WESTMERE, AUCKLAND
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Requirement:
Re-establish culvert as a natural stream.
Challenges:
- Recreate a natural stream with storm water capabilities.
- Erosion and sediment caused by pipe removal.
- Restore natural stream life-cycle.
Challenges met:
- Rocks, boulders and branches added to replicate stream hydrology.
- Shape and line stream gullies with geotextile and stone.
- Replaced logs to create food supply.