Supporting engineering and environmental mapping with:
In the image (Birdlings Flat), side scan sonar and single beam sonar have been combined with aerial photography to produce an hydrographic image which shows depths of water and seafloor characteristics.
- Ocean beach sewer outfalls at Dunedin and Waldronville
- Pre- and post- dredge surveys at Freshwater Basin, Milford Sound
- Surveys at Lakes Forsyth; Aviemore and Hawea
- Surveys at the Hurunui; Waiau; Rakaia; Waitaki; Avon; Kawarau and Taieri rivers
- Ocean beach surveys at Birdlings Flat and Taumutu
- Bridge inspection and pre-construction surveys: Waitaki River (Kurow); Kawarau River (Victoria and Kawarau Falls Bridges)
In the image (Birdlings Flat), side scan sonar and single beam sonar have been combined with aerial photography to produce an hydrographic image which shows depths of water and seafloor characteristics.