Last Checked or Updated
08 June 2026
50024

D425 | 50025 Invincible

50026
50 025
Photo: K. Connolly - Crewe Works 15/12/1974
Loco Specific Information
 
Built By English Electric at The Vulcan Foundry    
Build Number EE 3795 / VF D1166    
To British Rail / To Service 31.05.1968 / 08.06.1968 D425  
TOPS Renumbered 15.02.1974 50025  
Time In Service 21 years, 2 months, 14 days 7,745 days  
Engine Hours 4,137    
Nameplate Invincible Fitted 06.06.1978
 

 

First Noted Working Found
 
Friday 07 June 1968 Inverness - Edinburgh R.O. 474 p295
 

 

Works History & Service Working (Before & After)
1 — Crewe Works (1971)
1
Before    
Works Light Repair Entry Prior 14.03.1971 / Release 03.04.1971
After    
2 — Crewe Works (1972)
2
Before    
Works Light Repair Entry Prior 23.04.1972 / Release Prior 11.06.1972
After    
3 — Crewe Works (1973)
3
Before    
Works Light Repair Entry Prior 08.04.1973 / Release Prior 20.05.1973
After    
4 — Crewe Works (1974)
4 Before  
Works Intermediate Entry Prior 19.05.1974 / Release 13.08.1974
After  
5 — Crewe Works (1975)
5
Before    
Works Light Repair Entry Prior 08.06.1975 / Release Prior 20.09.1975
After    
6 — Doncaster Works (1979)
6
Before    
Works Intermediate Entry Prior 10.06.1979 / Release 08.09.1979
After    
7 — Doncaster Works (1982)
7
Before    
Works Refurbishment Entry 08.02.1982 / Release 02.08.1982
After    
8 — Laira Depot (1987)
8
Before    
Works Major F Exam Entry xx.xx.xxxx / Release 23.02.1987
After    

 

Last Passenger Duty (PD) / Last Working (LW)
 
PD Sunday 06.08.1989 1F87 21:15 Oxford - Paddington
LW Sunday 06.08.1989 1F87 21:15 Oxford - Paddington
 

 

 

Post Service
 
Withdrawn 06.08.1989    
Condemned 14.08.1989   Derailment
Cut Up 10.1989 At Old Oak Common by Vic Berry
 

 

Identification Markings & Notes
 
 
 
 
 

Allocations / Sectors
 
Date Area / Depot Depot Code Time Spent at Depot
 
xx.06.1968 Allocated to London Midland Western Lines LMWL  
xx.06.1968 Allocated to London Midland Stoke Division D05  
x.05.1973 Allocated to Crewe Diesel CD  
04.05.1974 Reallocated to Bristol Bath Road BR  
11.12.1976 Reallocated to Laira LA  
03.1983 Reallocated to Old Oak Common OC  
 
  Sector Code   Sector
 
05.1987 NXXA   Network SouthEast
30.09.1988 NWRA   Provincial
 

Liveries
 
Date From Livery Notes
 
31.05.1968 Standard British Rail Blue  
08.1982 Large Logo British Rail Blue, Grey Roof  
  Network South East Original, Blue, Red, White, Light Grey  
 

Damage / Accidents
 
06.08.1989 50025 Invincible was heading at high speed with the 21:15 Oxford to Paddington service when it struck a section of rail deliberately laid across the track by vandals. It derailed and travelled for half a mile, ripping up track before turning on its side. There were no fatalities or serious injuries. 50025 was written off.
 

Photos
 
Standard British Rail Blue Nameplate
 
Photo: