Rail Data TOPS Code/Class Details

Rail Data > Data > Codes > TOPS List > 20/0

Main Details PDF

TOPS Code/Class:	20/0
Key Photo:
Icon:
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)	LL - Long Code, Locomotives
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).	0 - Locos
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).	* - Not defined by code
Parent:	20
Description:	Bo-Bo Diesel Electric Loco
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.	20001-20228
Status:	Current
Date On:
Origins:
Date Off:
Destiny:

Sub-codes ?If this code had any sub-codes, they will be listed here.
None found

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

Design	Class	Series	Description	Status
20-0AV	20/0	BR TOPS Loco Design Code	Class 20 Bo-Bo Diesel Loco	TBC
20-0BX	20/0	BR TOPS Loco Design Code	Class 20 Bo-Bo Diesel Loco	TBC
20-0CV	20/0	BR TOPS Loco Design Code	Class 20 Bo-Bo Diesel Loco	TBC
20-0DX	20/0	BR TOPS Loco Design Code	Class 20 Bo-Bo Diesel Loco	TBC
20-0EV	20/0	BR TOPS Loco Design Code	Class 20 Bo-Bo Diesel Loco	TBC
20-0FX	20/0	BR TOPS Loco Design Code	Class 20 Bo-Bo Diesel Loco	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 is one batch recorded as being wholly to this TOPS code.

Numbers	Class	Design	Type	Qty	Origin	Built/Converted	Date/s	Lot
20001-20228	20/0		Class 20 Bo-Bo Diesel Loco	228	Renumbered		1974

Notes

Note added Mon 02/11/2020 by Thomas Young

Category: Modifications/Conversions
Official London Midland region lists in late 1985 showed that 15 pairs of class 20s were permanently coupled by joining their main reservoirs. It was noted that the pairings included several from different depots.
Source: Rail Enthusiast magazine, January 1986 issue, p44

Note added Mon 02/11/2020 by Thomas Young

Category: Modifications/Conversions
Last loco for conversions from vacuum to dual-brakes was (by mid-November 1985) 20170.
Source: Rail Enthusiast magazine, January 1986 issue, p44

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)

Listings
There are 438 listings (with 218 distinct numbers) for this TOPS code/class (not including any sub-codes). The most recent 50 are shown below.

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.	Number	TOPS	Design	Pool	Livery	Allocation	Location	Notes	?Shows the approval status of each listing. Hover over an icon for an explanation.
01/01/2019	LListing (e.g. in an ABC)	AExtant, Registered, Active	Click here for more details of this prefix	20007	20/0		MOLO	green	Swanwick Junction (MRC)	Swanwick West		Approved, auto/admin
01/01/2019	LListing (e.g. in an ABC)	SExtant, Registered, Stored	Click here for more details of this prefix	20016	20/0		HNRS	BR blue	Long Marston			Approved, auto/admin
01/01/2019	LListing (e.g. in an ABC)	SExtant, Registered, Stored	Click here for more details of this prefix	20056	20/0		HNRL	yellow		Scunthorpe Steelworks		Approved, auto/admin
01/01/2019	LListing (e.g. in an ABC)	AExtant, Registered, Active	Click here for more details of this prefix	20066	20/0		HNRL	dark blue		Hope Cement Works		Approved, auto/admin
01/01/2019	LListing (e.g. in an ABC)	SExtant, Registered, Stored	Click here for more details of this prefix	20081	20/0		HNRS	BR blue	Long Marston			Approved, auto/admin
01/01/2019	LListing (e.g. in an ABC)	SExtant, Registered, Stored	Click here for more details of this prefix	20088	20/0		HNRS	RFS grey	Long Marston			Approved, auto/admin
01/01/2019	LListing (e.g. in an ABC)	AExtant, Registered, Active	Click here for more details of this prefix	20096	20/0		GBEE	BR blue	Barrow Hill Depot			Approved, auto/admin
01/01/2019	LListing (e.g. in an ABC)	AExtant, Registered, Active	Click here for more details of this prefix	20107	20/0		GBEE	BR blue	Barrow Hill Depot			Approved, auto/admin
01/01/2019	LListing (e.g. in an ABC)	SExtant, Registered, Stored	Click here for more details of this prefix	20110	20/0		HNRS	green	Bury Depot (Manchester)			Approved, auto/admin
01/01/2019	LListing (e.g. in an ABC)	AExtant, Registered, Active	Click here for more details of this prefix	20118	20/0		GBEE	BR Railfreight grey	Barrow Hill Depot			Approved, auto/admin
01/01/2019	LListing (e.g. in an ABC)	SExtant, Registered, Stored	Click here for more details of this prefix	20121	20/0		HNRL	Harry Needle orange	Barrow Hill Depot			Approved, auto/admin
01/01/2019	LListing (e.g. in an ABC)	AExtant, Registered, Active	Click here for more details of this prefix	20132	20/0		GBEE	BR Railfreight grey	Barrow Hill Depot			Approved, auto/admin
01/01/2019	LListing (e.g. in an ABC)	AExtant, Registered, Active	Click here for more details of this prefix	20142	20/0		MOLO	LUL maroon	Swanwick Junction (MRC)	Swanwick West		Approved, auto/admin
01/01/2019	LListing (e.g. in an ABC)	AExtant, Registered, Active	Click here for more details of this prefix	20168	20/0		HNRL	white/green		Hope Cement Works		Approved, auto/admin
01/01/2019	LListing (e.g. in an ABC)	AExtant, Registered, Active	Click here for more details of this prefix	20189	20/0		MOLO	BR blue	Swanwick Junction (MRC)	Swanwick West		Approved, auto/admin
01/01/2019	LListing (e.g. in an ABC)	AExtant, Registered, Active	Click here for more details of this prefix	20205	20/0		MOLO	BR blue	Swanwick Junction (MRC)	Swanwick West		Approved, auto/admin
01/01/2019	LListing (e.g. in an ABC)	AExtant, Registered, Active	Click here for more details of this prefix	20227	20/0		MOLO	LUL maroon	Swanwick Junction (MRC)	Swanwick West		Approved, auto/admin
01/2011	LListing (e.g. in an ABC)	SExtant, Registered, Stored	Click here for more details of this prefix	20016	20/0				Long Marston			Approved, auto/admin
01/2011	LListing (e.g. in an ABC)	SExtant, Registered, Stored	Click here for more details of this prefix	20032	20/0				Long Marston			Approved, auto/admin
01/2011	LListing (e.g. in an ABC)	SExtant, Registered, Stored	Click here for more details of this prefix	20035	20/0					Colne Valley Railway		Approved, auto/admin
01/2011	LListing (e.g. in an ABC)	SExtant, Registered, Stored	Click here for more details of this prefix	20057	20/0				Long Marston			Approved, auto/admin
01/2011	LListing (e.g. in an ABC)	SExtant, Registered, Stored	Click here for more details of this prefix	20063	20/0					Colne Valley Railway		Approved, auto/admin
01/2011	LListing (e.g. in an ABC)	SExtant, Registered, Stored	Click here for more details of this prefix	20072	20/0				Long Marston			Approved, auto/admin
01/2011	LListing (e.g. in an ABC)	SExtant, Registered, Stored	Click here for more details of this prefix	20081	20/0				Long Marston			Approved, auto/admin
01/2011	LListing (e.g. in an ABC)	SExtant, Registered, Stored	Click here for more details of this prefix	20088	20/0				Long Marston			Approved, auto/admin
01/2011	LListing (e.g. in an ABC)	SExtant, Registered, Stored	Click here for more details of this prefix	20092	20/0				Barrow Hill Depot			Approved, auto/admin
01/2011	LListing (e.g. in an ABC)	SExtant, Registered, Stored	Click here for more details of this prefix	20107	20/0				Barrow Hill Depot			Approved, auto/admin
01/2011	LListing (e.g. in an ABC)	SExtant, Registered, Stored	Click here for more details of this prefix	20121	20/0				Barrow Hill Depot			Approved, auto/admin
01/2011	LListing (e.g. in an ABC)	SExtant, Registered, Stored	Click here for more details of this prefix	20132	20/0				Barrow Hill Depot			Approved, auto/admin
01/2011	LListing (e.g. in an ABC)	SExtant, Registered, Stored	Click here for more details of this prefix	20166	20/0					Wensleydale Railway	Officially listed as stored but actually operational	Approved, auto/admin
01/2011	LListing (e.g. in an ABC)	SExtant, Registered, Stored	Click here for more details of this prefix	20197	20/0					European Metal Recycling, Kingsbury		Approved, auto/admin
05/2000	LListing (e.g. in an ABC)	SExtant, Registered, Stored	Click here for more details of this prefix	20007	20/0	20-0BX	XHSS	BR blue	Carlisle Kingmoor Depot	Doncaster Works, Wabtec		Approved, auto/admin
05/2000	LListing (e.g. in an ABC)	WExtant, Un-registered, Withdrawn	Click here for more details of this prefix	20016	20/0	20-0BX	WNZX	BR blue	Unallocated (EWS)	Bescot Depot		Approved, auto/admin
05/2000	LListing (e.g. in an ABC)	SExtant, Registered, Stored	Click here for more details of this prefix	20032	20/0	20-0BX	XHSS	BR blue	Carlisle Kingmoor Depot	Doncaster Works, Wabtec		Approved, auto/admin
05/2000	LListing (e.g. in an ABC)	WExtant, Un-registered, Withdrawn	Click here for more details of this prefix	20057	20/0	20-0DX	WNZX	BR blue	Unallocated (EWS)	Bescot Depot		Approved, auto/admin
05/2000	LListing (e.g. in an ABC)	SExtant, Registered, Stored	Click here for more details of this prefix	20059 (R)	20/0	20-0DX	WNXX	Railfreight grey with red stripe	Unallocated (EWS)	Margam Yard		Approved, auto/admin
05/2000	LListing (e.g. in an ABC)	WExtant, Un-registered, Withdrawn	Click here for more details of this prefix	20066	20/0	20-0DX	WNZX	BR blue	Unallocated (EWS)	Bescot Depot		Approved, auto/admin
05/2000	LListing (e.g. in an ABC)	SExtant, Registered, Stored	Click here for more details of this prefix	20072	20/0	20-0DX	XHSS	BR blue	Carlisle Kingmoor Depot	Doncaster Works, Wabtec		Approved, auto/admin
05/2000	LListing (e.g. in an ABC)	WExtant, Un-registered, Withdrawn	Click here for more details of this prefix	20073	20/0	20-0DX	WNZX	BR blue	Unallocated (EWS)	Bescot Depot		Approved, auto/admin
05/2000	LListing (e.g. in an ABC)	WExtant, Un-registered, Withdrawn	Click here for more details of this prefix	20081	20/0	20-0DX	WNZX	BR blue	Unallocated (EWS)	Bescot Depot		Approved, auto/admin
05/2000	LListing (e.g. in an ABC)	WExtant, Un-registered, Withdrawn	Click here for more details of this prefix	20092	20/0	20-0DX	WNZX	Central Services grey/red	Unallocated (EWS)	Bescot Depot		Approved, auto/admin
05/2000	LListing (e.g. in an ABC)	WExtant, Un-registered, Withdrawn	Click here for more details of this prefix	20119	20/0	20-0DX	WNZX	BR blue	Unallocated (EWS)	Toton Depot		Approved, auto/admin
05/2000	LListing (e.g. in an ABC)	SExtant, Registered, Stored	Click here for more details of this prefix	20121	20/0	20-0DX	XHSS	BR blue	Carlisle Kingmoor Depot	Doncaster Works, Wabtec		Approved, auto/admin
05/2000	LListing (e.g. in an ABC)	WExtant, Un-registered, Withdrawn	Click here for more details of this prefix	20132	20/0	20-0FX	WNZX	Railfreight grey with red stripe	Unallocated (EWS)	Bescot Depot		Approved, auto/admin
05/2000	LListing (e.g. in an ABC)	WExtant, Un-registered, Withdrawn	Click here for more details of this prefix	20138	20/0	20-0FX	WNZX	Railfreight grey with red stripe	Unallocated (EWS)	Bescot Depot		Approved, auto/admin
05/2000	LListing (e.g. in an ABC)	SExtant, Registered, Stored	Click here for more details of this prefix	20165	20/0	20-0FX	WNZX	Railfreight grey with red stripe	Unallocated (EWS)	Carlisle Kingmoor Depot		Approved, auto/admin
05/2000	LListing (e.g. in an ABC)	SExtant, Registered, Stored	Click here for more details of this prefix	20168 (R)	20/0	20-0FX	WNXX	BR blue	Unallocated (EWS)	Margam Yard		Approved, auto/admin
05/2000	LListing (e.g. in an ABC)	WExtant, Un-registered, Withdrawn	Click here for more details of this prefix	20177	20/0	20-0FX	WNZX	BR blue	Unallocated (EWS)	Toton Depot		Approved, auto/admin
05/2000	LListing (e.g. in an ABC)	SExtant, Registered, Stored	Click here for more details of this prefix	20188	20/0	20-0FX	MBDL	BR black	Unallocated	Ropley (MHR)		Approved, auto/admin
05/2000	LListing (e.g. in an ABC)	AExtant, Registered, Active	Click here for more details of this prefix	20189	20/0	20-0FX	MBDL	green	Unallocated			Approved, auto/admin

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.

Number

TOPS

Design

Pool

Livery

Allocation

Location

Notes

?Shows the approval status of each listing. Hover over an icon for an explanation.

01/01/2019