D5166, 5166, 25016
D5166, 5166, 25016

Photograph courtesy J G Ashley.
A splendid portrait of 5166 at Morecambe, date unknown. On the extreme left are the sidings where the Heysham oil train would run round, this was also where diesel multiple units might be stabled The people to the right of the Class 25 mark the location of the new station, with but two platforms and a run round for Heysham bound trains. Beyond the sidings on the left is the now mandatory car park.

D5166/25016 was allocated to four Eastern Region depots for all of its fourteen year three month career.

Built: BR Darlington Locomotive Works.
Final exhaust roof panel: flush.
Time between last Classified repair and withdrawal: ?? months.
Time between withdrawal and scrapping: 11 months.


D5166 was new to Thornaby (51L) on November 2nd 1961. Further transfers were:

June 1967 to Gateshead (52A).
November 1967 to Thornaby (51L).
October 1968 to Holbeck (55A).
May 1970 to Thornaby (51L).
January 1972 to Holbeck (55A).
October 1972 to Tinsley (41A).
November 1972 to Holbeck (55A).
May 1973 to Tinsley (41A).
October 1973 to Holbeck.
March 1974 to Tinsley.
January 11th 1976 stored serviceable.
Withdrawn January 25th 1976.

Renumbered February 1974.

25016 was the 5th Class 25 withdrawn, its sister, 25015 was the 4th withdrawn.

After withdrawal 25016 was stored at Barrow Hill from January 1976 until March 10th 1976 when it was moved (see details below) to Swindon Works, being broken up there by the middle of December 1976.

25016/17/20 Barrow Hill – Swindon Works March 10th 1976.

Works Visits

Works visits (records incomplete).

Noted Derby Works November 1965.
Noted Darlington Works January 1966.
Noted Derby Works February 1967.
Noted Derby Works February 1971.


A minor change affecting D5166 - D5175 was the fitting of a larger fuel tank. The fuel capacity of the first fifteen, D5151 - D5165 was 520 gallons, locomotive weight was 70.25 tons, whilst the final ten, D5166 - D5175 had larger 620 gallon fuel tanks, with a weight of 72.35 tons.

Condition March: green livery with frame level stripe, ridge sided sandboxes, three-rung bogie mounted footsteps.

On October 25th D5166 was noted on a short freight at Westgate-in-Weardale on the Bishop Auckland - Wearhead line.

On Sunday March 15th noted at Thornaby shed were:
D5112, D5113, D5151, D5155, D5158, D5160, D5163, D5165, D5166, D5168, D5169, D5171, D5172, D5175 and D5183.

On March 7th the following Class 25s were on Thornaby shed: 5155, 5156, 5159, 5163, 5164, 5166, 5167, 5169, 5170, 5172, 5174 & 5175.

The workshops at Darlington finally closed on April 2nd, although repairs had ceased in early January with 70004 as possibly the last loconotive to be worked on. The last Type 2s to visit Darlington Works were D5166 & D5181, both outshopped by the third week of January.

Noted at Darlington between 5.30pm & 6.30pm on July 6th were:
D5154: up freight
D5168: down light engine
D5163: up light engine
D5157: down light engine
D5166: down freight

At an unknown date, possibly during 1966/1967 D5166 was noted with collision damage to the No.2 cab on the second man's side, with scrape damge as far as the boiler room grill. The locomotive was in green livery, frame level stripe with small cab front yellow warning panels.

On the afternoon of July 25th D5166 was at Pelaw with a trip freight (8J93) and later noted passing with just a brake van.

On August 2nd 5166 worked the 09.40 Scarborough - Manchester Victoria (throughout?).

Condition September: blue/yellow livery, gangway doors present, full size fuel tank with circular gauge, no water tank, no blanking plates, hand/footholds present.

Photograph courtesy J G Ashley.
5166, date unknown on a permanent way job somewhere between Northallerton and Cowton (near Eryholme).

On December 11th 5166 worked an afternoon Leeds - Huddersfield parcels.


Photograph collection of webmaster.
Neville Hill Open Day on April 28th 1973.

On June 18th 5166 was stabled at York.

On the afternoon of July 13th 5166 was stabled at York.

On the afternoon of March 27th 25016 was southbound at Clay Cross with a freight.

On the afternoon of June 7th 25016 and another Class 25 were noted light engines at the York permanent way yard.

The 07.18 Sheffield - Skegness was worked by 25016 on June 22nd 1974. On July 12th 1975 25016 worked the 07.27 Bradford Exchange - Weymouth from Sheffield to Birmingham New Street, returning with the 09.00 Weymouth - Leeds from Birmingham New Street to Leeds.

Tinsley’s 25016 handled a short passenger working between Marsden & Huddersfield on July 3rd, rescuing a failed 46039 on a Liverpool – Newcastle service. Presumably 25016 then took up its scheduled working of the evening Huddersfield - Wakefield parcels.

On the afternoon of October 10th 25016 was stabled at York.

On the afternoon of December 13th 25016 was at York on trip freight 9K09.

On the afternoon of February 12th 25016 & 25026 were stabled at York.

On the morning of March 24th 25016 was the York permanent way pilot.

On the afternoon of June 30th 25316 & 25016 were stabled at York.

On the afternoon of September 1st & 2nd 25016 was stabled at York.

On the afternoon of October 9th 25016 was stabled at York.

Condition no date: blue/yellow livery, gangway doors sheeted over, full size fuel tank with circular gauge, no water tank, blanking plates fitted, hand/footholds plated over, straight (No.2 end) & ridge (No.1 end) sided sandboxes, three-rung bogie footsteps.

25016 was withdrawn on January 25th 1976.

Extract from Thornaby Shed Repair Record Book
D5166 for the periods 20/7/1961 - 2/11/1961 and 1/6/62 - 27/12/1962.

6/6/62 B Exam
8/6/62 Hand rail damage
18/6/62 AWS
3/7/62 Brake blocks
4/7/62 EPV blowing
5/7/62 Crank case covered in oil
11/7/62 Sump oil to top up
19/7/62 B exam
30/7/62 B exam
8/8/62 B exam
14/8/62 Oil leak in engine room
16/8/62 Bogie suspension bolts check nuts
21/8/62 E exam
22/8/62 Fuel oil leak near filter
23/8/62 Horn not working
27/8/62 Oil pressure
30/8/62 B exam, route indicator
3/9/62 Route indicator
4/9/62 Failed on main line outside shed, oil joint leaking
5/9/62 Settling tank to fill
6/9/62 Oil leak in engine room
12/9/62 B exam
13/9/62 Air valve
23/9/62 B exam
24/9/62 No2 fire alarm not sounding, settling tank gauge leaking
10/10/62 Low amps
11/10/62 Route indicator to reroll, relay valve sticking
22/10/62 Body light not working
24/10/62 2 body lights wanted
26/10/62 B exam
27/10/62 Settling tanks to fill, deadman’s button
30/10/62 Wiper motor
6/11/62 B exam
13/11/62 Wiper
17/11/62 Brake gear exam
23/11/62 AWS key will not go in
27/11/62 Derailment
28/11/62 B exam
3/12/62 Sands
4/12/62 Front sand pipe wanted
9/12/62 B exam
13/12/62 Settling tanks to exam
15/12/62 Sands
18/12/62 Rad gauge glass to renew water low
20/12/62 B exam
22/12/62 Wiper
27/12/62 Air leak

Not all known passenger workings are recorded on this page.

flk 0820 (1)

Page added August 7th 2013.
Last updated May 17th 2023.

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