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Protection contre les chutes de pierres - Craster Quarry Car Park 2019

First small rock fall stopped only days after completion.

Protection contre les chutes de pierres - Craster Quarry Car Park 2019

The imposing west wall, showing recent rock fall.

Protection contre les chutes de pierres - 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.

Protection contre les chutes de pierres - Craster Quarry Car Park 2019

Change of direction after completion of the barrier.

Protection contre les chutes de pierres - Craster Quarry Car Park 2019

Attaching of the secondary mesh.

 

Systèmes

 

Longueur du système

167 m

 

Année d’installation

2019

Situation de départ

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.

Pays / Région

Royaume-Uni

Client

Northumberland County Council

Ingénierie

Daeargeo

Entrepreneur

Colin Jones (Rock Engineering) Ltd.

Objet protégé

Carrière / Mines, Infrastructure touristique

Protection anticorrosion

GEOBRUGG SUPERCOATING

Votre contact local

Saleh Feidi
 

Saleh Feidi

Regional Sales Manager California and Nevada

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Geobrugg North America, LLC,8921 Emperor Ave.,91775 San Gabriel, California / Etats-Unis Regional Sales Manager California and Nevada

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Bryant Jackson
 

Bryant Jackson

Regional Sales Manager Northeast

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Geobrugg North America, LLC,22 Centro Algodones,87001 Algadones / Etats-Unis Regional Sales Manager Northeast

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John Kalejta
 

John Kalejta

Regional Manager Rocky Mountains / Central USA

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Geobrugg North America, LLC,KS 67226 Wichita / Etats-Unis Regional Manager Rocky Mountains / Central USA

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Robert Long
 

Robert Long

Regional Sales Manager Southeast

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Geobrugg North America, LLC,24905 Winterberry LN,60585 Plainfield / Etats-Unis Regional Sales Manager Southeast

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Pierce Runnels, Civil Engineer
   

Pierce Runnels

Sales Director North America

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Geobrugg North America, LLC,22 Centro Algodones , Civil Engineer Sales Director North America

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Tim Shevlin
 

Tim Shevlin

Regional Sales Manager Pacific Northwest and Hawaii

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Geobrugg North America, LLC,2050 Timber St S,OR 97302 Salem / Etats-Unis Regional Sales Manager Pacific Northwest and Hawaii

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