by David Taiaroa | Jun 17, 2026
A series of four culverts created a significant flow restriction in the system. In order to minimize flooding risk caused by the excess volume of storm water that cannot be conveyed, these culverts were removed, and the existing stream expanded into an open...
by David Taiaroa | Jun 17, 2026
Cost analysis of a stream daylighting project for a culverted, human-disturbed reach. The proposed design removes the culvert and restores the natural drainage pathway using a vegetated channel supported by geotextiles. The costing of the design includes mobilization...
by David Taiaroa | Jun 17, 2026
Cost estimation of widening a channel to approximately three times the original width over 200m as part of a flood mitigation plan.
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