Home > Services > Marine Positioning & Construction Monitoring Services

Positioning is an essential part of any marine survey and Alpine has the experience and resources to provide our clients with a full range of options and solutions.

We provide positioning services for:

  • Geophysical, Hydrographic, Oceanographic, Environmental and Sediment Sampling Surveys
  • Cable and Pipeline Installations
  • Offshore Structure Installations (Rig, Wind Farm, Bridge etc.)
  • Anchor Handling Operations
  • Underwater Construction Monitoring (Oil and Gas Field Operations, Seawall Construction, Mattress Laying, Renewable Energy Installations, and Bridge and Tunnel Construction)
  • ROV Operations
  • Diver Positioning

Alpine’s positioning capabilities include:

  • Marine Surface Positioning using DGPS, Real Time Kinematic (RTK) and Post Processed Kinematic (PPK) methods. Differential GPS corrections can be received from sources including the US Coast Guard, Satellite based providers, VRS Cellular Networks and Alpine installed and operated base stations. 
  • Sub-surface positioning including USBL and LBL acoustic systems.
  • Motion Reference Units (Surface and Subsurface)
  • Telemetry Systems including radio, cell phone, and WiFi.
  • Positioning Software (ex. QINSy, Hypack, Hydro-Pro, etc.)
  • Land Based Positioning using RTK/PPK and Traditional Total Station Systems

Did you know?

Alpine has 50 years of experience as a leader in the manufacturing and use of Vibracore sediment sampling equipment. Alpine developed and produced the very first pneumatic Vibracore as part of the US Army Corps of Engineers’ Coastal Engineering Research Center (CERC) 1964 Sand Inventory Program.

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