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SUBSEA MARINE

SURVEY SERVICES

A comprehensive suite of geophysical, geotechnical, seismic, and bathymetric survey capabilities to support cable projects, offshore asset development, and to mitigate marine environmental impact from operations.

CABLE ROUTE SURVEYS

SMS provides comprehensive marine cable route surveys tailored to the telecommunications and energy markets worldwide. With our specialized fleet of survey vessels, we offer full turnkey solutions from desktop studies to offshore/nearshore surveys and final reporting.

Cable Route Surveys

  • High-Res multibeam bathymetry and backscatter mapping

  • Marine magnetometer surveys for object/hazard identification

  • Sub-bottom profiling for route engineering & burial assessment

  • Geotechnical sampling along proposed route corridors

  • Hazard mapping and debris clearance identification

  • Current profiling and tidal modeling

  • GIS based route engineering and least-cost path analysis

  • Final route design optimization and install recommendations

OIL & GAS SURVEYS

SMS offers a complete range of geophysical, geotechnical, and seismic survey services for the Oil & Gas industry including pipeline surveys, rig site investigations, and 2D/3D seismic acquisition. Our versatile survey vessels support our operations from shallow water to full ocean depth.

Oil & Gas Surveys

  • Multibeam and sidescan sonar surveys

  • Seafloor and sub-surface hazard assessments for platform locations

  • Rig and platform site geotechnical investigations

  • High-Res seismic shallow gas hazard analysis

  • Cone penetrating testing (CPT) and vibracore/piston coring

  • Pipeline route feasibility studies

  • Full depth 2D/3D/4D seismic data acquisition

  • Onboard seismic data processing and rapid turnaround

  • ROV and AUV inspection, survey, and sampling services

HYDROGRAPHICS

SMS Inc. provides coastal, estuarine, and inland hydrographic surveying to support mapping, charting, and infrastructure projects for ports, waterways, agencies and more. Our shallow-draft survey boats are optimized for inshore surveys down to the shallowest depths.

Hydrographic Surveys

  • High-Res multibeam bathymetric mapping to IHO standards

  • Side scan sonar imaging for seafloor search and object detection

  • Sub-bottom profiling for dredge surveys and sediment assessment

  • USACE-certified surveying and digital terrain modeling

  • Tidal observation, water level, and current measurements

  • Topographic/terrestrial mobile scanning

  • Multi-sensor shallow water survey systems

  • Real-time kinematic (RTK) GPS positioning

  • Construction and pre/post dredge volume calculations

  • Automated wreck least-depth determinations

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