TWIN SCREW TUTOR
The Simple Manual for Maneuvering Twin Screw Vessels

Table of Contents
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About the Author   Page      5
Acknowledgements   Page      7
Basic Nomenclature   Pages    11 - 12
     
Underway    
Course Straight Ahead   Pages    13 - 15
Gradual Left Turn - Rudder Amidships   Pages    16 - 19
Gradual Left Turn - Applying Left Rudder - Engine RPM Even   Pages    20 - 23
Hard Left Turn - Applying Left Rudder - Engine RPM Uneven   Pages    24 - 27
     
Gradual Right Turn - Rudder Amidships   Pages     38 - 39
Gradual Right Turn Applying Right Rudder - Engine RPM Even   Pages   40 - 43
Hard Right Turn Engine RPM Uneven - Engine RPM Uneven   Pages   36 - 39
Close-In Maneuvering - Rudders Hard Right   Pages   32 - 33
     
Stopped    
Rapid Left Turn   Pages   28 - 29
Rapid Left Turn Applying Left Rudder   Pages   24 - 27
Rapid Right Turn   Pages   44 - 47
Rapid Right Turn Applying Right Rudder   Pages   48 - 51
     
Stopped - Move Vessel Sideways
Move to the Left Remaining Parallel   Pages   34 - 35
Move to the Right Remaining Parallel   Pages   54 - 55
     
Backing    
Straight Back Rudders Amidships   Pages   58 - 59
Gradual to Port Rudders Amidships   Pages   60 - 63
To Port Rudders Hard Left   Pages   64 - 67
Gradual to Starboard Rudder Amidships   Pages   70 - 71
To Starboard Rudders Hard Right   Pages   72 - 75