Deck Officer


River Endorsements

MODU Endorsements

Exam Code: ONC05
Endorsement: Master or Mate of LT 200 GRT
Modules: Q157 - Q159


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

Q157-Navigation Problems Oceans Q158-Navigation-Deck General-Safety Q159-Navigation Problems: Oceans
Ocean Track Plotting: Ocean Track Plotting Interaction with  Bank/Passing Ship Emergency Procedures Ocean Track Plotting:
Mercator Sailing   Mercator Sailing    Berthing and Unberthing Collision Mercator Sailing 
Great Circle Sailing   Seamanship: Anchoring and Mooring Temporary Repairs Great Circle Sailing  
Celestial Observations Marlinspike Seamanship Dragging of, Clearing Fouled Anchors Passenger/Crew Safety in Emergencies Celestial Observations
Latitude by Polaris   Meteorology and Oceanography Heavy Weather Operations Fire or Explosion Latitude by Polaris  
Latitude by Meridian Transit (Sun Only)         Characteristics of Weather Systems Maneuvering for Launching of Lifeboats and Liferafts in Heavy Weather Abandon Ship Procedures Latitude by Meridian Transit   (Sun Only)  
Fix or Running Fix     (Sun Only) 1 Ocean Current Systems Receiving Survivors From Lifeboats/Liferafts Emergency Steering   Fix or Running Fix   (Sun Only) 
Times of Celestial Phenomena Weather Charts and Reports General: Turn Circle, Pivot Point, Advance and Transfer Rescuing Survivors from Ship/Aircraft in Distress Times of Celestial Phenomena
Time of Meridian Transit (Sun Only)   Tides and Tidal Currents Wake Reduction Man Overboard Procedures Time of Meridian Transit (Sun Only) 
Zone Time of Sun Rise/Set/Twilight   Determination of Compass Error Stability, Construction, and Damage Control Emergency Towing Zone Time of Sun Rise/Set/Twilight  
Fuel Conservation  Principles, Operation, and Maintenance of Gyro Compass   Principles of Vessel Construction Maritime Law Fuel Conservation 
Nautical Astronomy & Navigation Definitions     Principles of Magnetic Compass Trim and Stability International Maritime Law Nautical Astronomy & Navigation Definitions
  Gyro Compass Error/Correction    Vessel Structural Members   National Maritime Law   
  Magnetic Compass Error/Correction Damage Control  Credentialing of Seaman  
  Determination of Compass Error Vessel Power Plants: Shipment and Discharge, Manning  
  Azimuth (Any Body) Marine Power Plant Operating Principles Lifesaving  
  Amplitude (Any Body)  Marine Engineering Terms   Survival at Sea  
  Terrestrial Observation Small Engine Operations & Maintenance Lifesaving Appliance Operation    
  Vessel Maneuvering and Handling Cargo Handling and Stowage    
  Vessel Handling in Rivers & Estuaries Cargo Stowage and  Security, including Cargo Gear      
  Maneuvering in Shallow Water     Tank Vessel and Fuel Oil Operations