The Para?ba Do Sul Retrogradation and the Atafona Environmental Impact
This study is an attempt to explain the event which is presently occurring at the mouth of the Paraiba do Sul river and is causing a negative socio-economic impact on the Atafona population....

Recent Erosion in the Stable Ipanema-Leblon Beach in Rio De Janeiro
This paper presents the findings of a diagnostic study contracted by the City Hall of Rio de Janeiro, concerning beach erosion problems. It first reviews the problem and existing data....

The Estimation of Extreme Floods in Brazil
In Brazil, the design flood of a large dam is calculated using either the Probable Maximum Flood criteria or the 10,000-year Flood. Recently a Guidebook has been written to help Brazilian...

Lopez-Angostura Power Tunnel
The Lopez-Angostura Project is located on the Yaque del Norte River in the Dominican Republic near the City of Santiago. A 24 m high dam, a 3.6 km long power tunnel, a pit powerhouse with...

Geology Related Construction Problems at the Urugua-i Hydroelectric Project
The Urugua-i Hydroelectric Project in north-eastern Argentina consists of an 80 m high roller-compacted concrete dam, 4.4 km long lateral dike, 800 m long power tunnel, and a 120 MW powerhouse....

Yacyreta Hydroelectric Project Turbine Design
This paper provides general information about this major hydroelectric project on the Parana River on the border between Argentina and Paraguay in South America. In addition, some specific...

Coastlines of Brazil
These papers were presented at Coastal Zone '89 the Sixth Symposium on Coastal and Ocean management held in Charleston, South Carolina, July 11-14, 1989. This volume is a...

Roller Compacted Concrete II
This volume includes the papers presented at the 1988 ASCE Specialty Conference on Roller Compacted Concrete. Included in the proceedings are experiences of roller compacted concrete dam...

Hydro Development on the Huallaga River in Peru
The proposed Chaglla Hydroelectric Project, is located on the Huallaga River in Central Peru, about 300 km north east of Lima. The available gross head of 870 m and regulated flow of 58...

Vilavilani Hydroelectric Project
There is an urgent need to solve the water and energy shortages in the Department of Tacna, on the coast of Southern Peru. The Vilavilani Hydroelectric Project could solve some of the...

Studies of Fish Protection Methods at Hydroelectric Plants
Five largely untested but economical fish-protection systems were tested at sites throughout North America. The process of selecting laboratory and field test sites was completed at the...

Saco Dam?South America's First RCC Dam
Because of cost and a lack of suitable embankment materials, Saco Dam at Nova Olinda in Paraiba, Brazil, was redesigned and built with lean roller compacted concrete (RCC). The structure...

Roller Compacted Concrete Design for Urugua-I Dam
Gravity dam construction by the roller compacted concrete method (RCC) has received widespread interest following completion of Shimajigawa Dam in Japan (1981) and Willow Creek Dam in...

Terrestrial Trends for Building Technology in North America
This paper discusses new building technologies that will develop in the early 1990's to become significant technologies by the mid 1990's. The perspective is...

Infiltration Maintenance in Recharge Facilities of Orange County Water District
The Orange County Water District manages the Orange County ground water basin in western Orange County. In the first 25 years of operation, the District made exclusive use of the Santa...

The Management of Coastal Zone Resources in Panama
Since independence in 1903, Panama has constructed an interoceanic canal and oil pipeline, established a fishing fleet, built access roads to much of the Pacific shoreline, and developed...

A Regional Program on Coastal Monitoring and Management of Mangrove in Brazil
The results presented in this paper correspond to a synthesis of the evaluation of mangrove in the Brazilian coastal zone, based on calculations over radar imagery generated by RADAMBRASIL...

A Comparative Assessment of Coastal Area Management Initiatives in Latin America
This paper provides five criteria for comparing the nineteen coastal countries within Latin America in terms that are relevant to the management of coastal resources or environments. The...

Albemarle-Pamlico Sounds: Issues, Resources, and Management (abstract)
The Albemarle-Pamlico Sound complex, located in northeastern North Carolina, is the third largest estuarine complex in North America and the second largest in area in the United States....

Tsunamis on the Pacific Coast of the United States
The vulnerability of the Pacific coastal areas to tsunamis is examined. The effects of previous tsunamis generated off the west coast of the United States (local tsunamis) and of remote...

 

 

 

 

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