Under Pressure
The Arrowhead East and West contracts for the Inland Feeder water conveyance system being built in California consist of 51,500 ft (15,700 m) of tunnels that cross the San Andreas Fault...
For the Duration
The U.S. Army Corps of Engineers developed a new grouting method called duration grouting when constructing the foundations for the Portugues Dam in Ponce, Puerto Rico. The site is marked...
Downtown Goes Uptown in Stainless Steel
In an unusual urban planning endeavor, a business district in Houston upgraded infrastructure, and added stainless steel design elements to unify the area. About $11 million was raised...
Sky High
The increasing demand for personal communication services (PCS), such as digital cell phones and pagers, as well as digital television (DTV), has created new challenges for creating and...
Tornado Aftermath: Questioning the Tools (Available Structural Engineering Special Issue Only)
In May 1997, several tornadoes hit central Texas. The strongest of these killed 27 people and destroyed about 40 single-family houses on the outskirts of Jarrell, north of Austin. A post-storm...
A Turnaround for Hangar Design
As the military's airplanes get larger and budgets get tighter, building hangars becomes more of a challenge. But by giving conventional rectangular hangar shapes a 90 degree...
Building to Last
This proceedings,
Wind Loads and Anchor Bolt Design for Petrochemical Facilities
Current codes and standards do not address many of the structures found in the petrochemical industry. Therefore, many engineers and companies involved in the industry have independently...
John F. Kennedy Student Paper Competition and Specialty Seminar Summaries
This proceedings,
Water for a Changing Global Community
This six-volume collection contains the papers presented at the 27th Congress of the International Association of Hydraulic Research on Water for a Changing Global Community. The Proceedings...
Florida's Big Bellies
FPL designed and installed double reverse tapered poles, affectionately called big belly because the width gradually increases toward the middle and narrows at both ends. The poles replace...
Wind Endurance
Although property casualty insurance companies are interested in a building's resistance to intense winds, risk underwriters traditionally take into account few, if any, wind-performance...
Guide to the Use of the Wind Load Provisions of ASCE 7-95
The objective of the Guide to the Use of the Wind Load Provisions of ASCE 7-95 is to provide guidance in the use of the wind load provisions set forth in ASCE Standard 7-95. The Guide...
Structural Aerodynamics (Available only in
One of the most strikingly ambitious public buildings in France, county governmental headquarters in Marseille, achieves the status of world-class architecture largely through its structural...
Blasting Densifies Volcanic Debris (Available only in
The relatively new ground improvement technology of blast densification overcame soil problems posed by volcanic ash at Mount St. Helens National Volcanic Monument. In 1993 WSDOT began...
Depth-Averaged Boussinesq Equations Applied to Flow in a Converging Channel
Supereritical flow in a contracting channel is simulated by numerically solving the 2D depth-averaged Boussinesq equations using a fmite-difference model DASH (Molls and Chaudhry 1995,...
Genetic Algorithm Design of Piped Irrigation Systems
The design of piped irrigation systems is a complex matter. In its simplest form it involves the selection of the sizes of pipes and other hydraulic elements so as to ensure that the varying...
Experimental Uncertainty and Measurement Errors in Hydraulic Engineering
The Task Committee on Experimental Uncertainty and Measurement Errors was formed to provide information and guidance on current practices used for describing and quantifying measurement...
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...
Suspended-Solids Flux at a Shallow-Water Site in South San Francisco Bay, California
Time series measurements of current velocity and suspended solids-concentration (SSC) made during December 1993 and March 1994 at a shallow-water site in South San Francisco Bay were used...
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