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,...
Rehabilitation of the Packers Falls Bridge
The Packers Falls Bridge was constructed in 1912 and consists of a 42' (12.8m) single span, reinforced concrete arch structure. This bridge was constructed using a unique forming system...
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...
Damage Report from Seattle
The epicenter of the magnitude 6.8 earthquake that struck the Puget Sound region of Washington on February 28, 2001, was located 11 mi (18 km) northeast of Olympia and about 36 mi (58...
Under the Microscope
Forensic engineering is typically more complex than engineering design because it requires the integration of specialized knowledge of materials science, structural analysis and design,...
Selected Geotechnical papers of James K. Mitchell
Civil Engineering Classics
Sponsored by the Geo-Institute of ASCE. This collections contains 35 key papers by James K. Mitchell during his extraordinary career as a geotechnical...
Geotechnical Testing, Observation, and Documentation
A geotechnical report, field and laboratory testing, as well as observation and documentation are all integral parts of most geotechnical projects. A technician is usually dispatched to...
A GIS Model for Assessing the Impact of Increased Channel Discharges on Hydraulic Geometry
A GIS model is being developed that can be used to assess the impact of increased channel discharges on the hydraulic geometry of streams in the Powder River (structural) Basin in northeast...
International Boundary and Water Commission, United States and Mexico, United States Section
(Abstract Only) The International Boundary and Water Commission, United States and Mexico, is responsible for applying the boundary and water treaties between the United States and Mexico....
Turning with the Wind
A 125-m high tower built at the site of the Glasgow Science Center in the United Kingdom required some innovative design methods. To reduce the aerodynamic effects imposed on the slender...
Marketing Your Web Site
Most companies in the engineering and construction industry have had their own Web sites for some time. But experts warn that generating traffic from potential clients, job seekers and...
25 Technologies to Watch
While much hype exists over the concept of e-commerce, an expert in design and construction information technologies points out that there are many other technologies in the developmental...
Rebuilding America's Infrastructure
During the years immediately following World War II, the United States built the greatest infrastructure in the modern world. As we move into the 21st centruy, however, we find that this...
Planning Applications Constructed Wetlands for Wastewater Treatment or an Avian Habitat in the Desert?
The debate of wetlands constructed for wastewater treatment or biological habitat continues. How a desert site is planned to meet both challenges is presented....
A Constructed Wetland for Wastewater Treatment in the Coachella Valley, Indio, California
The Coachella Valley Wild Bird Center (CVWBC) proposed a wetland habitat site on 22 acres property in India, California, under lease from Valley Sanitary District. The District currently...
Adaptive Management for Atchafalaya Basin, LA Water Management Units
The Buffalo Cove Water Management Unit is a pilot unit in the Atchafalaya Basin that has been implemented as part of the Atchafalaya Basin Floodway System project. The pilot unit goals...
Gujarat (Kutch) India M7.7 earthquake of January 26, 2001 and Napa M5.2 earthquake of Sept. 3, 2000
Prepared by the Earthquake Investigation Committee of the Technical Council on Lifeline Earthquake Engineering of ASCE. This TCLEE Monograph describes...
Evaluation of the Trevipark Automated Parking System
Prepared by the Civil Engineering Innovative Technology Evaluation Center, a CERF innovation center serving the engineering and construction industries. ...
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