Navigation Flashcards
How many compass points are there?
32 - 0/32 start from North and move Clockwise
Name Compass points direction relative to heading
North?
East?
South?
West?
NE?
SE?
SW?
NW?
North - Ahead
East - Starboard abeam
South - Astern
West - Port Beam
NE - 4 points starboard Bow
SE - Quarter Starbaord
SW - Port Quarter
NW - Port Bow
Anchorage Prohibited (x2)
Direct approach to lei Yue Mun
100m within submarine cable sign
Navigation in harbour?
Proceed safety soeed with the direction of trafffic flow (KEEP RIGHT)
- Fine for overspeed in restricted zone PLEASURE VESSEL?
- Tyfoon shelter speed limit/Harbour speed limit?
- Pleasure vessels - x3 places which are restricted to 5 kts from 8am to 12pm on weekends/holidays from the 1st April - 31st October
- Pleasure vessels - x1 place thats restricted to 5 kts from 8am to 12pm on weeekends/holidays 1st July - 15th September?
- All days of the year from 8am - midnigt
- HKD 10 000
- 5kts/10kts
- Tai Tam bay, Deep water bay, Repluse Bay
- Clear water bay
- Pak sha wan
What colour are the Cardinal Marker lights?
How do you tell the difference between markers by lights?
White
Flashes (Hint - according to your watch)
N - Very quick 120/min or Quick 60/min
E - 3 Flashes
S - 6 Flashes
W - 9 flashes
What Cardinal Marker is this?
EAST
Horn when Vessel agrees to be overtaken?
- O - O
Horn when you disagree to be overtaken
O O O O O
What does x1 big horn blast mean?
YOU DANGEROUS and don’t understand where you going
Horn overtaking on STARBOARD
- -O
Horn ovetaking on Port
- - OO
Pilot Vessel Horn (making way through water)
Underway but stopped?
- O O O O
- - O O O O
Vessel not under commands horn
- O O
Vessel at anchor less than < 100m
Bell for 5 seconds continuestly (max 1 min between bells)
Vessel at anchor greater than > 100m
Bell rapidly for 5 seconds + gong for 5 seconds
Vessel aground greater < 100m
3 stroke bell, bell rapidly 5 seconds, 3 strokes on bell
At what intervals are sound signals made in reduced visibility?
Not more than 2 minuts apart
Bell and Gong signals not more than 1 minute apart
How long is a prolonged Blast?
Duration of 4-6 seconds
What does restriceted visibility mean?
FOG
MIST
HEAVY RAINSTORMS
What to do if x2 vessels are approaching in reduced visibility
PROCEED AT SAFETY SPEED
DO NOT TURN
SLOW DOWN or STOP PROCEEDING
what horn do you sound near a bend or corner?
-
How to turn when a man is overboard
SPOTTER WATCH THE PERSON
Turn LEEWARD and head up to the person
Hoist the O flag or x3 prolonged blasts
TRANSIT
A line passes throuhg two fixed objects on the chart is used for what?
- Leading
- Fix a positon of the vessel
- Work out the compass error
- Test the accuracy of the compass
what to do in heavy weather?
- Reduce speed
- Bow on waves
- Do not run ahead into waves or beam on waves
Loss of Rudder?
Deploy Sea Anchor
Signs of an unstable vessel?
Rolls, sluggish and takes a long time to slowly right itself
Tender licence requirements
Less than 4m or 10HP it does not require its own licence, use the boats licence with a “D” at the end
Steps to take when Vessel is aground
- Stop Engine
- check men overboard
- Assess the vessel, repaire damages and fix the boats position
- Hoist appropriate lights
- Report to marine department within 24 hours, if you have an injury within 48 hours?
What waters does HK maratime Rescue Co-ordination centre respond to (MRCC)
Lattidude 10 N and longitude 120 E
Horn if you don’t understand intentions
O O O O O
What does underway mean?
Vessel is not at anchor, made fast to shore, aground
