OOW Flashcards
What is the composition of an anchor watch and their duties?
OOW
BM - QM and cable checks
Communicator - lookout, monitors tactical and VHF
Ops Room - surface operator
Describe an Anchor Watch Routine for the OOW
Clearing bearings Regular fixing (at least once per hour in log) Radar watch Anchor checks Monitor weather Monitor depth RESVIS/sound signals as required
What are some of the indications the anchor is dragging?
You should always correlate more than one indication
- Fix outside the bridge swing circle
- Lying into the wind differently to other ships
- Lying beam to wind
- Cable at long stay
- Cable jumping or talking (vibrating)
- Unexpected depth reading
OOW actions on anchor dragging?
- Fix the ship
- Inform CO/NO
- Close up SSD and CP (close up engineering and cable party)
- Reduce/immediate NFS
- Veer more cable
- Let go second anchor if available
- Prepare for collision/grounding
List some navigational considerations before going to anchor?
- Depth of water
- Amount of cable
- Length and draught of ship
- Bottom type
- Proximity of Navigational Dangers
- Adjacent shipping
- Adjacent anchorages
- Prevailing weather conditions (wind etc)
- Tidal stream
- Tidal range
What must the OOW do on “let go”?
- Note ships head
- Note meters of water
- Four point fix
- Anchor position on NDS
List the members of the bridge team on an RAN Ship and the other members who supplement watch on deck (WOD)?
OOW A/OOW Quartermaster/QMA Helmsman Lookouts Communicator
WOD: Seaboat cxn, swimmer of the watch, gunner of the watch
What is the OOW responsible for?
- Executing the navigational plan
- Conning the ship
- Administrative duties
Helmsman Handover?
SMN/AB ____ on the wheel
Course _____ in follow up/non follow up/auto
Revolutions set P/S/Both ME _____ for ____ knots
Permission to take the wheel Sir/Ma’am
Lookout handover?
Lookout relieved by SMN/AB \_\_\_\_ All contacts sighted and passed on Binoculars/NVGs checked and correct Lifebuoys, markers and rings checked and correct All navigation lights burning brightly Permission to carry on?
Lookout contact report?
WHERE - relative bearing and tracking
WHAT - light/vessel/object etc
WITHER - range, aspect, height
What are the records maintained by the OOW on the bridge?
Ships log (ON36) OOW notebook (ON58) Meteorological Signal Key Log Magazine Log RADHAZ Log
How often must Met Signals be released and when?
6 hourly ZULU time
E.g. 0001; 0600; 1200; 1800
What information must be noted in the ships log?
many things. just list them.
What information must be noted in the OOW notebook?
Everything. just write in it.
What are the two types of orders contained in Captains Night Orders?
Permanent Orders
Daily additions
What are the mandatory occasions for calling the CO?
- Unable to keep station
- Failure of equipment which affects operational, navigational or fighting efficiency
- OOW and PWO disagree on a COA
- If the OOW has insufficient details to execute their job
- Man-of-war is sighted
- Signals requiring CO’s immediate attention
- In any doubt as to ship’s position
What are the supplementary occasions for calling the CO? (As required by SSO, CSOs, Night Orders)
- Navigational: CPA <2nm within 10nm; altering course to avoid danger; altering course for nav plan; off track distance as laid down in CSOs; receipt of a distress signal; failing to detect light/land when expected
- Operational: sighting warships not in company; signal for station change
- Weather: significant changes in the weather
- Other: sunset report; emergency situations; if in doubt
What are the daily additions that may be added to Captains Night orders?
- navigational situation
- operational situation
- force disposition
- reduced/increased reporting policy
- intentions
- machinery state and/or defect restrictions
+ “Call me as usual”
Who is to sign the Captains Night Orders?
Oncoming A/PWO, PWO, A/OOW, OOW
6 types of command?
Military Sea Shore (commissioned and non commissioned) Air SQN and Aircraft Special
CO’s authority?
Command over all officers and sailors onboard, with regard to matters relating to ship and operations
XO’s authority?
Discipline, training and adminstration
OOW’s authority?
Every person onboard not being a senior officer exercising tactical command or flying their flag, the CO or or XO
Safe Conduct (Command State Oscar)?
Delegation of responsibilities toward another senior officer, does not relieve them of overall command
To sign in the ships log (CO on left hand side)
When may a CO be relieved of their command?
- in the event of their death
- in the event of incapacitation through illness or injury
- in the event of being removed by superior authority in exceptional circumstances
- in the event of being absent for 72 hours
What is special command?
OOW OOD PWO NPC Medical Boat Cxns Aircrew and employed on flying duties
Five types of machinery emergencies?
- Propulsion
- Telegraph
- Steering gear
- Auxiliary Machinery
- Gyro failure
Get To Pass Some Action
What safety at sea is the OOW responsible for?
RADHAZ Working at heights Man overboard Alarm shark Boatwork Diving ops
What are safety procedures to be put in place for boatwork?
- ensure all personnel have life jackets
- test communications
- brief cxn
- all personnel on lines, in boat have hard hats
- provide safe lee
What are the Man aloft safety procedures?
- RADHAZ Keyboard and log for zone
- Working at heights book (sign in)
- Safety risk assessment and checklist
- Harness/safety gear
- ships horn isolated
- Supervisor
- Sentry
- Pipes
- Flag Kilo
- Check DAS!
What does RADHAZ stand for?
Radiation Hazard - managed through key logs and positive control (2 step)
What does SONAR stand for?
Sound navigation and ranging
What safety precautions must be in place for diving ops?
- clearance to dive form signed by OOD and CO
- echo sounder and sonar turned off
- no pumping/bilges to be turned off
- no screws turning
- Flag Alpha
- other ships informed
What safety precautions must be in place for diving ops?
- clearance to dive form signed by OOD and CO
- echo sounder and sonar turned off
- no pumping/bilges to be turned off
- no screws turning
- Flag Alpha
- other ships informed
Three types of pipes made by the bridge
- Operational E.g. emergency pipes, flying stations
- Routine E.g. DSOTs
- Adminstrative E.g. Canteen, call for pipe to number
SOLAS stands for what?
Safety of Life at Sea
What does SOLAS govern?
- guardrails
- seaboats
- lifebuoy sentry
- lifebuoys and flares
SOLAS Conventions for heavy weather?
- Stability
- Upper deck restrictions
What does GMDSS stand for?
Global Maritime Distress and Safety System
RADAR wave propagation is affected by?
Attentuation
Interference
Refraction
Reflection
What does ARPA stand for?
Automatic RADAR plotting aid
What does AIS stand for?
Automatic Identification Systems
OOW Handover Acronym?
Navigation Operational Contacts Weather Internal Systems S
RADAR use acronym?
Sweep Watch Interrogate Scan Report Evaluate/estimate Confirm Cease reporting
