Table of Contents
What does class notation mean?
Class notations are mentioned in the “certificate of class” of the vessel. These notations are the symbols that signify the standards to which the ship is built. It is so important that ship’s officers understand the construction capabilities (and limitations) of their ship.
What is class notation for ships?
The classification details of a ship hull or machinery using particular terms or abbreviations, e.g. oil tanker, UMS (unattended machinery space).
What is PSCM notation?
The preventive maintenance system has been incorporated in 8.1. 3 of Chapter 8, Part B of the Rules for the Survey and Construction of Steel Ships. (For ships for which the preventive maintenance system has been approved by the Society, the notation (PSCM) is affix吋to the ship’s classification character.)
What is Ice Class vessel?
Ice class refers to a notation assigned by a classification society or a national authority to denote the additional level of strengthening as well as other arrangements that enable a ship to navigate through sea ice. Some ice classes also have requirements for the ice-going performance of the vessel.
What are conditions of class?
‘Conditions of Class’ mean requirements to the effect that specific measures, repairs, surveys etc. are to be carried out within a specific time limit in order to retain Classification.
What are class societies?
Class society or class-based society is an organizing principle society in which ownership of property, means of production, and wealth is the determining factor of the distribution of power, in which those with more property and wealth are stratified higher in the society and those without access to the means of …
What are the four parts of class notation?
The diagram is divided into four parts.
- The top section is used to name the class.
- The second one is used to show the attributes of the class.
- The third section is used to describe the operations performed by the class.
- The fourth section is optional to show any additional components.
What does ice class 1C mean?
Light ice conditions
Ice Class 1A: Capable of trodding in difficult ice conditions, with icebreaker escort. Ice Class 1B: Moderate ice conditions with an icebreaker. Ice Class 1C: Light ice conditions, with icebreakers. Mostly, cargo ships capable of lying in very cold regions.
What is Ice Class 1D?
An ice-strengthened ship is a ship made of steel. Plancius has an ice-class notation of 1D. Icebreakers are needed if there is a trade route to keep ice free, if there are military reasons for patrolling in areas with heavy sea ice or if you need to work in heavy ice conditions, particularly in winter.
How do you classify a ship?
Ships are mainly classified into the following types:
- Container Ships.
- Bulk Carrier.
- Tanker Ships.
- Passenger Ships.
- Naval Ships.
- Offshore Ships.
- Special Purpose Ships.
How did Karl Marx define social class?
Class, for Marx, is defined as a (social) relationship rather than a position or rank in society. The structure and basis of a social class may be defined in objective terms, as groups with a common position with respect to property or the means of production.