Deck Officer


River Endorsements

MODU Endorsements

Exam Code: ONC04
Endorsement: Mate of LT 500-1600 GRT
Modules: Q100-Q138


Examination Modules and Topics: Click on Module Title for Sample Exam
Grey Boxes Represent Major Topic Headings In Accordance With 46 CFR Subchapter B

Q100-Rules of the Road: International and Inland Q136-Deck General Q137-Deck Safety Q138-Navigation General: Near Coastal
Watchkeeping: Seamanship Maritime Law Stability, Construction, and Damage Control Fire or Explosion Navigation and Position Determination Compass - Magnetic & Gyro
COLREGS Marlinspike Seamanship International Maritime Law Principles of Vessel Construction Abandon Ship Procedures Piloting Principles, Operation, and Maintenance of Gyro Compass
Inland Navigational Rules Purchases, Blocks & Tackle National Maritime Law Trim and Stability Emergency Steering Distance Off Principles of Magnetic Compass


Maneuvering and Handling


Management and Training

Stability, Trim, and Stress Calculation Rescuing Survivors from Ship/Aircraft in Distress Bearing Problems Gyro Compass Error/Correction
  Anchoring and Mooring

Vessel Alteration

/Repair/Hot Work

Vessel Structural Members Man Overboard Procedures Fix or Running Fix Magnetic Compass Error/Correction
  Dragging of, Clearing Fouled Anchors Safety Damage Control Emergency Towing Chart Navigation Determination of Compass Error
  Heavy Weather Operations Ship's Business Vessel Power Plants Medical Care Dead Reckoning Azimuth (Any Body)
  General: Turn Circle, Pivot Point, Advance and Transfer ISM and Safety Management Systems Marine Engineering Terms Medical Section, International Code of Signals Speed by RPM Amplitude (Any Body)
  Wake Reduction Certificates and Documents Required Fire Prevention and Firefighting Appliances Communications Electronic Navigation Terrestrial Observation
  Ice Operations/Ice Navigation Communications Organization of Fire Drills Radiotelephone Communications Instruments & Accessories Meteorology and Oceanography
  Cargo Handling and Stowage Radiotelephone Communications Classes and Chemistry of Fire

Signals Storm/Wreck/


Aids to Navigation Characteristics of Weather Systems
  Cargo Stowage and Security, including Cargo Gear

Signals Storm/Wreck/


Firefighting Systems International Code of Signals Charts, Nav Publication, & Notices to Mariners Ocean Current Systems
  Loading and Discharging Operations International Code of Signals Firefighting Equipment & Regulations IMO Standard Maritime Communication Phrases Watchkeeping Weather Charts and Reports


Hazardous Cargo Regulations

IMO Standard Maritime Communication Phrases Basic Firefighting and Prevention Lifesaving Basic Principles, Watchkeeping Tides and Tidal Currents
  Tank Vessel and Fuel Oil Operations   Emergency Procedures Survival at Sea Navigation Safety Regulations (33 CFR 164)  
      Temporary Repairs Lifesaving Appliance Regulations    
      Passenger/Crew Safety in Emergencies Lifesaving Appliance Operation