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Rockfall Protection - Valley of Tempe 2010

Overview of the construction site showing the importance for the protection measures

Rockfall Protection - Valley of Tempe 2010

Fatal accident in the Valley of Tempe, main trigger for the further installed measures

Rockfall Protection - Valley of Tempe 2010

Another rockfall accident in the Valley of Tempe

Rockfall Protection - Valley of Tempe 2010

SPIDER®-System installation on the rockface directly next to the road

Rockfall Protection - Valley of Tempe 2010

SPIDER®-System installation on the rockface directly next to the road. Rockface is actively stabilized

Rockfall Protection - Valley of Tempe 2010

Road protected with RX-300 rockfall barrier (for 3000 kJ) and below road destroyed by rockfall

Rockfall Protection - Valley of Tempe 2010

Road protected with RX-300 rockfall barrier (for 3000 kJ) - below visible road reconstruction works

Rockfall Protection - Valley of Tempe 2010

RX-300 rockfall barrier (for 3000 kJ) installation works

Rockfall Protection - Valley of Tempe 2010

Road view just after all works implementation

 

System length

50 m - 300 m

 

Year of installation

2010

Initial situation

Témpi (also Tembi / Tembe / Τέμπη) Valley is the last remaining bottleneck along the Athens - Thessaloniki Motorway.  20,000 cars  pass by the eight kilometer long gorge each day. After two consecutive fatal rockfall events, the Agean Motorway SA closed the road in agreement with the ministry of street.

Description

Olympia Joint Venture signed a contract with Geobrugg to execute emergency rockfall mitigation measures with the aim to re-open the road for two weeks during Easter time. The remaing part of the work was to be completed by the end of May 2010.  In order to meet the deadline, 30 workers, six boomlifts, two truck cranes, six compressors and a helicopter were necessary.

Dangerous rock slopes were actively stabilized using TECCO® SYSTEM³ and SPIDER®.  A series of rockfall barriers were installed along the road.

Customer

Olympia Joint Venture (Aktor – Hochtief)

Contractor

Olympia Joint Venture (Aktor - Hochtief)

Protected object

Road

Corrosion protection

Galvanized, GEOBRUGG SUPERCOATING

Engineering

Omikron Kappa Consulting S.A.

Other participating companies

Crestageo AG, Geobrugg Italia Srl, Geobrugg Ibérica & Morocco S.A.U.

Your local contact

Roger Moor
   

Roger Moor

Country Manager Ost- und Zentralschweiz, Liechtenstein

Natural Hazards
Hydraulic Engineering
Mining / Tunnels
Geobrugg AG,Aachstrasse 11,8590 Romanshorn / Switzerland Country Manager Ost- und Zentralschweiz, Liechtenstein

E-Mail

René Müller
   

René Müller

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

Natural Hazards
Hydraulic Engineering
Mining / Tunnels
Geobrugg AG,Industriestrasse 21,5200 Brugg / Switzerland Country Manager Kantone AG BE BL BS FR GE JU NE SO VD VS

E-Mail

Alexander Bittendorfer
   

Alexander Bittendorfer

Project Manager Inspection Services

Natural Hazards
Geobrugg AG,Aachstrasse 11,8590 Romanshorn / Switzerland Project Manager Inspection Services

E-Mail

Isacco Toffoletto
   

Isacco Toffoletto

Ticino Country Manager

Natural Hazards
Hydraulic Engineering
Mining / Tunnels
Geobrugg AG Ticino,Stabile Cometal, via Pizzante 7,6595 Riazzino / Switzerland Ticino Country Manager

E-Mail