Statele Unite
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San Francisco Tunnel Los Bronces Access Protection

Protecţia împotriva torenţilor şi a alunecărilor superficiale - San Francisco Tunnel Los Bronces Access Protection 2018

South Portal, Line 1 (60 m SL150)

Protecţia împotriva torenţilor şi a alunecărilor superficiale - San Francisco Tunnel Los Bronces Access Protection 2018

Engineering study

Protecţia împotriva torenţilor şi a alunecărilor superficiale - San Francisco Tunnel Los Bronces Access Protection 2018

General view, South Sector

Protecţia împotriva torenţilor şi a alunecărilor superficiale - San Francisco Tunnel Los Bronces Access Protection 2018

South Portal Line (60 m SL150)

Protecţia împotriva torenţilor şi a alunecărilor superficiale - San Francisco Tunnel Los Bronces Access Protection 2018

South Portal line 2 (114 m SL150)

Protecţia împotriva torenţilor şi a alunecărilor superficiale - San Francisco Tunnel Los Bronces Access Protection 2018

Work in progress, South Portal line 1

Protecţia împotriva torenţilor şi a alunecărilor superficiale - San Francisco Tunnel Los Bronces Access Protection 2018

Work in progress, South Portal line 2

Protecţia împotriva torenţilor şi a alunecărilor superficiale - San Francisco Tunnel Los Bronces Access Protection 2018

General view, north sector

Protecţia împotriva torenţilor şi a alunecărilor superficiale - San Francisco Tunnel Los Bronces Access Protection 2018

First works North Portal

Protecţia împotriva torenţilor şi a alunecărilor superficiale - San Francisco Tunnel Los Bronces Access Protection 2018

Work in progress, North Portal

Protecţia împotriva torenţilor şi a alunecărilor superficiale - San Francisco Tunnel Los Bronces Access Protection 2018

North Portal barrier (66 m, SL150)

 

Sisteme

 

Lungime sistem

- 240 m

 

Anul instalării

2018

Situația inițială

The San Francisco River is one of the main tributaries of the Mapocho River that crosses the city of Santiago. This river originates and passes the surroundings of the mining site Los Bronces de Anglo American, located in the middle of the Andes Mountain Range. Within its route, the river crosses a tunnel that makes a bypass through the old tailings pond of the mining site.

In summer, this sector is prone to rainfall, producing landslides that block the entrance and exit portals of the tunnel, affecting the riverbed and generating a significant environmental impact when it comes into contact with the tailings pond material.

Descriere

To protect the portals, a long-term plan has been designed. It begins with mitigation works for the landslides that occurred in the vicinity of the portal. For this purpose, an engineering project was initially developed to model the water flows in the streams and then implement a solution with multiple shallow landslide barriers protecting both portals of the tunnel. The barriers will avoid future environmental impacts due to the diversion of the river waters.

Client

Anglo American - Los Bronces

Antreprenor

Pucará

Obiect protejat

Carieră / Mina, Infrastructură, Altele

Protecţie împotriva coroziunii

GEOBRUGG SUPERCOATING

Tehnologie

Geotest

Alte aplicaţii instalate

Minerit / Tuneluri

Contactul dvs. local

Kevin H. Coyle
 

Kevin H. Coyle

Regional Manager Northeast

Natural Hazards
Inginerie hidraulică
Geobrugg North America, LLC,3 Beaudet Terr,Columbia CT 06237 / Statele Unite Regional Manager Northeast

E-mail

Saleh Feidi
 

Saleh Feidi

Regional Manager California

Natural Hazards
Inginerie hidraulică
Geobrugg North America, LLC,8921 Emperor Ave.,San Gabriel, California 91775 / Statele Unite Regional Manager California

E-mail

John Kalejta
 

John Kalejta

Regional Manager Central US

Natural Hazards
Inginerie hidraulică
Geobrugg North America, LLC,3215 67th Avenue Pl,Greeley CO 80634 / Statele Unite Regional Manager Central US

E-mail

Bob Lyne
 

Bob Lyne

Regional Manager Southeast

Natural Hazards
Inginerie hidraulică
Geobrugg North America, LLC,8004 Windspray Drive,Summerfield NC 27358 / Statele Unite Regional Manager Southeast

E-mail

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

E-mail

Tim Shevlin
 

Tim Shevlin

Sales Director

Natural Hazards
Geobrugg North America, LLC,Salem OR 97302 / Statele Unite Sales Director

E-mail