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Slope Stability - Serra do Espigão 2017

Serra do Espigão in the Santa Catarina state - extremely high rock slope stabilized with SPIDER® System

Slope Stability - Serra do Espigão 2017

Overview of the construction site and it's complexity

Slope Stability - Serra do Espigão 2017

The whole slope was covered with nailed SPIDER® System minimizing, thanks to it's very open structure, visual impact

Slope Stability - Serra do Espigão 2017

The whole construction works required multi-stage approach, with some stiff retaining structure at the bottom of the slope

Slope Stability - Serra do Espigão 2017

This perspective shows the importance of the landscape protection along this very scenic BR 116 highway

 

Year of installation

2017

Initial situation

The BR 116 is an important road connecting South and North Brazil. At km 108, in the state of Santa Catarina, there is a stretch of a mountain range: high sandstone sections have conditioned instabilities of rock blocks since the road was built, with a sad history of accidents and interruptions of the road. In 2017, the concessionaire Arteris started the slope stabilization works to mitigate the risks to the highway.

Geology

The sandstone columns of the Pirambóia formation are based on extremely alterable lamitos. With the process of altering instabilities occur at these columns of a height up to 35 meters.

Description

30.000 m² of slopes with rockfall potential were stabilized with SPIDER® System.

Customer

Arteris S.A.

Contractor

SEEL Seviços Especiais de Engenharia Ltda.

Protected object

Road

Corrosion protection

GEOBRUGG SUPERCOATING

Engineering

Azambuja - Engenharia e Geotecnia Ltda.

Your local contact

Kevin H. Coyle
 

Kevin H. Coyle

Regional Manager Northeast

Natural Hazards
Hydraulic Engineering
Geobrugg North America, LLC,3 Beaudet Terr,Columbia CT 06237 / United States Regional Manager Northeast

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Saleh Feidi
 

Saleh Feidi

Regional Manager California

Natural Hazards
Hydraulic Engineering
Geobrugg North America, LLC,8921 Emperor Ave.,San Gabriel, California 91775 / United States Regional Manager California

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John Kalejta
 

John Kalejta

Regional Manager Central US

Natural Hazards
Hydraulic Engineering
Geobrugg North America, LLC,3215 67th Avenue Pl,Greeley CO 80634 / United States Regional Manager Central US

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Bob Lyne
 

Bob Lyne

Regional Manager Southeast

Natural Hazards
Hydraulic Engineering
Geobrugg North America, LLC,8004 Windspray Drive,Summerfield NC 27358 / United States Regional Manager Southeast

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Pierce Runnels, Civil Engineer
   

Pierce Runnels

General Manager Geobrugg North America

Natural Hazards
Geobrugg North America, LLC,22 Centro Algodones , Civil Engineer General Manager Geobrugg North America

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Tim Shevlin
 

Tim Shevlin

Sales Director

Natural Hazards
Geobrugg North America, LLC,Salem OR 97302 / United States Sales Director

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