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Self TDM Pipe Lay, Structure Installation, As-Built surveys with Remote Processing Support
Surface and Subsea positioning support for structure installation and pipeline installation operations using LBL and INS for position aiding and touch down monitoring from the installation vessel. Full MBES / INS as-built surveys carried out with all data being remotely processed onshore.
Template Pre-Installation Survey
Cable Installation Positioning Support
Survey and Positioning support for cable installation operations in the Hudson River
ROVSV Touch Down Monitoring Support for Pipeline Installation
Provision of equipment and personnel performing touch down monitoring and As-Laid survey from an ROV support vessel assisting the pipelay vessel.
Post-Lay Inspection and Burial Support
Provision of personnel and equipment for pre-trench surveys, trenching support operations, and as-trenched surveys on a newly installed fibre optic cable.
Pipeline Replacement Positioning Support
Survey positioning support for the replacement of a shore to subsea pipeline.
Protection Structure Installation Support
Pre Engineering Geophysical Route Survey
Accurate surface and subsea positioning to perform pre-engineering route surveys and associated deliverables using ROV mounted multibeam echo sounders, side scan sonars and sub-bottom profilers along with visual seabed surveys and target identification.
Remote Processing Out of Straightness Survey
Remote onshore processing of multibeam and INS positioning data acquired for an out of straightness survey of a newly laid pipeline.
Wind Farm Installation Support
Online surface and subsea positioning support for offshore windfarm construction operations including the installation, operation and maintenance of the field RTK systems used by all contractors.
UXO Investigation Surveys
Online positioning and offline processing support for the investigation of pre-identified UXO targets including grid EM surveys, and full TIR deliverables.
Pipeline Survey and Structure Inspection
Online and offline support delivering inspection results for subsea structure and pipeline inspection surveys with deliverables incorporating inspection reporting, event listings, pipeline listings, pipeline charting, GIS and Client’s specified inspection format.
Cable Installation and Plough Burial support
Survey and positioning support for the shore approach of a fibre optic cable installation including pre-lay grapnel passes, surface cable lay and plough cable burial support.
Hydrographic Survey Support
Equipment supply along with engineering and logistical support to UKHO bathymetric survey operations around various islands throughout the Caribbean.
Pipeline Inspection & Saturation Diving Support
Online and offline survey support for pipeline inspection surveys and DSV based subsea construction operations.
Pipeline Installation Survey Support
Online and offline survey support for pipeline installation operations including Pre-Lay surveys along with LBL array installation & calibrations, installation of supporting structures, touch down monitoring and installation support during pipe lay operations followed by As-Laid surveys to enable free span correction analysis and free span correction installation support. Finalising with full As-Built surveys to produce comprehensive reporting, charting and listings once all construction activities were complete.
Telecoms Cable Installation
Online and offline survey support for the installation of surface laid and plough buried fibre optic telecommunications cable.
Air Diver Positioning Support
Surface and subsea positioning supporting air diver operations.
Pipeline Inspection Surveys
Online and offline survey support performing pipeline inspections surveys and positioning for structure inspections.
Full Field LBL Array Installation
Installation and calibration of multiple long baseline acoustic arrays covering the full field and pipeline route corridors to support construction positioning.
Riser Replacement Positioning Support and and As-Installed surveys.
Surface and subsea positioning support along with FPSO Heading Control supporting riser replacement operations.
Hybrid Remote As-Laid and Burial Surveys with Remote Processing
Remote online survey and offline processing support for reduced personnel operations supporting cable lay and associated surveys between Somalia and Yemen.
Air Diver Positioning Support
Surface and subsea positioning support for air diver operations performing UXO target identifications.
Trenching Support and Out of Straightness Surveys
Online and offline survey supporting trenching operations in shallow water performing Pre-Trench, As-Trenched and OOS surveys conducted using dual head multibeam echosounders, pipetracker, inertial navigation and recorded visually. Deliverables included pipeline events and As-Trenched listings with alignment charts, DTMs, and Esri GIS geodatabases.
LBL Acoustic Metrology
Field Construction Support
LBL Structure Installations