Offshore survey vessel above an illustrated deepwater seabed and subsurface
Offshore & deepwater·Integrated marine campaigns

Characterise before you commit.

ASAO coordinates deepwater bathymetry, seismic imaging and geotechnical investigation around the asset decisions that follow.

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Offshore campaign architecture

Acquire once.
Connect the evidence.

The offshore proposition is not simply more equipment. It is a clearer chain from seabed geometry, to subsurface interpretation, to physical samples and engineering decisions.

Deepwater Bathymetry

Model seabed form, slopes and regional topography around proposed assets and infrastructure corridors.

01
  • Macro-bathymetric mapping
  • Slope and terrain context
  • Regional seabed model
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2D / 3D Seismic

Image structural relationships, stratigraphic transitions and potential shallow hazards around the development area.

02
  • 2D / 3D acquisition support
  • Sub-bottom imaging
  • Interpretation and hazard screening
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Geotechnical Coring

Recover soil and rock evidence from locations selected against the interpreted geophysical model.

03
  • Wireline coring
  • Borehole logging
  • Targeted ground truth
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Integrated Delivery

Connect acquisition, testing and interpretation so the evidence remains traceable into engineering workflows.

04
  • Cross-discipline QC
  • Sample and data traceability
  • Engineering-ready outputs
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Deepwater bathymetric terrain model

Deepwater geometry

Understand the seabed before placing the asset above it.

Bathymetry provides the terrain context needed to understand slopes, relief and the broader physical setting of deepwater developments.

That context helps direct detailed seismic and geotechnical investigation toward the areas that matter most.

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Integrated offshore site investigation cross-section

Campaign integration

Reduce contractor boundaries before they become schedule boundaries.

Vessel days, mobilisation and weather windows are expensive constraints. A coordinated scope is designed so each acquisition phase informs the next.

Subsurface structure

Image the geometry engineering cannot see directly.

2D / 3D seismic and sub-bottom data help resolve stratigraphy, faults, transitions and potential shallow hazards around the development area.

The value increases when geotechnical locations are selected against the interpreted subsurface model rather than in isolation.

Seismic cross-section showing offshore subsurface structures
Geotechnical ground investigation showing borehole, CPT and core samples

Deep ground truth

Bring physical evidence back from the interpreted target.

Wireline coring, CPT and borehole investigation verify material properties at selected locations, turning geophysical interpretation into engineering evidence.

CoreRecover continuous material
LogTrace depth and formation context
TestCharacterise engineering behaviour

Offshore applications

Site investigation aligned to major asset decisions.

The campaign can be configured around the development question—foundation risk, route understanding, field expansion or early-stage site screening.

Field development

Build integrated ground evidence around subsea architecture, manifolds and production infrastructure.

Deepwater pipelines

Understand terrain, route conditions, shallow geology and targeted ground properties along subsea corridors.

Floating infrastructure

Support mooring, anchor and foundation decisions with combined geophysical and geotechnical evidence.

Offshore energy

Characterise sites and export corridors where foundations and cables depend on both geometry and ground behaviour.

Geohazard screening

Identify and investigate structural or shallow features that could affect siting, installation or long-term integrity.

Pre-FID investigation

Reduce uncertainty before final investment and detailed engineering decisions lock in the development concept.

Integrated engineering evidence illustration

Engineering-ready evidence

Connect the interpretation to the sample that verifies it.

The strongest deliverable is a traceable ground model where bathymetry, seismic interpretation, boreholes, samples and test results can be understood together.

That integration is the layer that turns acquisition into a decision tool.

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Offshore & deepwater

Build the investigation around the capital decision.

Share the asset, project stage, approximate water depth, geography and the uncertainty your engineering team needs to resolve.

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