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Rockfall Protection - Port Chalmers 2021

View of slope protecting parking lot and road beneath it

Rockfall Protection - Port Chalmers 2021

Slope protecting Beach Street

Rockfall Protection - Port Chalmers 2021

The barrier already stopping falling rocks

Rockfall Protection - Port Chalmers 2021

View looking down the barrier

Rockfall Protection - Port Chalmers 2021

High tensile mesh protecting the port

Rockfall Protection - Port Chalmers 2021

The GBE-500A-R protecting the assets below

Rockfall Protection - Port Chalmers 2021

View from the upper barrier

Rockfall Protection - Port Chalmers 2021

Top-down allignment

 
 

System length

96 m

 

Year of installation

2021

Situation

The exposed Seacliff below Flagstaff Lookout was frequently releasing rocks and small debris slides towards Beach Street and the adjacent port. A temporary shipping container barrier was installed for protection but a permanent solution was required.

Description

A 4 metres high 96 metres long GBE-500A-R was installed to protect against the rockfall and debris hazard. A support rope separation halfway enabled split installation and easier maintenance. Several gap-fill kits were installed to provide cover in gullies and the fixed post system with no upslope ropes enabled the majority of the barrier to be constructed with an excavator, reducing the exposure and installation time. The mesh, posts and ropes were also powder-coated black to help the system blend into the natural environment.

Country/Region

New Zealand

Customer

Contractor

Groundfix

Protected object

Road

Corrosion protection

GEOBRUGG ULTRACOATING

Your local contact

René Müller
   

René Müller

Country Manager Western Switzerland

Natural Hazards
Hydraulic Engineering
Mining / Tunnels
Monitoring
Geobrugg AG,Industriestrasse 21,5200 Brugg / Switzerland Country Manager Western Switzerland

E-Mail

Olivia Sartorius
   

Olivia Sartorius

Project Manager Sales Eastern and Central Switzerland

Natural Hazards
Hydraulic Engineering
Mining / Tunnels
Monitoring
Geobrugg AG Project Manager Sales Eastern and Central Switzerland

E-Mail

Isacco Toffoletto
   

Isacco Toffoletto

Country Manager Southern Switzerland

Natural Hazards
Hydraulic Engineering
Mining / Tunnels
Monitoring
Geobrugg AG Ticino,Via Brusada 5,6933 Muzzano / Switzerland Country Manager Southern Switzerland

E-Mail