Rudder wear down measurement: (Ram type Steering Gear )
At sea:
1)Jumping clearance or bouncing clearance,measured between swivel block and upper ram fork end. (lmit is 19mm)
2)Wear down clearance,measured between swil block and bottom ram fork end. (limit is 12-19mm)
At docking:
1)Bouncing clearance: measured betwen top ofrudde and jmpng bar.
2)Wear down clearance: beween the bottom of rudder and reference mark.
Rudder Drop in ship is measured by Tramel gauge.
The rudder drop is the rudder carrier bearing that wears down. To measure the rudder drop it needed to use a trammel gauge, the L shaped instrument.
Of the ship
navigator
With a rudder
It helps stear, the size of the rudder depends on the size of the ship
to be able to steer a ship with complete control. without ship rudder many people would tip over when there on a boat.
magnetic compass
Rudder trunk is a space between carrier bearing and bush of the rudder stock of a ship's and the space is located just above rudder.
A rudder is a blade at the back of a boat or ship that is used to change directions. In other words, it's used to steer!
ya mum
That component is called the rudder.
The captain used the rudder to steer the ship away from the rocky shore.