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|TOPS Category: ?This is my own (unofficial) means to categorise TOPS codes based on what they relate to and whether they are long (4 characters, i.e. including sub-codes) or short (3 characters)
||SW - Short Code, Wagons
|TOPS GENKOC: ?The first character of a TOPS code is known as the GENKOC and indicates the general type of rolling stock (e.g. 1xx are DMUs).
||Z - 2/3-axle Departmental Wagons
|TOPS BRAKTY: ?The third character of many TOPS codes is the BRAKTY, indicating the type of braking equipment fitted (e.g. A indicates air brakes).
||B - Air brakes with through vacuum pipe
|Numbers: ?Numbers are only shown where the ranges were limited. Otherwise, refer to the listings section below. The letter r after the numbers indicates this is a range, with not all numbers in the sequence used.
Sub-codes ?If this code had any sub-codes, they will be listed here.
||Mobile power bank (ex class 84 locomotive)
Designs/Diagrams ?Design codes and diagrams related to this code (and any sub-codes where relevant) are listed here.
0 designs/diagrams currently listed against this TOPS code/class (including any sub-codes).
Batches ?Batches of numbers built or converted to this TOPS code are listed below. Note that only codes that were wholly to this code will appear, otherwise refer to the listings section for other numbers.
There are no batches recorded as being wholly to this TOPS code (including any sub-codes).
No notes have been left yet. ?There may be some notes posted but which have not yet been approved.
Profiles ?Profiles provide an overview of the histories of various types of train. Profiles that are relevant to this TOPS class/code are listed below. If no profiles are shown, try looking under the parent code (in main details section above)
There is one listing for this TOPS code/class (not including any sub-codes).
|Date ?The date of the listing. Newest listings are shown first.
||Type ?Listings are either plain listings (reported details at a given date) or changes (changes of details on a given date). Hover over a code for the explanation.
||Status ?The status of this number at (or after) the given date. Hover over a code for the explanation.
||Prefix ?The prefix carried at the given date. Hover over a prefix for an explanation.
||?Shows the approval status of each listing. Hover over an icon for an explanation.
||LListing (e.g. in an ABC)
||AExtant, Registered, Active
||ADBStock built or converted for departmental use (Mechanical and Electrical Engineer)
Click here for more details of this prefix
Photos - Internal
There are no photos of this type.
Photos - External
No external photos of this item yet.
To be added
Dimensions ?Dimensions are normally recorded against design/diagram numbers. They can be recorded against batches, lots or TOPS codes if the design/diagram is not available.
There are no dimensions recorded for this TOPS code.
Drawings ?Drawings are normally referenced to specific design/diagram numbers. They can be recorded against batches, lots or TOPS codes if the design/diagram is not available. If no drawings are listed here, try looking at related designs/diagrams (above).
There are no drawings referenced for this TOPS code.
Record added 01/01/2020 by Thomas Young
This item has not been edited.