Survey Mobilisation Checklist

Interactive checklist for offshore survey mobilisation – filter by operation type, track progress, export to PDF.

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Project Details

Sufficient survey crew on board to perform tasks per project procedures
All survey crew trained and familiarised with onboard survey operation
Level of knowledge and experience sufficient to meet job requirements
All personnel certificates current (BOSIET/HUET, medical, offshore certification, passport/visa)
Competence assessment records available for all survey crew
Specialist roles confirmed (USBL operator, ROV survey engineer, data processor, etc.)
Handover notes from previous crew available and reviewed
Watch/shift rota established and agreed
PPE appropriate, available and worn by survey crew when required
Sufficient survey stores and spares on board
All standard templates (survey reports, calibration logs, QC sheets) on board
All survey crew given vessel and project induction/familiarisation
Survey crew aware of electrical isolation procedure
Procedures and risk assessments in place for lithium battery transport, storage, charging and use
Survey crew received training for working at height (e.g. antenna installation on mast)
Survey crew familiar with permit-to-work system and site standards
Lifting plan for survey equipment agreed with vessel crew
Weather operating limits defined and monitoring in place
Survey emergency shutdown procedure established (e.g. loss of positioning)
MSDS/SDS available for survey chemicals (epoxy, solvents, battery electrolyte)
Incident/near-miss reporting procedure understood by survey team
Correct software updates and licenses installed and tested
Data logging and video recording set up and tested
Latest field background data and reference information available
Helmsman displays and spare computer systems/monitors available
Geodetic parameters checked
Peripheral equipment (printer/copier/scanner) with consumables available
Clean power supply available and functional
UPS systems tested
All equipment and cables secure
Job parameters stored and hard copies filed
Remote control/monitoring set up and tested (if required)
Runline computations tested and verified
Proposed route(s) / survey line plan loaded into navigation system
Line spacing and coverage plan verified against project specifications
Run-in/run-out distances and line turn procedures agreed
Correct software updates and licenses installed and tested
Spare computer systems, monitors and storage devices available
Printer, copier/scanner, plotter, tape drive available with consumables
Deliverables agreed and specified in procedures
Data storage and backup facilities function tested
Data storage and backup drives have sufficient capacity for survey period
Remote processing set up and tested (if required)
Remote operations communications link in place and functional
Firewalls and appropriate security arrangements checked
Communication protocol and emergency response understood
Full duplex communication system operational for survey/bridge and operations control
Helmsman/DP displays set up for bridge and operations control
VHF communications operational (bridge/deck/survey/operations control)
Telephone installed and working at survey desk
Data telemetry and transfer set up and tested (if required)
Video telemetry and transfer set up (if required)
Surface positioning systems fully functional and operating per specifications
Antenna/dome locations checked for masking and multipath effects
Antenna offsets measured, checked and verified
Interfacing to online system tested
Positioning comparisons and QC checks performed
Most recent installation and health check reports available on board
Redundant/backup positioning system available and tested
MBES transducer installed and aligned to vessel reference frame
MBES system tested – transmit/receive functional, coverage verified
Patch test (roll, pitch, heading, latency) planned or completed
Primary MRU operational, interfaced to MBES and navigation system
MRU heave filter settings appropriate for vessel type and expected sea state
MRU alignment (roll/pitch bias) checked against inclinometer or patch test
Redundant MRU available (if required)
SVP/CTD probe calibration current and deployment method verified
SVP cast plan defined (frequency, locations)
Real-time sound velocity sensor at transducer face operational
Single beam echosounder installed, bar check planned
MBES backscatter calibration method agreed (if required)
SSS towfish and tow cable inspected, operational
SSS layback calculation method agreed and tested
SSS range/frequency settings appropriate for target size and coverage
SBP source type (chirp/sparker/boomer) appropriate for geology and penetration
SBP system tested, tow configuration or hull-mount verified
Magnetometer system tested, tow cable inspected, layback verified
Diurnal magnetic correction method agreed (base station or model)
Tow winches and A-frame inspected, certified, cable spooled correctly
Sensor offsets for all towed bodies measured and entered into navigation
Power supply requirements met for all geophysical sources
Tidal model or gauge data source agreed with client
Tide gauge deployment location and method planned (if applicable)
RTK tidal solution tested and validated (if used instead of gauge)
Vertical datum and chart datum defined in procedures
Tidal zoning plan agreed for large survey areas (if required)
EGM/geoid model loaded and verified (for GNSS-derived heights)
USBL system meets project specifications
Transponders/responders and charger checked
Code frequency management in place
Depth rating of transponders suitable
USBL hydrophone XYZ offsets measured, checked and verified
Most recent installation and calibration report available on board
Transponder deployment method evaluated and approved
MRU sensor(s) interfaced to USBL system
Full calibration required or position verification only – confirmed
LBL system meets project specifications
Array layouts agreed / as per survey procedure
Depth rating transponders and collars suitable for working area
Transponder deployment method evaluated and approved
LBL system function tested, including interface to vessel survey sensors
Transponder status checked and configured (battery, code settings)
Anodes, shackles, collars, roping checked on transponders
LBL software and calibration package tested and interfaced to online system
LBL installation aids on board (frames, gravel bags, rope, shackles, acoustic/hydrostatic releases)
Vessel sensor XYZ offsets measured and checked
Vessel gyro/MRU calibrations completed and comparisons logged
Latitude and speed settings for gyros correct
Regular routine of AHRS comparisons planned and documented
Gyros and MRUs operational and with valid calibrations
All XYZ offsets and corrections entered and verified in online systems
LARS (Launch and Recovery System) functional and load-tested
Winch systems inspected, certified, with adequate cable
A-frame / crane certified and operational for survey equipment deployment
Moonpool operational (if used for USBL/MBES deployment)
Deck space allocated and equipment secured for transit
SVP/CTD deployment winch and cable inspected
Transponder/responder interfaced and checked
Altimeter interfaced and checked
Depth sensor interfaced and checked
ROV-mounted MBES/swathe profiler interfaced and checked
Doppler velocity log interfaced and checked
INS interfaced and checked
Sound velocity meter interfaced and checked
Gyro, pitch, roll sensor interfaced and checked
Current meter interfaced and checked
Pipe/cable tracker interfaced and checked
Video overlay interfaced and checked
Alignment laser interfaced and checked
Depth rating of ROV survey sensors suitable for working area
Calibration certificates valid for depth sensors and SVP/CTD probes
ROV sensor XYZ offsets measured, checked and entered into system
ROV-mounted MBES patch test / calibration planned (if applicable)
Survey systems/payloads suitable for expected operations
Transponder/responder interfaced and checked
Altimeter interfaced and checked
Depth sensor interfaced and checked
Swathe profiler / multibeam interfaced and checked
Doppler velocity log interfaced and checked
INS interfaced and checked
Sound velocity meter interfaced and checked
Gyro, pitch, roll sensor interfaced and checked
Current meter interfaced and checked
Pipe/cable tracker interfaced and checked
Video overlay interfaced and checked
Laser profiler interfaced and checked
Stills camera interfaced and checked
Video camera interfaced and checked
CP field gradient sensor interfaced and checked
Magnetometer interfaced and checked
Depth rating of AUV survey sensors suitable for working area
Calibration certificates valid for depth sensors and SVP/CTD probes
AUV mission planning software loaded and tested
AUV battery status and charge capacity verified
AUV emergency locator beacon (ELB) functional and registered
AUV abort/recovery procedures agreed with vessel
AUV data download and QC workflow established
Pipe/cable tracker configured (frequency, gain) and tested
Tracker calibration verified and certificates current
Depth of burial (DOB) measurement method agreed and equipment checked
CP trailing wire electrode tested and calibrated (if required)
CP stab probes and half-cell reference electrode checked (if required)
Anode measurement tools and procedure agreed (if required)
KP (kilometre post) referencing method agreed with client
As-built tolerances and acceptance criteria defined
Acoustic metrology equipment tested (wands, baseline measurement)
Structure/spool tracking and serialization system in place
Crane operator / survey integration protocol agreed
Lay barge interface checks completed (tensioner data, roller box readings)
J-tube/I-tube pull-in monitoring equipment tested (if applicable)
Clearance measurement method and tolerances agreed
Anchor pattern design loaded and verified
Anchor tension monitoring interface tested
Watch circle / exclusion zone parameters loaded
Gyro heading reference for rig alignment verified
Environmental monitoring (current, wind, wave) interfaced to positioning
Tow line monitoring arrangements in place (if applicable)
GVI/CVI video system configured with survey overlay
CP measurement equipment tested (trailing wire, stab probe, reference electrode)
Anode measurement tools available and procedure agreed
Structural member dimensioning tools available (caliper, laser)
Inspection database / report template pre-loaded
Anomaly/defect classification system agreed with client
Project specifications and contract scope available to survey team
Relevant procedures and drawings available to survey team
Equipment operating procedures and manuals available
Management of change system in place and understood
All survey team briefed and aware of work scope
Target and route coordinates available and checked
Battery charging procedures and risk assessments in place
Filing system set up for results and calibrations
Mobilisation and calibration report prepared
Project reporting requirements understood
Chart formats and content agreed
Provisional reporting and chart schedule for checking/review
Acceptance criteria and tolerances defined and understood
Quality control plan in place with defined QC checkpoints
Data transfer method and schedule agreed with client
Daily report template agreed with client
Final deliverables format, coordinate system and datum confirmed

A practical tool for offshore survey mobilisation planning.

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