Typical surveys have included;
- Sediment thickness for dredging
- Sediment thickness for sand mining and exploration
- Geological structure for pipeline routes or proposed bridges / tunnels
- Mapping the extent of underwater basalt lava flows
- Location of pipelines on the seabed
Equipment includes:
- Sub-bottom profiler (SBP) (3.5kHz to 7kHz)
- Sidescan sonar
- Shallow seismic reflection (hydrophone streamer)
- Magnetic survey – Cesium vapor / overhauser techniques.
- Fugro-Omnistar DGPS positioning
ScanTec Ltd operate a 6m RIB in MSA survey and can mobilise anywhere in New Zealand. We are also able to mount equipment on your vessel.
SBP Example.

