Encyclopedia banner

Encyclopedia of Marine Technology


142 results


A chamber functioning as a connection point for various valves and pipelines.


A remotely-operated work arm.

Manned facility

A facility with permanently-occupied living accommodations, or the one that requires continuous presence of personnel for more than 12 hours in successive 24- hour periods, (ABS).


The number of personnel forming the ship crew.

Manoeuvrability of the ship, manoeuvring capability of ship

Manoeuvring characteristics such as turning, yaw-checking, course-keeping and stopping abilities of the ship.

Manoeuvring characteristics

The IMO resolution MSC.137(76) “Standards for Ship Manoeuvrability” identify the following characteristics: Inherent dynamic stability, Course-keeping ability, Initial turning/course-changing ability, Yaw checking ability, Turning ability...

Manoeuvring criteria

The manoeuvrability of the conventional ship at full load is considered satisfactory if the following criteria are complied with: Turning ability, Initial turning ability, Yaw-checking and course-keeping abilities, Stopping ability.

Manoeuvring Information

Pilot card, wheelhouse poster and manoeuvring booklet as required by the resolution A.601(15) “Provision and Display of Manoeuvring Information on Board Ships”.

Manoeuvring parameters

According to IMO resolution MSC.137(76) “Standards for Ship Manoeuvrability” adopted on 4 December 2002.

Manoeuvring speed

A vessel reduced rate of speed in restricted waters such as fairways, harbours, etc.

Manoeuvring stations

Forecastle, stern, pilot boarding station, muster stations.

Manoeuvring tests

The full-scale trials conducted in order to evaluate such performance of a ship as turning, yaw-checking, course-keeping and stopping abilities.

Margin line

A line drawn at least 76mm below the upper surface of the bulkhead deck at side, (SOLAS).

Margin plate

The outboard strake of the inner bottom.


The Maritime Research Institute Netherlands was founded in 1929 as the Netherlands Ship Model Basin (NSMB) by the Dutch government and industry. The work was started in 1932, following completion of the deep water towing tank.


Marine evacuation systems (MES) are provided for the high-speed evacuation of a large number of passengers and crew. These systems are based on slide or chute methods.

Marine evacuation systems (MES)

MES is an appliance for the rapid transfer of persons from the embarkation deck of a ship to a floating survival craft.

Marine fuel oils

Heavy residual fuel oils (HFO) are used in the majority of motor ships. International standard ISO 8217 gives 12 classifications for residual oils and four classifications for distillate fuels.

Marine riser

A large diameter tube, which extends from the blowout preventer on the seabed, to the drilling platform. It is used as a return path for the drilling fluid.

Maritime industrial Organizations

A variety of Shipowners associations, trade unions and insurance companies such as: BIMCO and INTERCARGO.

1 2 3 4 5 6 7 8
Download the Encyclopedia