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San Francisco Tunnel Los Bronces Access Protection

 - San Francisco Tunnel Los Bronces Access Protection 2018

South Portal, Line 1 (60 m SL150)

 - San Francisco Tunnel Los Bronces Access Protection 2018

Engineering study

 - San Francisco Tunnel Los Bronces Access Protection 2018

General view, South Sector

 - San Francisco Tunnel Los Bronces Access Protection 2018

South Portal Line (60 m SL150)

 - San Francisco Tunnel Los Bronces Access Protection 2018

South Portal line 2 (114 m SL150)

 - San Francisco Tunnel Los Bronces Access Protection 2018

Work in progress, South Portal line 1

 - San Francisco Tunnel Los Bronces Access Protection 2018

Work in progress, South Portal line 2

 - San Francisco Tunnel Los Bronces Access Protection 2018

General view, north sector

 - San Francisco Tunnel Los Bronces Access Protection 2018

First works North Portal

 - San Francisco Tunnel Los Bronces Access Protection 2018

Work in progress, North Portal

 - San Francisco Tunnel Los Bronces Access Protection 2018

North Portal barrier (66 m, SL150)

 

システム

 

システム延長

- 240 m

 

設置年

2018

状況

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.

説明

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.

顧客名

Anglo American - Los Bronces

落札者

Pucará

保護対象

鉱山/採石場, インフラ, その他

腐食防止

ジェオブルッグ スーパーコーティング

エンジニアリング

Geotest

その他設置済み工法

鉱山および採石場

担当者の連絡先

Roger Moor
   

Roger Moor

Country Manager Ost- und Zentralschweiz, Liechtenstein

自然災害防護
Hydraulic Engineering
鉱山/トンネル
Geobrugg AG,Aachstrasse 11,8590 Romanshorn / スイス Country Manager Ost- und Zentralschweiz, Liechtenstein

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René Müller
   

René Müller

Country Manager Kantone AG BE BL BS FR GE JU NE SO VD VS

自然災害防護
Hydraulic Engineering
鉱山/トンネル
Geobrugg AG,Industriestrasse 21,5200 Brugg / スイス Country Manager Kantone AG BE BL BS FR GE JU NE SO VD VS

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Alexander Bittendorfer
   

Alexander Bittendorfer

Project Manager Inspection Services

自然災害防護
Geobrugg AG,Aachstrasse 11,8590 Romanshorn / スイス Project Manager Inspection Services

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Isacco Toffoletto
   

Isacco Toffoletto

Ticino Country Manager

自然災害防護
Hydraulic Engineering
鉱山/トンネル
Geobrugg AG Ticino,Stabile Cometal, via Pizzante 7,6595 Riazzino / スイス Ticino Country Manager

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