INMAN RIVER STABILISATION

Project Category: Marine Infrastructure   

As the result of an extreme weather event in September 2016, the Inman River which runs through the southern part of Victor Harbor sustained extensive erosive which subsequently impacted on the integrity of the adjacent road network.

Neo were awarded the contract to restore 3 locations along the embankment engaging sheet piling and rock placement to stabilize the riverbank and negate any further erosion in the prone areas. The piling and reinstatement work had to cater for the collapsing main service corridor alignment to ensure all services were appropriately protected and fully operational during and after the rehabilitation works.

Neo, in consultation with the Geotechnical Engineer and Councils Engineers developed a methodology unique for the circumstances to ensure the objectives of the project were not compromised.

SCOPE OF WORKS:

• 190m of sheet piling in 3 locations • 40m of L Wall installation for road and footpath stabilisation

• 700T of large rock—riverbank works

• Silt curtain installations for erosion control

• Pavements & Asphalt for footpath

• Traffic Control

CONTRACT DETAILS:

• Duration: November 2017— April 2018

• Value: $850,000

• Client: City of Victor Harbor

• Superintendent: City of Victor Harbor