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Transmission Gully Motorway

Debris Flow & Shallow Landslide Protection - Transmission Gully Motorway 2021

Looking down towards a culvert

Debris Flow & Shallow Landslide Protection - Transmission Gully Motorway 2021

Side view of the barrier from the south

Debris Flow & Shallow Landslide Protection - Transmission Gully Motorway 2021

Side view of the barrier from the north

Debris Flow & Shallow Landslide Protection - Transmission Gully Motorway 2021

Looking up towards a storm water channel

Debris Flow & Shallow Landslide Protection - Transmission Gully Motorway 2021

System installed in narrow corridor below steep benches

Debris Flow & Shallow Landslide Protection - Transmission Gully Motorway 2021

View of the three-field system in front of a woody slope

Debris Flow & Shallow Landslide Protection - Transmission Gully Motorway 2021

View of one single-field system in front of a storm water channel

Debris Flow & Shallow Landslide Protection - Transmission Gully Motorway 2021

Looking up valley

 

Systems

 

System length

6 m - 15 m

 

Year of installation

2021

Initial situation

The Transmission Gully Motorway is a 27-kilometer-long, four-lane motorway to the north of Wellington, New Zealand. The northern section passes through a steep-sided valley with several drainage culverts orientated perpendicular to the road. A protection solution was required to moderate the risk of localized overflow in the event of a blocked channel.

Description

A series of short SL-100 Shallow landslide barriers above the culvert to protect the motorway against localized dynamic surges. A total of seven barriers were Installed, six single-field systems 6 meters wide and one three-field barrier 15 meters in length.

Customer

Wellington Gateway Partnership

Contractor

Protected object

Road

Corrosion protection

GEOBRUGG ULTRACOATING

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