Monday, June 1, 2009

Boating Terms and Definitions

HEADWAY SPEED -The slowest speed at which it is still possible to maintain steering

IDLE SPEED -The slowest speed at which it is still possible to maintain steering, not to exceed 5 mph

NO WAKE SPEED -The slowest speed at which it is still possible to maintain steering, not to exceed 5 mph

SLOW - NO WAKE SPEED -The slowest speed at which it is still possible to maintain steering, not to exceed 5 mph


Glossary of Boating Terms

AGROUND -Touching or stuck on the bottom

ALL-ROUND WHITE LIGHT -Combination of a masthead and sternlight into a single white light able to be seen by other vessels from any direction (also called an anchor light)

ANCHOR -Device used to secure a boat to the bottom of a body of water

BACKFIRE -Explosion of prematurely ignited fuel or of unburned exhaust gases in an internal combustion engine

BAIL -To remove water by scooping it out with a bucket

BEAM -Maximum width of a vessel

BILGE -Interior of the hull below the floorboards, lowest part of a vessel's interior where the sides of the vessel curve in to form the bottom

BOAT -Any type of vessel other than a personal watercraft

BOW -Front of a vessel

BOW LINE -A line (rope) used at the bow of a vessel

BUNKS -Wooden supports on which the vessel rests while on the trailer

BUOY -Anchored, floating device used as an aid to navigation

CABIN -Enclosed living space

CAPSIZE -To turn on the side or turn completely over

CAST OFF -To undo all mooring lines (ropes) in preparation for departure

CHANNEL -Portion of a waterway that is navigable and usually marked

CHART -Map used for navigation

CLEAT -Metal fitting on which a rope can be fastened

COUPLER -The part of the trailer that attaches to the ball hitch on a towing vehicle

COURSE -Direction that a vessel is steered through the water

COWL -Hooded opening designed to scoop in air

DECK -Covering of the hull

DISPLACEMENT HULL -A hull designed to cut through the water with a minimum of propulsion.

DOCK -Area of water between two piers where a vessel can be secured or to guide a vessel alongside a float or pier in preparation for securing the vessel.

DOWNCURRENT -In the direction the current is flowing

DOWNWIND -In the direction the wind is blowing

DRAFT -Depth of water needed to float a vessel

EMBARK -To go on board

EPIRB -Emergency Position Indicating Radio Beacon, a small transmitter used in cases of distress.

FAIRWAY -Navigable channel

FEDERALLY CONTROLLED WATERS
Waters on which vessels must observe federal requirements, including VDS requirements, these waters include:
Coastal waters (coastal waters include oceans, gulfs, and all bays, sounds, harbors, rivers, inlets, etc. where any entrance is over two miles wide to the first point where the distance between shorelines narrows to two miles)
The Great Lakes
Territorial seas
Bodies of water connected directly to one of the above, up to a point where the body of water is less than two miles wide

FENDERS -Cushioning device placed between vessels or between a vessel and a dock to prevent damage.

FLOAT PLAN -A written plan of an outing left with a relative, friend, or local marina to provide a description of the vessel, list of persons on board, the detailed route, and expected return time.
FORWARD -Toward the bow

FREEBOARD -Distance from water to lowest point of the boat where water could come on board

FURL -To roll up tightly and make secure

GIVE-WAY VESSEL -The vessel that is required to take early and substantial action to keep well away from other vessels by stopping, slowing down or changing course.

GUNWALE -Upper edge of vessel's side (generally pronounced gunnel)

HALYARDS -Lines (ropes) used to raise and lower the sails

HATCH -Closable opening in the deck

HITCH -1. A connection between a vehicle and a trailer. 2. Knot used to secure a rope fast to another rope or other object.

HULL -Body of a vessel, basic structure or shell

IGNITION SAFETY SWITCH -A safety device that is designed to shut the engine down if the operator is thrown from the proper operating position

IMPELLER -Device used to pump and force water under pressure through a steering nozzle at the rear of the vessel

INBOARD ENGINE -A type of engine that has a motor mounted inside the hull's midsection or in front of the transom that turns a drive shaft that runs through the bottom of the hull and is attached to a propeller at the other end

JET DRIVE ENGINE -A type of engine that uses a motor to power a strong water pump, which sucks up water and forces the water out the back to thrust the vessel forward

JET SKI -Frequently used term for personal watercraft, which is a small vessel that uses an inboard jet drive as its primary source of propulsion, and is designed to be operated by a person or persons sitting, standing, or kneeling on the vessel rather than inside the vessel

KEEL -The part of the boat attached to the bottom of some hulls to keep the boat from sliding sideways through the water

LANYARD -Short cord used for fastening something or securing rigging, on a PWC and most powerboats, it attaches the ignition safety switch to the operator's wrist or life jacket

LEEWARD -Direction toward which the wind is blowing, or downwind. Leeward vessel refers to the vessel that is downwind of the other.

LENGTH OVERALL (LOA) -Length of the hull excluding any attachments

MARINA -A facility providing vessel moorage space, fuel, or commercial services

MAST -Vertical spar on which sails are set

MASTHEAD LIGHT -White light that shines forward and to both sides

MOOR -To keep a vessel in place by setting anchor or tying the vessel to a fixed object or buoy

MOTORBOAT -Any vessel operated upon water that is propelled by sail or machinery, whether or not the machinery is the principal source of propulsion

NAVIGATION LIGHTS -Lights shown by a vessel that indicate course, position, and type of vessel.

NAVIGATION RULES -The rules of the U.S. Coast Guard governing navigation lights, rules for vessels encountering other vessels and distress signals. For the purpose of the navigation rules, the following definitions apply:
1. Vessel engaged in fishing: Any vessel fishing with nets, lines, trawls, or other fishing equipment that restricts maneuverability, however, does not include a vessel fishing with trolling lines or other fishing equipment that do not restrict maneuverability.
2. Vessels in sight of one another: One vessel can be observed visually from the other.
3. Restricted visibility: Any condition in which visibility is restricted by fog, mist, falling snow, heavy rainstorms, sandstorms or any other similar causes.
4. Risk of collision: Any situation when an approaching vessel continues on a collision course (the bearing of the approaching vessel does not change), or when you are approaching a very large vessel.

OPERATE -To steer, direct, or otherwise have physical control of a vessel that is underway

OUTBOARD ENGINE -A type of engine that is a complete power unit (motor and propeller) mounted on the transom of the vessel

OVERBOARD -Over the side or out of the vessel

PERSONAL FLOTATION DEVICE (PFD) -A buoyant vest, coat, or suit designed to be worn or a buoyant ring or cushion designed to be grasped.

PERSONAL WATERCRAFT (PWC) A small vessel that uses an inboard jet drive as its primary source of propulsion, and is designed to be operated by a person or persons sitting, standing, or kneeling on the vessel rather than inside the vessel.

PIER -Structure extending into the water from shoreline to allow vessels to dock

PLANING HULL -A hull designed to rise up and glide on top of the water when enough power is supplied.

PORT -Left side of a vessel

POWERBOAT -A vessel whose means of propulsion is an engine

POWER-DRIVENVESSEL -Any vessel propelled by machinery, including a sailboat using an engine.

PROPELLER -Rotating device that turns and powers a boat forward or backward

PWC -A small vessel that uses an inboard jet drive as its primary source of propulsion, and is designed to be operated by a person or persons sitting, standing, or kneeling on the vessel rather than inside the vessel.

RAFT -A floating platform

RIGGING -The lines (ropes) and gear used to support and control the sails on a sailboat

RUDDER -Steering device, usually a vertical blade attached to a post at, or near, the stern of the boat.

SAFETY LANYARD -Short cord for attaching the ignition safety switch to your wrist or personal flotation device (life jacket)

SAILING VESSEL -Any vessel under sail and with no engine in use

SHEETS -Lines (ropes) used to control the angle of the sails to the wind

SIDELIGHTS -Red and green navigation lights visible to another vessel approaching from the side or head-on (also called combination lights); red indicates a vessel's port side, green indicates a vessel's starboard side.

STAND-ON VESSEL -The vessel that must maintain its course and speed unless it becomes apparent that the give-way boat is not taking appropriate action; if you must take action, do not turn toward the give-way boat or cross in front of it.

STARBOARD -Right side of a vessel

STEERING CONTROL -Means of controlling the steering nozzle on a PWC

STEERING NOZZLE -Device used for directing the stream of water to the left or right at the stern of the PWC, which steers the PWC.

STEM -Upright structural member or post of the bow

STERN -Rear of a vessel

STERN DRIVE ENGINE -A type of engine that has a motor mounted inside the vessel and attached through the transom to a drive shaft that runs through the transom and turns a propeller at the other end; also called inboard/outboard engines (I/O)

STERNLIGHT -White light seen only from behind or nearly behind the vessel

STERN LINE -A line (rope) used at the stern of a vessel

SWAMP -To fill with water

SWIM PLATFORM -A deck extending from the transom at waterline position

TIDE -The vertical rise and fall of ocean water resulting from the moon and sun exerting a pull on the earth

TILLER -Lever used to turn a rudder to steer a boat

TONGUE WEIGHT -The weight a loaded trailer places on the towing hitch

TRANSOM -Vertical surface at the back of the hull

TRIM -Term that refers to the running position of the engine drive unit

UNDERWAY -Not anchored, tied to shore or aground; making progress through the water

UNPOWERED VESSEL -Any sailboat under sail power alone and vessels that are paddled, poled or rowed

UPSTREAM -In the direction that is against the current

UPWIND -In the direction that is against the wind

VESSEL -Every kind of watercraft capable of being used as a means of transportation on water, including seaplanes

VISUAL DISTRESS SIGNAL (VDS) -A device that allows vessel operators to signal for help in the event of an emergency.

WAKE -Waves that a vessel leaves behind as it moves through the water

WINCH -A geared drum turned by a handle and used to pull lines (ropes) such as those that connect a vessel to a trailer.

WINDWARD -Direction from which the wind is blowing, or upwind. Windward vessel refers to the vessel that is upwind of the other.
 
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