Seismic Refraction Investigation to Depth to Bedrock, Sydney, NSW (Q4 2012).

  • Site View.
  • A Geode controlled by a laptop was used to control the paramaters of the survey.
  • A boat was used to lay out the hyrdophones and position the airgun shots.
  • The airgun being set for a shot.

GBG Australia undertook a Non-Destructive investigation to locate the depth to bedrock, Sydney, NSW. The purpose for the survey was to supply accurate information for furture development on site. Marine Seismic Refraction was performed using a airgun as the source with the hydrophones being placed at 2 meter seperations.

Figure 1: Site View.

Figure 2: A Geode controlled by a laptop was used to control the paramaters of the survey.

Figure 3: A boat was used to lay out the hyrdophones and position the airgun shots.

Figure 4: The airgun being set for a shot.