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Anchors
Seamanship Midterm
| Term | Definition |
|---|---|
| Anchor Aweigh | The moment the anchor is broken from the ground and free from the sea bed it is this. |
| Anchor A-Cockbill | Anchor is hanging vertically from the hawsepipe in preparation for letting go |
| Yankee | International flag meaning anchor is dragging |
| catenary | curve in the anchor chain |
| brought up | The terms "come to" and "got her cable" mean the anchor is this. |
| Drop an anchor underfoot | Letting an anchor go to the bottom then holding on to the brake. |
| Foul anchor | Anchor is caught in an underwater obstruction |
| Foul Hawse | Crossing of anchor cables when they are both used at the same time |
| Cross | Occurs when the cables are foul hawse because ship has swung through 180 degrees |
| Elbow | Occurs when the cables are foul hawse because ship has swung through 360 degree |
| Round turns | Occurs when the cables are foul hawse because ship has swung through 720 degrees, or twice round |
| Grow | When the exposed part of the chain above the surface expands towards the anchor, the cable is said to do this |
| Gyspy | Vertical wheel on the windlass which the cable passes over |
| Hawse pipes | Two pipes on either bow which hold the bow anchors |
| Hove in sight | When the Anchor crown shackle breaks the water |
| Long stay | A good length of cable is exposed on the horizontal |
| moored | A vessel is this when she has two anchors down to the sea bed |
| render cable | Apply the brake lightly so that when weight comes on the cable it will run out slowly |
| scope | length of chain between the vessel and the sea bottom |
| 15 fathoms | length of a shackle of cable is 90 feet or this |
| fathom | six feet |
| sheer | angular movement of the vessel about the hawse pipe point |
| snub | stop the cable running out by applying the brake |
| spurling pipes | termed naval pipes in the royal navy. the cable passes from these pipes through the windlass or cable holder to the cable locker |
| tide rode | a vessel is said to be doing this if it is riding at anchor head to tide |
| up and down | Anchor is said to be this when the angle the cable makes with the water surface is ninety degrees - usually just before anchors aweigh |
| veer cable | to pay out cable under power, by walking out the gypsy of the windlass |
| walk back the anchor | Lower the anchor under power |
| wind rode | vessel is said to be this when riding at anchor head to wind |
| yaw | vessel is doing this when, at anchor, she moves to port and starboard of the anchor position under the influence of wind and/or tide. |
| kedge | Stern anchor |
| stern anchor | used to prevent ship from rotating with change of tide where there’s not much room to swing. |
| anchor certificate | After the test on the anchor is completed, this will be awarded |
| admirality pattern anchor | Known as the fisherman's anchor |
| admirality cast anchor | A stockless anchor with twice the holding power of conventional stockless anchors |
| bruce anchor | This type of anchor is self orienting. As it engages the sea bed, it rolls upright |
| plough | This type of anchor is generally used as a mooring anchor for small vessels |
Created by:
holly-kakes
Popular Marine Sci Tech 1 sets