Principles of Keeping a Navigational Watch Flashcards
1
Q
What are your considerations when holding a safe navigational watch?
A
Execute
- The approved passage plan
- Effective handovers
- Efficient emergency response
- Following COLREGS
- Following company and bridge procedures (SMS)
Maintain
- Look out for traffic and ROC
- Situational/ security awareness
- Bridge team management
Monitor
- Ship on the passage; PI’s, XTD, manual fix, GPS fix
- Pollution
- Cross-checking position of nav equipment and responding to any alarms
- Reporting Points
- Listening watch on the GMDSS equipment
Record
- Update logbook with position/course/speed at regular intervals
- Recording changes in weather
- Record everything from radio watch in the GMDSS logbook as required
- Compass error once per watch
2
Q
What are the contributing factors when determining safe manning?
A
- Visibility/ state of the weather
- traffic density/ proximity of navigation hazards
- Increased workload (e.g. navigation, radio comms, manoeuvring)
- Watchkeeper fit for duty
- Watchkeeper’s familiarity and knowledge
- Bridge equipment failures
3
Q
When should you call the Master?
A
- Entering res vis
- In doubt about the intentions of other vessels
- Cannot maintain course
- Failure to sight land or nav mark or unexpected land or nav mark
- Breakdown of propulsion/steering systems, nav or radio equipment
- Encountering heavy weather
- Meeting any hazard to navigation
- Relieving officer is not fit for duty
4
Q
What actions would you take when approaching an area of res vis?
A
- Inform Master
- Sound fog signal
- Proceed at a safe speed
- Have engines ready for immediate manoeuvre
- Post a proper lookout (windows/doors open/extra lookout)
- Close WTD
- Exhibit nav lights
- Operate and use of radar
- Stop noisy work and inform the crew
- Encountering fog checklist SMS (incase anything has been missed)
5
Q
What is the role of the pilot during pilotage?
A
- Provide expert local knowledge and assist the bridge team in safe navigation of the ship
- Interface between ship and shore
6
Q
What is the role of the officer during pilotage?
A
- Still responsible for safe navigation of the ship
- Seek immediate clarification if in doubt about pilots intentions and inform Master.Take the con if required.
- Monitor UKC
- Frequent position fixes and progress on pilotage plan
- Monitor helm orders and engine requests by the pilot
7
Q
What is best practice when navigating in pilotage with a pilot onboard?
A
- MPX
- Pilot plan updated if necessary
- Working language confirmed
- Contingency plans considered
- Pilot card complete
- Pilot shown wheelhouse posters
- Pilot made aware of any defects
- Update from the pilot on local weather
- DETERMINE WHO HAS THE CON
8
Q
What are your pre-departure MARPOL considerations?
A
- Oily water tanks empty and separators tested
- Cargoes secured and DG’s in place
- Sewage tanks discharged and plant operational
- All garbage ashore before sailing and containers in place for collection
- Passage plan highlights special areas and crew briefed on requirements for the voyage
9
Q
What are your checks after leaving port?
A
- Check vessels position on the passage plan
- Review safety parameters on nav equipment
- Check compasses performance
