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SR L1 class
757, circa 1928
Type and origin
Power type
Steam
Designer
Richard Maunsell (development of SECR L class by Harry Wainwright)
Builder
North British Locomotive Company
Serial number
23356–23370
Build date
1926
Total produced
15
Specifications
Configuration:
• Whyte
4-4-0
• UIC
2′B h2
Gauge
4 ft 8+1⁄2 in (1,435 mm) standard gauge
Leading dia.
3 ft 7 in (1.092 m)
Driver dia.
6 ft 8 in (2.032 m)
Length
56 ft 7+5⁄8 in (17.26 m)
Loco weight
57 long tons 16 cwt (129,500 lb or 58.7 t) (64.7 short tons)
Fuel type
Coal
Fuel capacity
5 t (4.9 long tons; 5.5 short tons)
Water cap.
3,500 imp gal (15,911.3 L; 4,203.3 US gal)
Firebox:
• Grate area
22+1⁄2 sq ft (2.09 m2)
Boiler pressure
180 lbf/in2 (1.24 MPa)
Heating surface:
• Firebox
154+1⁄2 sq ft (14.35 m2)
• Tubes
914 sq ft (84.9 m2)
• Flues
338+1⁄2 sq ft (31.45 m2)
• Total surface
1,407 sq ft (130.7 m2)
Superheater:
• Type
Maunsell
• Heating area
235 sq ft (21.8 m2)
Cylinders
Two, inside
Cylinder size
19+1⁄2 in × 26 in (495 mm × 660 mm)
Valve gear
Stephenson
Valve type
piston valves
Train brakes
Vacuum
Performance figures
Tractive effort
18,910 lbf (84,100 N)
Career
Operators
Southern Railway
→ British Railways
Class
SR: L1
Power class
BR: 3P
Numbers
SR: A753–A759, A782–A879
→ 1753–1759, 1782–1789
BR: 31753–31759, 31782–31789
Locale
Southern Region
Withdrawn
1959–1962
Disposition
All scrapped
The Southern Railway L1 class was a class of 4-4-0 steam tender locomotives built for express passenger service on the South Eastern Main Line of the UK Southern Railway. They were designed by Richard Maunsell as a development of Harry Wainwright's L class.
The Southern Railway L1class was a class of 4-4-0 steam tender locomotives built for express passenger service on the South Eastern Main Line of the UK...
and SRL1classes may refer to: SECR L class – a class of 4-4-0 locomotives built for the South Eastern and Chatham Railway (SECR) in 1914 SRL1class –...
locomotive class SP&S Class L-1, an American 4-4-0 steam locomotive classSRL1class, a class of 4-4-0 steam locomotives of Great Britain VR Class Vr1 (originally...
replaced on the heavier trains by the newer SRL1class, and in the 1930s by the "King Arthur" and "Schools" classes. By this time improvements had been made...
results in duplication of the same genetic material. In the human genome, L1 and Alu elements are two examples. Barbara McClintock's discovery of them...
Classes X and Y were two similar classes of 0-4-2T steam locomotives built by Manning Wardle for the Great North of Scotland Railway. The two classes...
rats who were given BCS3-L1 were conferred with a lifetime of protection against S. mutans.[non-primary source needed] BCS3-L1 colonizes the mouth and...
The GWR 5700 Class (or 57xx class) is a class of 0-6-0PT steam locomotive built by the Great Western Railway (GWR) and British Railways (BR) between 1929...
slightly different meanings. Whereas ETCS L1 Full Supervision requires supervision to be provided at every signal, ETCS L1 Limited Supervision allows for only...
were assigned Class G, and entered service during January and February 1900, numbered 676–680. They passed to the Southern Railway (SR) at the 1923 Grouping...
class was a type of 4-4-0 steam locomotive inherited from the Great North of Scotland Railway (GNSR). The class consisted of two similar GNSR classes:...
Fry, E. V. (ed.). Locomotives of the L.N.E.R., Part 9A: Tank Engines—ClassesL1 to N19. Kenilworth: RCTS. ISBN 0-901115-40-1. Charles, Lewis (1983). Mainline...
insects, including flies, have five distinct classes lamina monopolar cells: L1, L2, L3, L4, and L5. L1, L2, L3, receive direct synaptic input from the...
necessary for transposition. Upon transposition, L1 associates with 3' flanking DNA and carries the non-L1 sequence to a new genomic location. This new location...
the President. As such, the presidential seals are patched on or near the L1 and R1 doors of any PAL aircraft chartered by the president. For the airline's...
to 2014 it was the support series for the American Le Mans Series. The L1class featured Élan Motorsport Technologies DP02 cars powered by a Mazda MP2...
several levels (arrows). In particular, anterior spondylitis is seen at level L1/L2 and an inflammatory Andersson lesion at the upper vertebral endplate of...
this class comprised three subclasses, L1, L2 and L3. The L1class uses a Élan Van Diemen built DP02 with a Mazda engine. Short lived L3 class used the...
grade clones have been generated expressing the CARs for PD-L1, CD19, HER-2, and EGFR. PD-L1 targeted high affinity NK cells have been given to a number...
originally proposed as an Earth observation spacecraft positioned at the Sun-Earth L1 Lagrange point, providing live video of the sunlit side of the planet through...
companies - the Whitehaven and Furness Junction Railway, among others. The classes listed below are not the official FR designations; they were made popular...
Girondins Bordeaux (L1) vs. Stade Bordelais (N2). Lyon - Olympique Lyonnais (L1) vs. AS Lyon-Duchère (N). Marseille - Olympique de Marseille (L1) vs. Endoume...
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