Marine Geophysical Surveys

Sub-bottom Profiler Survey, Taranak

Sub-bottom Profiler Survey, Taranaki

Sediment Thickness Survey, Te Kuiti Wastewater Treatment Plant

Sediment Thickness Survey, Te Kuiti Wastewater Treatment Plant

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

SBP Example.