Composite Corridor
| British Rail Composite Corridor | |
|---|---|
W16071 CK at Llangollen on 28 August 2006 | |
| In service | 1952– |
| Manufacturer | BR Derby (C&W), Ashford, Eastleigh, and Wolverton Works; Birmingham Railway Carriage and Wagon Company, Charles Roberts, Cravens, Metro Cammell |
| Family name | British Railways Mark 1 |
| Constructed | 1952–1961 |
| Number built | 1268 |
| Fleet numbers | 15000–16227 |
| Capacity | 24 First, 18 or 24 Second |
| Operators | British Rail |
| Specifications | |
| Car length | 64 ft 6 in (19.66 m) |
| Width | 9 ft 3 in (2.82 m) |
| Height | 12 ft 9+1⁄2 in (3.90 m) |
| Maximum speed | BR1/Commonwealth: 90 mph (145 km/h), B4: 100 mph (161 km/h) |
| Weight | 32–37 tonnes (31–36 long tons; 35–41 short tons) |
| Bogies | BR1, Commonwealth, or B4 |
| Track gauge | 4 ft 8+1⁄2 in (1,435 mm) standard gauge |
The Composite Corridor (or CK) is a railway coach with a number of compartments, some of which are standard class (previously second, née third class) and some first class, linked by a side corridor.