Building a Bridge Within a Bridge
The City of Grand Rapids had to replace an aging bridge connecting vital commercial centers on opposite sides of Michigan's Grand River. The city's consultants...
A Demonstration Expert System to Aid in Assessing Groundwater Contaminating Potential by Organic Chemicals
An expert systems approach to evaluating mobility and degradation of organics in soil systems is compared to conventional programming techniques. An expert system has been developed in...
Building on Water
During the last century, innovations in concrete have paved the way for the evolution of marine concrete structures. Oakland's proposed Carnation Container Terminal is using...
James B. Francis and the Northern Canal
Lowell became America's first great industrial city because of the power of the Pawtucket Falls and the efforts of an amazing group of engineers, industrialists, and workers....
Technology and the Infrastructure Problem
Improvements in infrastructure services are modest, zero, or negative depending on the system examined. Using air transportation as an example, lack of improvement is attributed to constraints...
Stochastic Simulation of Streamflows
In order to provide a better method of generating synthetic streamflow data, a stochastic model of simulating long-term streamflows is developed. Basically, this method uses historical...
Achieving a Truly Accessible Urban Waterfront
In some states or regions public access to the shoreline can be mandated through a Commission created by Legislation, as in the San Francisco Bay. This situation, however, is not the norm....
Sonoma County: Success Story of California's Coastal Development
The Sea Ranch second home development, agricultural and timber land preservation, the need for better commercial fishing facilities, and recreational and visual access to the coast were...
Modern and Historic Mapping of Tidal Marshlands of San Francisco Bay, California
In this work, studies were made of two marshland sites shown on the old maps that presently remain subject to tidal action. For each site, historic maps dating from the 1850's were accurately...
Solving Channel Maintenance Problems at Reads Landing, MN
Dredging a sediment trap at the delta of the Chippewa River is being tested as a channel maintenance technique. It's designed to improve the Corps of Engineers predictive...
Alternative Upland Disposal Techniques for Dredged Material in Urban Areas
The project involves the dredging and disposal of 750,000 cubic yards of soft organic silts from a 32 mile long manmade Canal that tranverses through Central New Jersey and is known as...
Stochastic Analysis and Modeling Levels of a Land-Locked Lake for Resource Development
Lakes are valuable natural resources that can be tapped for recreational, agricultural and other extensive lake side developments. Natural variability of lake levels is an important factor...
Restoration
After the San Fernando earthquake of 1971, California's State Capitol Building was declared an earthquake hazard and vacated. It took the most extensive structural and architectural...
Rehabbing Historic Buildings
Historic buildings often require structural upgrading before the cosmetics of restoration can be applied. Two case studies are presented here. The Four Seasons Hotel in Seattle required...
Structural Lumber: An Overview of Research Needs
Structural performance of lumber is influenced by the processing steps from forest to final end-use and by the end-use environment. Research needs in processing include: 1) selection of...
Heavy Timber Structures and Bridges
Development and application of treated glued-laminated timber is a landmark event in structural engineering history. The inertia of this event has produced continued, rapid and dramatic...
Historic Preservation of Engineering Works
The preservation of historic industrial and transportation engineering works is examined. Preservation is reviewed in the context of history, and preservation through recording is explored....
Why Bother with Historic Preservation�
Two case histories are examined regarding old dams that were preserved because of their historic importance, as well as their practical use. One example concerns a dam that was exposed...
ASCE Guide to History and Heritage Programs 1979
City Recovery: Migration
To bring about the recovery of cities will require these steps: obsolete residential areas of the city must be transformed into neighborhoods attractive enough to lure people who work...
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