Seamanship Nav Commands
Even when only one engine is changed, Lee Helmsman must report the status of ______ engines during the Report
Both
Both engines ahead 1/3
C: All engines ahead 1/3 LH: All engines ahead 1/3, aye LH: All engines are ahead 1/3 C: Very well
engines ahead 2/3, 85 revolutions for 12 knots
C: All engines ahead 2/3, indicate eight five (85) revolutions for 12 knots L H: All engines ahead 2/3, indicate eight five revolutions for 12 knots, aye L H: All engines are ahead 2/3 indicating eight five revolutions for 12 knots C: Very well
125 to 130
C: Come right steer course 130 H: Come right steer course 130, aye H: My rudder is right 5 degrees, coming to course 130 (With this order, the Helm may not use more than 10° of rudder) C: Very well H: Steady on course 130 C: Very Well
125 to 225 (30 degrees)
C: Right full rudder steady on course 225 H: Right full rudder steady on course 225, aye H: My rudder is right 30 degrees, coming to course 225 (Helm will use the 30° of rudder until close to the desired course) C: Very well H: Steady on course 225 C: Very well
Your Heading: 230°T Speed: (All engines ahead 1/3) You now want to steer 224°T. The OOD orders you to speed up to 2/3.
Conn: Come left steer course 224. Helm: Come left steer course 224, aye Helm: My rudder is left 5 coming to course 224. Conn: Very well. Helm: Steady on course 224. Conn: Very well. Conn: All engines ahead 2/3. Lee helm: All engines ahead 2/3, aye. Lee helm: All engines are ahead 2/3. Conn: Very well.
Your Heading: 090°T Speed: 12 kts You detect a group of fishing vessels directly off of your bow and port beam at 1000 yds. You are clear and must turn to starboard. What command will you give? You as the Conning Officer realize you now have 5 fishing vessels on your bow and must stop your vessel. How would you give this order?
Conn: Right (5, 10, 15, 20, 25, 30) degrees rudder. Helm: Right (5, 10, 15, 20, 25, 30) degrees rudder, aye. Helm: My rudder is right (5, 10, 15, 20, 25, 30) degrees, no new course given. Conn: Very Well Conn: All engines stop. Lee helm: All engines stop, aye. Lee helm: All engines are stopped. Conn: Very well. Conn: All engines back 2/3. Lee helm: All engines back 2/3, aye. Lee helm: All engines are back 2/3. Conn: Very well.
Your Ordered Course : 050°T Speed: All engines ahead full Turn to starboard using 20 degrees rudder. The OOD orders you to slow to 1/3.
Conn: Right 20 rudder. Helm: Right 20 rudder aye. Helm: My rudder is right 20, no new course given. Conn: Very well. Conn: All engines ahead 1/3. Lee helm: All engines ahead 1/3 aye. Lee helm: All engines are ahead 1/3. Conn: Very well.
Your Heading: 100°T Speed: All engines ahead STD You now want to steer 315°T. (must turn to Starboard) The OOD orders you to slow to 2/3.
Conn: Right full rudder, steady on course 315. Helm: Right full rudder, steady on course 315, aye. Helm: My rudder is right 30 coming to course 315. Conn: Very well. Helm: Steady on course 315. Conn: Very well. Conn: All engines ahead 2/3. Lee helm: All engines ahead 2/3, aye Lee helm: All engines are ahead 2/3. Conn: Very well.
Your Heading: 090 Speed: 10 kts You see a pleasure craft sinking 8000 yds off of your starboard beam. Your lookout tells you the vessel bears 160°T. The OOD tells you to come to full speed and intercept the vessel.
Conn: Right standard rudder steady on course 160. Helm: Right standard rudder steady on course 160, aye. Helm: My rudder is right 15 coming to course 160. Conn: Very well. Helm: Steady on course 160. Conn: Very well. Conn: All engines ahead full. Lee helm: All engines ahead full, aye. Lee helm: All engines are ahead full. Conn: Very well.
Your Heading: 125°T Speed: 10 kts You see another vessel and now want to steer 180°T. The OOD orders you to speed up to FULL speed.
Conn: Right standard rudder, steady on course 180. Helm: Right standard rudder, steady on course 180, aye. Helm: My rudder is right 15 coming to course 180. Conn: Very well. Helm: Steady on course 180. Conn: Very well. Conn: All engines ahead full. Lee helm: All engines ahead full, aye. Lee helm: All engines are ahead full. Conn: Very well.
our Heading: 200°T Speed: All engines ahead 2/3 You see another vessel and now want to steer 230°T. The OOD orders you to stop the starboard engine.
Conn: Right standard rudder, steady on course 230. Helm: Right standard rudder, steady on course 230, aye. Helm: My rudder is right 15 coming to course 230. Conn: Very well. Helm: Steady on course 230. Conn: Very well. Conn: Starboard engine stop. Lee helm: Starboard engine stop, aye. Lee helm: Port engine ahead 2/3, starboard engine stopped. Conn: Very well.
Your Heading: None Speed: All engines ahead 2/3 You are in a port turn using a standard rudder. You look out the window and see Spa Point radio tower bears 225°T at the bearing you want to drive off of your port bow. When Spa Point radio tower bears 225°T off of your bow, what standard command will you order? You are now steady and realize you have to slow to let another vessel pass. What command would you order.
Conn: Steady as she goes. Helm: Steady as she goes aye. Helm: She goes 225. Conn: Very well. Helm: Steady on course 225. Conn: Very well. Conn: All engines ahead 1/3. Lee helm: All engines ahead 1/3 aye. Lee helm: All engines are ahead 1/3. Conn: Very well.
Move rudder from 30 to 25
Ease your rudder to right/left 25 degrees
Four parts of an engine order
Engine, Direction, Bell, Exact speed and/or revolutions
If you want the Helmsman to tell you what degrees his rudder is at the time of the order
How is your rudder
Move the rudder from 25 to 30
Increase your rudder to right/left 30 degrees
If you want the Helmsman to tell you the ships course at the time of the order
Mark your head
Pay attention!
Mind your helm
Place the rudder at 0
Rudder amidships
Move rudder to the opposite direction same amount
Shift rudder
Steer the heading of the ship when the command was given
Steady as she goes
Do not allow the ship's course to drift past the indicated course
Steer nothing to the right/left of
If going from ahead to back
Stop the engines before next command
