolis-based firms CNA Consulting Engineers...
Metal Building Systems: A New Look
The use of metal building systems in low-rise, non-residential construction under 150,000 square feet has grown from less than 50 percent in 1986 to almost 70 percent today. Such systems...
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...
Participatory Engineering: Community Involvement to Maximize Benefits of Infrastructure Improvement in Vietnam
(No paper) Participatory engineering deals with the processes which link communities to the technological interventions which affect them. Examples of sustainable linkages abound in many...
Watercourse Master Plans: Two Case Studies
(No paper) The State of Arizona recently established statutes (ARS 48-3609.01) that enable local flood control districts to identify sensitive watercourses for floodplain management. The...
A Statewide Economic Optimization Model for California II: Model and Results
(No paper) Traditionally simulation models have been used for multi-reservoir operation studies. More recently deterministic optimization models have been used to identify promising alternatives...
City of Phoenix Water System Water Plan: Beyond the Year 2000
(No paper) System demands with the City of Phoenix water system are accommodated by utilization of water supplied from several different sources distributed through an interconnected system....
Return to search