What is load line in shipping?
“Load line is a special marking positioned amidships which depicts the draft of the vessel and the maximum permitted limit in distinct types of waters to which the ship can be loaded.”
What is load line survey of ship?
When being specific about the load line survey, it is basically an effort to make the hull watertight below the freeboard and weather tight above it. However, all effort should be made to make the vessel achieve its maximum possible level of working efficiency.
Why is there a load line mark on ships?
The Plimsoll line (also known as a Load Line or the International Load line) is a reference mark located on a ship’s hull that indicates the maximum depth to which the vessel may be safely immersed when loaded with cargo.
Who issues the load line Certificate?
An International Load Line Exemption Certificate shall be issued to any ship to which an exemption has been granted under and in accordance with paragraph (2) or (4) of Article 6. Such certificates shall be issued by the Administration or by any person or organization duly authorized by it.
What is meant by load line?
In graphical analysis of nonlinear electronic circuits, a load line is a line drawn on the characteristic curve, a graph of the current vs. the voltage in a nonlinear device like a diode or transistor. It represents the constraint put on the voltage and current in the nonlinear device by the external circuit.
What is load line regulations?
In the 1966 Load Lines convention, adopted by IMO, provisions are made for determining the freeboard of ships by subdivision and damage stability calculations. The regulations take into account the potential hazards present in different zones and different seasons.
What is the load line?
: the line on a ship indicating the depth to which it sinks in the water when properly loaded — see plimsoll mark illustration.
What is load line regulation?
Who usually issue the load line Certificate?
Issue of certificates An International Load Line Exemption Certificate shall be issued to any ship to which an exemption has been granted under and in accordance with paragraph (2) or (4) of Article 6. Such certificates shall be issued by the Administration or by any person or organization duly authorized by it.
Which vessel are exempt from the load line Convention?
Clause (7) exempts all vessels that are less than 24 meters (79 feet) in length from load line requirements whether on international or domestic voyages.
Why is it called a load line?
When a line is drawn joining these two points, such a line can be called as Load line. This is called so as it symbolizes the output at the load. This line, when drawn over the output characteristic curve, makes contact at a point called as Operating point.
How long is a load line certificate valid for?
Load line certificates are normally valid for five years.
How many years is the validity of International load line Certificate?
five years
An International Load Line Certificate (1966) shall be issued for a period specified by the Administration, which shall not exceed five years from the date of issue.
What are the principles of the load line Convention?
What are the principles of the Load Line Convention?
- Adequate structural strength.
- Protection of safe means of access for the crew.
- Watertight integrity of ship’s hull below freeboard deck.
- Preserve reserve buoyancy by establishing minimum permissible freeboards.
How long is a load line certificate good for?
A Load Line Certificate shall be valid for a period not exceeding five (5) years from the date of issue.
What means load line?
Definition of load line : the line on a ship indicating the depth to which it sinks in the water when properly loaded — see plimsoll mark illustration.