GWR 2884 Class

Specifications
Specifications
Configuration:;
• Whyte	2-8-0
• UIC	1'D h2
Gauge	4 ft 8+1⁄2 in (1,435 mm) standard gauge
Leading dia.	3 ft 2 in (0.965 m)
Driver dia.	4 ft 7+1⁄2 in (1.410 m)
Minimum curve	7 chains (460 ft; 140 m) normal,; 6 chains (400 ft; 120 m) slow
Length	63 ft 2+1⁄4 in (19.26 m)
Width	8 ft 11 in (2.718 m)
Height	13 ft 0 in (3.962 m)
Axle load	17 long tons 0 cwt (38,100 lb or 17.3 t); (19.0 short tons) full
Adhesive weight	67 long tons 0 cwt (150,100 lb or 68.1 t); (75.0 short tons) full
Loco weight	76 long tons 5 cwt (170,800 lb or 77.5 t); (85.4 short tons) full
Tender weight	40 long tons 0 cwt (89,600 lb or 40.6 t); (44.8 short tons) full
Fuel type	Coal
Water cap.	3,500 imperial gallons (16,000 L; 4,200 US gal)
Firebox:
• Grate area	27.07 sq ft (2.515 m2)
Boiler pressure	225 psi (1.55 MPa)
Heating surface:
• Firebox	154.78 sq ft (14.380 m2)
• Tubes	1,686.60 sq ft (156.690 m2)
Superheater:;
• Type	4 or 6 element
• Heating area	4-element: 191.8 sq ft (17.82 m2),; 6-element: 253.38 sq ft (23.540 m2)
Cylinders	Two, outside
Cylinder size	18+1⁄2 in × 30 in (470 mm × 762 mm)
Valve gear	Stephenson
Valve type	piston valves

Type and origin
Type and origin
Power type	Steam
Designer	Charles Collett
Builder	GWR Swindon Works
Order number	Lots 321, 328, 334, 341, 346
Build date	1938–1942
Total produced	83

GWR 2884 Class
GWR 2884 Class
	3800 at Swindon Works
Power type
Type and origin
Power type	Steam
Designer	Charles Collett
Builder	GWR Swindon Works
Order number	Lots 321, 328, 334, 341, 346
Build date	1938–1942
Total produced	83
Configuration:;
Specifications
Configuration:;
• Whyte	2-8-0
• UIC	1'D h2
Gauge	4 ft 8+1⁄2 in (1,435 mm) standard gauge
Leading dia.	3 ft 2 in (0.965 m)
Driver dia.	4 ft 7+1⁄2 in (1.410 m)
Minimum curve	7 chains (460 ft; 140 m) normal,; 6 chains (400 ft; 120 m) slow
Length	63 ft 2+1⁄4 in (19.26 m)
Width	8 ft 11 in (2.718 m)
Height	13 ft 0 in (3.962 m)
Axle load	17 long tons 0 cwt (38,100 lb or 17.3 t); (19.0 short tons) full
Adhesive weight	67 long tons 0 cwt (150,100 lb or 68.1 t); (75.0 short tons) full
Loco weight	76 long tons 5 cwt (170,800 lb or 77.5 t); (85.4 short tons) full
Tender weight	40 long tons 0 cwt (89,600 lb or 40.6 t); (44.8 short tons) full
Fuel type	Coal
Water cap.	3,500 imperial gallons (16,000 L; 4,200 US gal)
Firebox:
• Grate area	27.07 sq ft (2.515 m2)
Boiler pressure	225 psi (1.55 MPa)
Heating surface:
• Firebox	154.78 sq ft (14.380 m2)
• Tubes	1,686.60 sq ft (156.690 m2)
Superheater:;
• Type	4 or 6 element
• Heating area	4-element: 191.8 sq ft (17.82 m2),; 6-element: 253.38 sq ft (23.540 m2)
Cylinders	Two, outside
Cylinder size	18+1⁄2 in × 30 in (470 mm × 762 mm)
Valve gear	Stephenson
Valve type	piston valves
Tractive effort
Performance figures
Tractive effort	35,380 lbf (157.4 kN)
Operators
Career
Operators	GWR » BR
Class	2884
Power class	GWR: E; BR: 8F
Numbers	2884–2899,3800-3866 : GWR/BR
Axle load class	GWR: Blue
Withdrawn	1962–1965
Disposition	Nine preserved, remainder scrapped

The Great Western Railway (GWR) 2884 Class is a class of 2-8-0 steam locomotive. They were Collett's development of Churchward's earlier 2800 Class and are sometimes regarded as belonging to that class.

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