Case Studies

Stormwater, flood and civil projects approved across NSW councils.

Search Service:

Stuart steinle-davies 21/8/26 Stuart steinle-davies 21/8/26

Expert Witness & Custom OSD — Warehouse, Willoughby

Willoughby City Council · Industrial ·

Tight headroom, discharge and water quality targets unmet, and a matter heading to conciliation. A custom two-chamber tank and expert evidence settled it. Approved.

Stuart steinle-davies 21/8/26 Stuart steinle-davies 21/8/26

Stormwater & OSD on a heritage site — commercial building, Ku-ring-gai

Ku-ring-gai Ku-ring-gai Council · Commercial

A heritage cottage, a partially low-lying site and almost no headroom for a tank. The answer was two drainage systems rather than one. Approved.

Stuart steinle-davies 21/8/26 Stuart steinle-davies 21/8/26

Flood Risk Assessment — Commercial Shopfront, Northern Beaches

Northern Beaches Council · Commercial

The client wanted to lower the floor level on flood-affected land. Council's own flood controls contradicted each other. We had it resolved. Approved.

Stuart steinle-davies 20/8/26 Stuart steinle-davies 20/8/26

Change of Use — Stormwater, Flood & Public Domain, Inner West

Inner West Council · Change of use

Wall-to-wall boundaries with nowhere to run pipes, a basement surrounded by floodwater, and a driveway that had to become a footpath. Approved.

Disclaimer: Illustrative renders are AI-generated. Engineering outcomes and real details are described in the approved projects.