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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

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.

Country/Region

New Zealand

Customer

Wellington Gateway Partnership

Contractor

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