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Proteção contra desprendimentos - Barrage de Cahora Bassa 2022

High-energy deflectors protect the access road to the dam from the risk of a major cliff fall

Proteção contra desprendimentos - Barrage de Cahora Bassa 2022

Installation of the deflectors is greatly facilitated by the use of SPIDER S4-130 nets, packaged in rolls and offering an unbeatable weight/resistance ratio

Proteção contra desprendimentos - Barrage de Cahora Bassa 2022

With its 7-meter posts, the upper part intercepts the falling blocks and brings them down to the “drape” part of the barrier - an effective system for high-frequency rockfall

 
 

Comprimento do sistema

231 m

 

Ano de instalação

2022

Situação inicial

The Cahora Bassa dam, on the Zambezi River, has a total storage capacity of 65 billion m³, making it the 4th largest artificial lake in Africa. Thanks to the 171-meter-high, 303-meter-long arch dam, its hydroelectric power station generates up to 2,075 MW, making it the 2nd most powerful in Africa. The spillways and the only access road to the plant are located below the cliff. Recurrent landslides have led the plant’s owner, Hidroelectrica de Cahora Bassa (HCB), to reinforce the cliff.

Descrição

We supplied five custom-built rockfall attenuator barriers rated at 5000 kJ, totaling 231 meters and covering a surface area of 6900 m². They are made of elements from our RXE-5000 rockfall barriers combined with SPIDER S4-130 mesh and have an interception height of 7 meters.

País / Região

Moçambique

Promotor

HIDROELECTRICA DE CAHORA BASSA

Empreteiro

HYDROGEOTECHNIQUE

Contratante

HYDROKARST

Objecto protegido

Estrada, Infra-estrutura

Proteção contra a corrosão

GEOBRUGG SUPERCOATING

O seu contacto local

Saleh Feidi
 

Saleh Feidi

Regional Manager California

Riscos naturais
Protecção contra impactos
Geobrugg North America, LLC,8921 Emperor Ave.,91775 San Gabriel, California / Estados Unidos Regional Manager California

E-mail

Bryant Jackson
 

Bryant Jackson

Regional Sales Manager Northeast

Riscos naturais
Protecção contra impactos
Geobrugg North America, LLC,22 Centro Algodones Regional Sales Manager Northeast

E-mail

John Kalejta
 

John Kalejta

Regional Manager Rocky Mountains / Central USA

Riscos naturais
Protecção contra impactos
Geobrugg North America, LLC,KS 67226 Wichita / Estados Unidos Regional Manager Rocky Mountains / Central USA

E-mail

Robert Long
 

Robert Long

Regional Sales Manager Southeast

Riscos naturais
Protecção contra impactos
Geobrugg North America, LLC,24905 Winterberry LN,60585 Plainfield / Estados Unidos Regional Sales Manager Southeast

E-mail

Pierce Runnels, Civil Engineer
   

Pierce Runnels

Sales Director North America

Riscos naturais
Geobrugg North America, LLC,22 Centro Algodones , Civil Engineer Sales Director North America

E-mail

Tim Shevlin
 

Tim Shevlin

Regional Sales Manager Pacific Northwest and Hawaii

Riscos naturais
Protecção contra impactos
Geobrugg North America, LLC,OR 97302 Salem / Estados Unidos Regional Sales Manager Pacific Northwest and Hawaii

E-mail