Charlotte Harbor Beach Nourishment
The project consisted of dredging approximately 300,000 cubic yards (229, 380 cubic meters) of material, utilizing a seagoing hopper dredge, from the entrance channel of Charlotte Harbor,...

Offshore Dredging - Is it still Cost Effective for Beach Restoration?
Offshore dredging has been the source of sand for beach restoration in southeast Florida since Broward County constructed the first project in Pompano Beach in 1970. However, with increasing...

Engineering for Beach Restoration Dredging
Beach restoration utilizing offshore dredging has proven to be the most economical way to restore beaches in Florida. There have been over a dozen projects constructed using this method...

Upland Disposal of Dredged Material at Liberty State Park
The development of a State Park along the waterfront of Jersey City, New Jersey, immediately to the west of the Statue of Liberty National Monument, required the reshaping of the existing...

Sediment Recycling for Beach Nourishment, Sandy Hook, N.J.
Maintenance dredging of Ambrose and Sandy Hook Navigation Channels provided acceptable sand for nourishment of the critical zone at Sandy Hook, Gateway National Recreation Area, to protect...

Flow and Scour Patterns around Gabion Structures
There is a need for simple, inexpensive and effective means for streambank protection and fish habitat enhancement. Initial results are presented of laboratory research on the performance...

Movable-Bed Model Investigation of Littoral Drift on the Intake and Outlet of Lin-Kou Power Plant (I)
The establishment and operation of a distorted movable-bed model of the cooling water intake and outlet is described. The model employed is a three-dimensional movable-bed Froude model...

EPA's New Land Disposal Rules�A Closer Look
Despite some initial enthusiasm for the new EPA regulations on land disposal of hazardous waste, many critics are now expressing concern for the long-term environmental impact. The dependence...

Coastal Structures '83
The objective of the conference Coastal Structures '83 was to develop in-depth discussion of the state-of-the-art and future needs concerning coastal structures. Design, construction,...

Design of Port and Coastal Structures for Ice Forces
Design of ice-affected port and coastal structures cannot be addressed in a few single specific terms, but must instead account for a matrix of elements differing at each site. Evaluation...

EPA's Nationwide Urban Runoff Program Designed to Produce Useful Results
EPA's Nationwide Urban Runoff Program (NURP) is composed of 28 projects which are obtaining data on the significance and control of urban runoff to aid federal, state, and...

Failure of the Breakwater at Port Sines, Portugal
The objectives of the Port Sines Investigation Panel were to collect perishable data on and to identify causes of the failure on February 26, 1978, of the rubble mound breakwater at Port...

Behind the Sines, Protugal Breakwater Failure
This article highlights a report on the possible causes of failure of the massive, $178 million breakwater at Sines, Portugal. This was the largest breakwater of its kind in the world....

Risk Analysis: Is EPA Changing the Rules?
Recent actions by EPA seem to indicate a departure from past practices in health risk assessment. In the past, findings that a substance is an animal carcinogen have usually led to regulatory...

Barrier Islands: Should Engineers Interfere with Nature�
The pros and cons of barrier island development and protection are explored. Most coastal professionals think that pristine barrier islands probably ought not to be developed except under...

Industry Challenges EPA on Whether Certain Wastes are Hazardous or Not
Before the U.S. can clean up its hazardous wastes, it must first decide which wastes are hazardous, which not. The case histories presented here show that this decision is not always easy...

Will EPA'S Nationwide Urban Runoff Study Achieve Useful Results�
Approximately 30 studies are now underway across the United States as part of the Nationwide Urban Runoff program (NURP) to evaluate the water quality significance of stormwater drainage...

Design of Water Intake Structures for Fish Protection
This publication presents the results of a study on available technical information on the characteristics of water intake structures designed to eliminate or reduce damage to fish. Biological...

Marketplace Solutions to Air Pollution
EPA is promoting new approaches to achieve clean air standards: bubbling, offsetting, banking and emission fees. The programs are flexible, encouraging industry to find the cheapest, most...

Design and Construction of Long-Span Metal Culverts
Long-span metal culverts are built of corrugated-metal plates bolted together. They have spans exceeding 15 ft. Principal applications include use as drainage structures, grade separations,...

 

 

 

 

Return to search