lights and shapes lrg

Grunt Productions 2007

Rule of the RoadRule of the Road

International Regulations for International Regulations for the Prevention of Collisions at the Prevention of Collisions at

Sea (1972)Sea (1972)

A Brief By Lance GrindleyA Brief By Lance Grindley


Layout of the RulesLayout of the Rules• Part A - GeneralPart A - General

• Part B Steering and Sailing RulesPart B Steering and Sailing Rules

• Part C - Lights and ShapesPart C - Lights and Shapes

• Part D - Sound and Light SignalsPart D - Sound and Light Signals

• Part E - ExemptionsPart E - Exemptions

• Annex 1 - Technical details lights and Annex 1 - Technical details lights and shapesshapes

• Annex 2 - Additional signals for fishingAnnex 2 - Additional signals for fishing

• Annex 3 - Technical details sound signalsAnnex 3 - Technical details sound signals


Steering and Sailing Steering and Sailing RulesRules

•Must always keep a good look Must always keep a good look outout

•Must go at a safe speed for the Must go at a safe speed for the conditionsconditions

•Must always check to assess if Must always check to assess if there is a risk of collisionthere is a risk of collision

•Must take positive action to avoid Must take positive action to avoid collisioncollision


Narrow ChannelsNarrow Channels

•You must always navigate on the You must always navigate on the starboard side of the channel.starboard side of the channel.

•You must not impede large You must not impede large vessels that can only navigate vessels that can only navigate safely within the channel.safely within the channel.

•You must not cross the channel You must not cross the channel if this impedes a large vessel if this impedes a large vessel navigating within the channel.navigating within the channel.


Narrow ChannelsNarrow Channels

Do not impedeDo not impede

Do not crossDo not cross


Action between vessels Action between vessels

• Rules apply when vessels are in sight of Rules apply when vessels are in sight of one another.one another.

• Power driven vessels must give way to:Power driven vessels must give way to:

• Vessels ‘Not under Command’Vessels ‘Not under Command’

• Vessels carrying out special operationsVessels carrying out special operations

• Fishing vesselsFishing vessels

• Sailing vesselsSailing vessels


Sailing VesselsSailing Vessels

Wind

Port TackGive Way

Starboard TackStand On


Sailing VesselsSailing Vessels

WindWindwardGive Way

LeewardStand On


Power Driven VesselsPower Driven Vessels

Crossing VesselsCrossing Vessels

Stand On Stand On VesselVessel

Give Way Give Way VesselVessel


Meeting Head OnMeeting Head OnBoth vessels alter course to starboardBoth vessels alter course to starboard


OvertakingOvertaking

Overtaking vessel must ALWAYS give wayOvertaking vessel must ALWAYS give way


ShapesShapes

• Shapes are displayed to warn other Shapes are displayed to warn other vessels of special conditions or vessels of special conditions or operations.operations.

• Shapes are displayed where they can Shapes are displayed where they can best be seen.best be seen.

• Shapes are used to identify - vessels ‘not Shapes are used to identify - vessels ‘not under command’, restricted in their under command’, restricted in their ability to manoeuvre, vessels anchored ability to manoeuvre, vessels anchored or aground, long tows, fishing, etc. or aground, long tows, fishing, etc.


Not Under CommandNot Under Command


Restricted in Ability to ManoeuvreRestricted in Ability to Manoeuvre


At AnchorAt Anchor


Vessel AgroundVessel Aground


Fishing VesselFishing Vessel


Tow greater than 200 metres in Tow greater than 200 metres in lengthlength


Sailing Vessel Under PowerSailing Vessel Under Power


Vessel Constrained by Vessel Constrained by DraughtDraught


LightsLights

Masthead Masthead Light 225ºLight 225º

Port Sidelight Port Sidelight 112½º112½º

Stbd Sidelight Stbd Sidelight 112½º112½º

Sternlight Sternlight 135º135º


Lights for Power Driven VesselsLights for Power Driven Vessels

• Vessels more than 50 metres length - Vessels more than 50 metres length - masthead light visible for 6 miles, side masthead light visible for 6 miles, side and sternlight visible for 3 miles.and sternlight visible for 3 miles.

• Vessels between 12 and 50 metres Vessels between 12 and 50 metres length - masthead light visible for 5 length - masthead light visible for 5 miles, side and sternlight visible for 2 miles, side and sternlight visible for 2 miles.miles.

• Vessels more than 50 metres in length Vessels more than 50 metres in length show a second masthead light.show a second masthead light.


Power Driven VesselPower Driven Vessel


Not Under CommandNot Under Command


Special OperationsSpecial Operations(restricted in ability to manoeuvre)(restricted in ability to manoeuvre)


Under TowUnder Tow


Fishing VesselFishing Vessel


TrawlerTrawler


At anchorAt anchor


AgroundAground


Vessel Constrained by Vessel Constrained by DraughtDraught


Questions???Questions???

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