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Category Archives: Navigation

COLREG RULE NO 1

COLREG Rule No 01

Rule of the Road Part A – General Rule 1 – Apppication   (a)These Rules shall apply to all vessels upon the high seas and in all waters connected therewith navigable by seagoing vessels.  (b) Nothing in these Rules shall interfere with the operation of

squat

Squat

Vessel running in shallow water, depth less than twice the draft, an additional obstruction exists which can seriously compound the problem. The ship is running on even keel with a small under keel clearance and, therefore, water which would normally pass under the ship is

interaction

Interaction

Bank Effect Introduction The problem in its most simplistic form is the boundary layer of water that surrounds a ship when it is making headway. Forward of the pivot point a positive pressure area builds up whilst aft of the pivot point the flow of

furuno ecdis

Furuno 3000 Series ECDIS

All electronic chart licensing and data management operations are carried out through the “Charts” Option on the Top Toolbar and then from the various Tabs on the left hand side of the Home screen on the FURUNO ECDIS: To check the ECDIS Software Version: Select

EPIRB

Radio and Navigational Equipment Maintenance

Equipment / Requirement Regulation Ship Type Interval By Remark Testing of the automatic identification system (AIS) SOLAS V/18.9 All Annually Service Company Test report shall be retained on board the ship. Long range identification and tracking system (LRIT) SOLAS V/19-1 SOLAS V/16 MSC.1/Circ.1307 All Annually

anchoring

Anchoring and Anchor Watches

Anchoring represents a critical operation in that operator errors may produce immediate and significant accidents or create severe threats to the ship, its crew and cargo as well as the environment and other property. This section provides information on safe anchoring procedures. A licensed deck

main engine

Main Engine Operation

The Officer of the Watch should be familiar with the operation and limitations of the engine /propeller control mechanism. The following information will be helpful to a deck officer to understand the operation and limitations of machinery under different situations. It is advisable that the

Admiralty Information Overlay

The AIO is a worldwide digital dataset that is designed to be displayed over ENCs in ECDIS and other chart display systems to provide additional information during passage planning. The AIO is refreshed every week, as part of the AVCS Weekly Update and is issued

Anchor work

Anchor Work

Holding Power Knowledge of the type of anchor on your ship is necessary because the holding power of each type is different. The holding power of an anchor is normally expressed in tonnes. The maximum holding power is reached when the anchor starts to drag

ship handling

Turning

Lateral Resistance As a ship commences to turn and thereafter for the duration of a turn, the ship is sliding sideways through the water. This results in a large build up of water resistance which continually opposes the rudder force and we can refer to