? for Roofs (Available only in Structural Engineering special issue)
A roof replacement project at a hospital in Huntsville, TX, has to be compatible with the existing structure to meet insurance requirements and withstand the hot summers. The replacement...
Intelligent Transportation Education
The comprehensive traffic surveillance study for the New York State Thruway Authority (NYSTA) began in late September 1993. The project involved the study of available traffic management...
State of Delaware-Scour Evaluation Program
The Delaware Department of Transportation (DelDOT) is evaluating the potential for scour at bridges which have a National Bridge Inventory (NBI)-Item 113 Code Rating of 6 (scour susceptible)....
Upper Chehalis River Pollutant Capacity and Load Allocations
Dry season water quality was evaluated in the Upper Chehalis River in western Washington state, focusing on low dissolved oxygen (DO), and using the Total Maximum Daily Load (TMDL) process....
Analysis of Exceptional Meteorological Conditions on July and August in Conakry
Conakry is a zone that receives more precipitation than other countries in West Africa. Sometimes the quantity is more than 4,000 mm per year. Strong rainfalls are observed between July...
Canal Control and Automation for the Central District System
The Central Nebraska Public Power and Irrigation District system provides irrigation and hydropower benefits in south-central Nebraska. Because of its complexity, the system relies heavily...
Hydrodynamic Changes Associated with Navigation Traffic on the Upper Mississippi River System
Research has been conducted at the Illinois State Water Survey for the last five to seven years to collect field data from the Illinois and Mississippi Rivers to determine the extent and...
Improving the Speed of Double Lockages
The size of tug and barge combinations on the Upper Mississippi River and Illinois Waterway frequently exceed the dimensions of the lock chambers they must pass through. The locks on these...
Navigation Lock Improvements
All commercial barge traffic on the Upper Mississippi River and Illinois Waterway must pass through a system of locks designed and built in the 1930s and 40s. Many of the locks on these...
Applications of Advanced Technologies in Transportation Engineering
This proceedings,
Boston's Home Run
The $1.3 billion Ted Williams Tunnel, the first part of Boston's Central Artery/Third Harbor Tunnel Project to be completed, has been designated the Outstanding Civil Engineering...
HOV Fix on I-66
Construction has been under way since December 1993 on a project to widen and add a high occupancy vehicle lane on a 12 mi section of Interstate 66 from Route 50 to the City of Manassas...
Chicago's Micropile Debut
On a tight, urban site around Chicago's historic Orchestra Hall, engineers used high-capacity micropiles as an alternative to hand-dug caissons. On a $104 million project...
Nailing A Landslide (Available only in the Geo/Environmental Special Issue)
When mud flows in California threatened to stop traffic on a freeway and erode a street from below, Caltrans worked around the clock to stabilize the slope using soil nailing and shotcrete....
Rocky Mountain HOV
In 1988, Colorado DOT and the firm of Daniel, Mann, Johnson, & Mendenhall, Denver, the oversight consultant on the project, set out to bring the highway up-to-date and promote...
Down-to-Earth Terminal Design
From New England to the Pacific Northwest, airport terminals in the 1990s are being designed and built to meet foreseeable demand--with very little uncommitted space. The speculative nature...
Selecting Tower Cranes
Looming over the skyline like steel dinosaurs, tower cranes can look deceptively similar. But these beasts of burden are not a homogenous species, and selecting and positioning the right...
The Toll Road That Wouldn't Die
When government and business leaders scooped the first shovelfuls of earth from a field near Dulles International Airport on September 29, 1993, it marked the start of construction on...
Bart to the Future
Construction has reached the midway point on the $2.7 billion San Francisco Bay Area Rapid Transit District Extensions Program. The first three extensions, due to open in 1995, will expand...
What Price Congestion Management?
Congestion pricing--the idea that, when more people want to use a road, they should pay (or pay more) for the privilege--was dismissed in the 1950s and rejected in the 1970s in the U.S....
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