This project utilised recycled highway stumps and pins in combination with rock-fillets to stabilise and expand intertidal foreshore against boat wash and wind waves. The project also removed exotic weeds to improve the health of saltmarsh community.
Mangroves
Method: Hybrid, Rehabilitation
Mangrove species: Avicennia marina
Hybrid structure: Rock fillets, Offshore structure - wood (timber pins)
Hybrid structure height (m): 1m (rock fillets), 2m (timber pins)
Hybrid structure width (m): 2m (rock fillets)
Hybrid structure length (m): Rock-fillets: root wads every 5 m, timber pin every 1 m, key rock-fillet into bank 0.5 m
Approach
Mangroves
Geographic context
Estuary
Organisation responsible
Kempsey Shire Council
Primary objective
Coastal protection
Coastal hazard
Erosion
Asset vulnerable
Agricultural
Length of coastline targeted (m)
290
Date of completion
2017
Source of project funding
State
Project approvals needed
State
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