Bridge Navigation & Deck Operations

Ship Steering Gear – Operation and Safety

This test covers the basic principles of ship steering gear operation, SOLAS requirements, hydraulic steering systems, and common steering gear faults. Designed for deck cadets and junior officers, it helps reinforce essential knowledge required for safe ship maneuvering and bridge operations.

Питань 18

Час 9 min

Мова Англійська

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Питання 1

Which one of these statements best describes the effect of using two steering gear hydraulic pumps instead of one?

A The speed of rudder movement is greatly increased.

B The force on the rudder is greatly increased.

C The speed of rudder movement and the force on the rudder are greatly increased.

D There is little effect on the speed of movement or the force on the rudder, but reliability is increased.

Питання 2

Which one of these statements about rudder carrier bearings is true?

A A separate rudder carrier bearing is only required on ram type steering gears.

B A rudder carrier bearing is not required on rotary vane type steering gears.

C A rudder carrier bearing is only required on ram type steering gears.

D A rudder carrier bearing is only required on rotary vane type steering gears.

Питання 3

Which one of the following is NOT caused by air in a steering gear hydraulic system?

A Rudder tends to return to mid-ships.

B Corrosion.

C Erratic movement of the rudder.

D Overheating.

Питання 4

Which one of the following statements gives one of the steering gear requirements for passenger ships?

A Each power unit must be capable of moving the rudder from 35° on either side to 30° on the other side in not more than 28 seconds.

B The requirements for each steering gear remains the same, even if there is more than one rudder.

C There must be two identical power units which together can move the rudder from 35° on either side to 30° on the other side in not more than 28 seconds.

D There must be oil leakage detection fitted.

Питання 5

Where a steering gear is fitted with oil leak detection what would be the first alarm in the event of loss of oil?

A Low level alarm in the hydraulic fluid tank.

B Hydraulic system power failure.

C Hydraulic system separation.

D Low level alarm in the hydraulic fluid tank together with stand by pump auto-start.

Ship Steering Gear – Operation and Safety

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