United States
United States

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Rockfall Protection - Hurunui 2024

Looking East - attenuator with fixed posts

Rockfall Protection - Hurunui 2024

Looking East - attenuator with fixed posts

Rockfall Protection - Hurunui 2024

Looking West - attenuator support rope separation

Rockfall Protection - Hurunui 2024

Looking West - attenuator support rope separation

Rockfall Protection - Hurunui 2024

Looking West - attenuator with Hurunui river and State Highway 7 (SH7) in the background

Rockfall Protection - Hurunui 2024

Attenuator rockfall protection blends into the scenery

Rockfall Protection - Hurunui 2024

Fantail Bird liking its new playground - Geobrugg Systems work with nature

 

System length

100 m

 

Year of installation

2024

Initial situation

Frequent rockfall onto the Hurunui Bluff Road caused a hazard to the road users.

Description

A fixed post rockfall protection attenuator was installed to redirect and guide rocks down to the toe of the slope. The posts were spaced 15 - 20 metres and placed on the high spots. The drape length was 7 - 9 metres. A support rope separation was installed halfway along, and a bottom rope was installed to control tail kick out. The system was installed efficiently using an excavator drill and Knuckle boom.

Country/Region

New Zealand

Customer

Private

Contractor

Protected object

Road

Corrosion protection

GEOBRUGG ULTRACOATING

Your local contact

Kevin Coyle
 

Kevin Coyle

Regional Manager Northeast

Natural Hazards
Hydraulic Engineering
Geobrugg North America, LLC,3 Beaudet Terr,CT 06237 Columbia / United States Regional Manager Northeast

E-Mail

Saleh Feidi
 

Saleh Feidi

Natural Hazards
Hydraulic Engineering
Geobrugg North America, LLC,8921 Emperor Ave.,91775 San Gabriel, California / United States

E-Mail

John Kalejta
 

John Kalejta

Natural Hazards
Hydraulic Engineering
Geobrugg North America, LLC,KS 67226 Wichita / United States

E-Mail

Bob Lyne
 

Bob Lyne

Natural Hazards
Hydraulic Engineering
Geobrugg North America, LLC,8004 Windspray Drive,NC 27358 Summerfield / United States

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

Natural Hazards
Geobrugg North America, LLC,OR 97302 Salem / United States

E-Mail