Main Details PDF

TOPS Code/Class:	JJA (1)		Previous	Next
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	In selection ?This works on your last-used TOPS selection, including any filters and sort orders. Buttons will not show if the current TOPS code was not in your last selection, or if you are at the beginning or end of the data set.
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).	J2 - Bogie Private-Owner Wagons (from 1990)	Overall ?This works on the overall TOPS code list without any filtering or sorting applied.
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).	A - Air brakes
Description:
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.
Status:	Current
Date On:
Origins:
Date Off:
Destiny:
Key Photo:
Icon:

Similar/re-used codes ?TOPS codes have often been re-used. If there are any other known uses, they will be listed here.
JJA (2) (-)

Sub-codes ?If this code had any sub-codes, they will be listed here.

JJA-P

P.O. Steel, bogie

Designs/Diagrams ?Design codes and diagrams related to this code (and any sub-codes where relevant) are listed here.
2 designs/diagrams currently listed against this TOPS code/class (including any sub-codes).

Design	Class	Series	Description	Status
JJ047A		BR TOPS Wagon Design Code		TBC
JJ047B		BR TOPS Wagon Design Code		TBC

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 3 batches recorded as being wholly to this TOPS code (including any sub-codes).

Numbers	Class	Design	Type	Qty	Origin	Built/Converted	Date/s	Lot
GERS12895-GERS12899	JJA (1)		Bogie Autoballaster Wagon	5	Renumbered		2010
GERS12901-GERS12999	JJA (1)		Bogie Autoballaster Wagon	99	Conversion	RFS, Doncaster	2000-2001
GERS13001-GERS13005	JJA (1)		Bogie Autoballaster Wagon	5	Conversion	RFS, Doncaster	2001

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)

Photos - Internal
There are no photos of this type.

Photos - External
No external photos of this item yet.

Listings
There are 3 listings (with 2 distinct numbers) for this TOPS code/class (including any sub-codes).

Notes
No notes have been left yet. ?There may be some notes posted but which have not yet been approved.

Related Information
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.

Data History
Record added 01/01/2020 by Thomas Young

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Record edited 1 time.

Time / Date	Edited by	Change
15:11 on Tue 09/11/2021	Thomas Young	First-use indicator added