The Mark 4 is an all-steel coach incorporating a number of improvements over the Mark 3 stock - notably the inclusion of automatic push-button operated plug-type doors, in place of manually operated slam-doors, fully sealed gangways and controlled emission toilets (CET).

The CAF Mark 4 (or MK4 or MKIV) are railway carriages operated by Iarnród Éireann in Ireland on the InterCity [1] service from Dublin to Cork. These carriages have no connection to the British Rail Mark 4.

InterCity 225 Fleet List A total of 282 Mark 4 coaches and 32 Driving Van Trailers (DVTs) were built by Metro-Cammell at Washwood He. th from 1989 until 1992. They were specifically designed for use in the InterCity 225 sets and have spent most of their lives working with Class 91 locomotives along the Ea.

2024年5月19日 · English: The w:British Rail Mark 4 is w:British Rail 's fourth design of passenger carriages. They were designed for use with Class 91 locomotives to provide services on the …

The Mark 4 is an all-steel coach incorporating a number of improvements over the Mark 3 stock that preceded it, notably the inclusion of automatic pushbutton operated plug-type doors in place of the earlier manually operated slam-doors.

British Rail's fourth design of passenger carriages was designated Mark 4, designed for use in InterCity 225 sets on the newly electrified East Coast Main Line between London, Leeds, and Edinburgh. A small build compared with the earlier Mark 2 …

The Mk 4 coach was specifically designed for the electrified East Coast Main Line and formed part of a push-pull train called InterCity 225. The coaches were purchased under a new set of competitive procurement rules and as such the project team had to learn to deal with some new problems along with a lot of old ones.

British Rail's fourth design of passenger carriages was designated Mark 4, built for use in InterCity 225 sets on the East Coast Main Line between King's Cross, Leeds, Newcastle and Edinburgh.

The Mark 4 is an all-steel coach incorporating a number of improvements over the Mark 3 stock that preceded it, notably the inclusion of automatic pushbutton operated plug-type doors in place of the earlier manually operated slam-doors.

Mk4 coaches featured many improvements over the Mk3s such as push-button operated plug-type doors, fully sealed gangways and a designed top speed of 140mph. Much of the Mk4 design was based upon the Advanced Passenger Train. In particular, Mk4 coaches feature sides profiled to allow a tilt of up to 6° with newly fitted tilting bogies.