Pier Pilings Inspection (PPI)
Standard Operating Procedures, 1.00.00

Section 38

Pier Pilings Inspection Checklist [ Print this checklist ]

1 Mission Planning
1.1 Obtain a Chart
  • Optional if you do not have or plan to use a chart.
    		•
    1.2 Load the Chart
  • Optional if you do not have or plan to use a chart.
    		•
    1.3 Set Up Video Overlay
    1.4 Define Inspection Parameters
  • Distance from Pier: ~ 0.7 times the visibility
  • Pass (pass) spacing: ~ 1.3 times the visibility (provides 10% overlap with previous passes).
    		•
    1.5 Set Waypoint Defaults
  • Heading: Along Line
  • Waypoint Z Value: typically 0.65 times the visibility
  • Depth/Altitude: Depth (starting depth 0.65 times the visibility
  • Speed: typically 0.5 m/s (1.5 ft/s)
    		•
    1.6 Place Waypoints
  • Place a minimum of two waypoints.
    		•
    1.7 Save the Mission Plan
    2 On-site Operations
    2.1 Site Selection and Set Up
    2.1.1 Begin the Predive Checklist
    2.1.2 Initialize the Recording
    2.1.3 Launch the Vehicle
    2.2 Navigate to the Entry Point
    2.3 Start the Recording
    2.4 Conduct the Inspection
  • Double check the settings.
    		•
    2.4.1 Start the Inspection
    2.4.2 Complete Additional Passes
    2.4.3 Moce to the Next Piling
    3 Vehicle Recovery
    3.1 Return to Launch Site
    3.2 Stop the Recording
    3.3 Save the Mission
    3.4 Recover the Vehicle
    4 Post Mission
    4.1 Analyze the Data
    4.2 Archive the Data

    Document Path: Pier Pilings Inspection (PPI) Standard Operating Procedures > Checklist