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낙석방호시스템 - Craster Quarry Car Park 2019

First small rock fall stopped only days after completion.

낙석방호시스템 - Craster Quarry Car Park 2019

The imposing west wall, showing recent rock fall.

낙석방호시스템 - Craster Quarry Car Park 2019

Posts in place ready for pulling of ring net panels. Note the rope separation for a direction change from the west wall to the back wall of the quarry.

낙석방호시스템 - Craster Quarry Car Park 2019

Change of direction after completion of the barrier.

낙석방호시스템 - Craster Quarry Car Park 2019

Attaching of the secondary mesh.

 

Systems

 

System length

167 m

 

Year of installation

2019

Situation

The client planned to extend the current car park. It was identified that the new areas of the car park could be at risk of falling rocks from the quarry walls. The designer calculated that the energy of the falling blocks would require a 2 metres high 500 kJ rockfall barrier.

Description

We were approached by the client asking for advice on which would be the best barrier to use for this project.  After being presented the options he went for the RXE-500. This gave a good balance between cost, performance, and ease of installation in the expected ground conditions.

Colin Jones (Rock Engineering) were selected to install the barrier, on arriving at site it was rapidly ascertained that the ground conditions were not rock at surface as expected, but a several metres thick layer of made up ground.  Both the client and contractor were impressed with the speed we were able to mobilise to site. Within a few hours, we had a new plan in place for post bases and anchors using Geobrugg standard details enabling a rapid approval by the design engineer.

The barrier was built two weeks ahead of the schedule programmed by the contractor. They attributed this to the ease of installation combined with the clarity of the manuals along with the ease of support via telephone or site visits from Geobrugg engineers.

Customer

Northumberland County Council

Contractor

Colin Jones (Rock Engineering) Ltd.

Protected object

Mine / Quarry, Touristic infrastructure

Corrosion protection

GEOBRUGG SUPERCOATING

Engineering

Daeargeo

Other installed applications

터널, 광산

Your local contact

Kevin H. Coyle
 

Kevin H. Coyle

Regional Manager Northeast

자연 재해
유압 공학
Geobrugg North America, LLC,3 Beaudet Terr,Columbia CT 06237 / 미국 Regional Manager Northeast

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Saleh Feidi
 

Saleh Feidi

Regional Manager California

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유압 공학
Geobrugg North America, LLC,8921 Emperor Ave.,San Gabriel, California 91775 / 미국 Regional Manager California

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John Kalejta
 

John Kalejta

Regional Manager Central US

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유압 공학
Geobrugg North America, LLC,3215 67th Avenue Pl,Greeley CO 80634 / 미국 Regional Manager Central US

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Bob Lyne
 

Bob Lyne

Regional Manager Southeast

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유압 공학
Geobrugg North America, LLC,8004 Windspray Drive,Summerfield NC 27358 / 미국 Regional Manager Southeast

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Pierce Runnels, Civil Engineer
   

Pierce Runnels

General Manager Geobrugg North America

자연 재해
Geobrugg North America, LLC,22 Centro Algodones , Civil Engineer General Manager Geobrugg North America

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Tim Shevlin
 

Tim Shevlin

Sales Director

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Geobrugg North America, LLC,Salem OR 97302 / 미국 Sales Director

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