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Record: 71951 (21/04/2026)
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GNR/LNER Ivatt "Q1" Class 0-8-0
Class Types
| GNR Class |
K1 |
| LNER Class |
Q1 |
General
| Designer |
Henry Ivatt |
| Introduced |
1901 |
| Pre-Grouping Company |
Great Northern Railway |
| Grouping Company |
London and North Eastern Railway |
| Wheel Arrangement |
0-8-0 |
| Number Built as Q1 |
50 |
| Number Scrapped |
50 |
| First in Service |
02/1901 |
| Last in Service |
10/02/1937 |
| Manufacturers |
|
| Orders |
|
|
|
|
Power
|
Q1 Sat |
Superheated |
| Variant Introduced |
1901 |
1908 |
| Tractive Effort |
27,650lbs |
26,835lbs |
| Inside Cylinders |
20" x 26" (2 off) |
As Q1 Sat |
| Inside Valves |
Slide |
As Q1 Sat |
| Inside Motion |
Stephenson |
As Q1 Sat |
Wheels
|
Q1 Sat |
Superheated |
| Drivers |
4' 8" |
As Q1 Sat |
| Locomotive Wheelbase |
17' 8" |
As Q1 Sat |
| Tender Wheelbase |
13' |
As Q1 Sat |
| Total Wheelbase |
41' 4" |
As Q1 Sat |
| Descriptive Wheelbase |
6' 0" + 5' 8" + 6' 0" (+ 10' 8") + 6' 6" + 6' 6" = 41' 4" |
As Q1 Sat |
Dimensions
|
Q1 Sat |
Superheated |
| Length (over buffers) |
54' 71⁄2" |
55' 41⁄2" |
| Weight (in running order) |
95t 10cwt |
96t 12cwt |
| Weight (loco only) |
54t 12cwt |
55t 14cwt |
| Maximum Axle Load |
14t 19cwt |
15t 0cwt |
| Water Capacity |
3,670gal |
As Q1 Sat |
| Coal Capacity |
5t 0cwt |
As Q1 Sat |
|