Only those whose air brakes were commissioned could haul the new coaches. The DMUs consisted of two 120 h.p power cars at each end with CIÉ's standard park royal coaches as intermediates.
B113 Class. E401 Class.
The Class 121 locomotive s were manufactured in December 1960 and January 1961 and numbered B121 to B135.
CIE's first diesels consisted of five shunters built by CIE in 1947/48. Class 121 Locomotiveby Murphy Models in CIE Grey & Yellow Model specific features CIE 'Flying Snail' Logo No Dayglo Panels No Side Rails Not Plated over windows Lighting Horns, Air Side Vents Present Door Vents Present Staff Catcher Present No CAWS equipment fitted No Handrails Fitted No Multiple Working Socket Pre Class 121 Locomotiveby Murphy Models in CIE Grey & Yellow Model specific features CIE 'Flying Snail' Logo No Dayglo Panels No Side Rails Not Plated over windows Lighting Horns, Air Side Vents Present Door Vents Present Staff Catcher Present No CAWS equipment fitted No Handrails Fitted No Multiple Working Socket Pre They were numbered B141 to B177 and were an updated version of the earlier 121 Class locomotives, mechanically very similar but with cabs at each end. B141 Class. Locomotive 134 was bought for the Railway Preservation Society of Ireland by a group of members as part of the strategy to create a mainline heritage diesel fleet. B121 Class. D301 Class. The last two locomotives that survived in traffic were both withdrawn from service on 3 May 2008. In 1948, CIÉ commissioned a report from Sir James Milne (General Manager of the British Great Western Railway) on the problems of upgrading its rail services. F501 Class. The CIÉ 121 Class locomotives (or yanks as railfans called them) were built in LaGrange, Illinois by EMD in 1960.
The 121s were the first GM locos to work on the Irish Rail system, and had an US style 'switcher' loco appearance with one single cab. CIÉ 121 class Upload media Wikipedia: Instance of: locomotive class: Subclass of: diesel-electric locomotive: Location: Ireland: Country of origin: United States of America; Operator: Córas Iompair Éireann; Manufacturer: … Despite his recommendation to continue with steam traction, CIÉ decided to push for the complete dieselisation of its railway system, expecting substantial economies of scale. They are also used for permanent way trains such as weed spraying and ballast laying Maximum Speed: 120 km/h (while travelling light) and 80 km/h when operating certain freight services B101 Class.
The locomotive was one of the last two 121 Class locomotives to remain active in company service, ending its days on engineering trains before being withdrawn in June 2008. 15 of these Bo-Bo locomotives were delivered to CIE in 1961, designated as the B Class, and first carried an unusual grey & yellow livery, quickly superseded by black & tan colours after 1962. ... Until the introduction of the Mark 3, all Irish coaching stock used vacuum brakes but all locomotives since the 121 Class had also been equipped with air braking, albeit never commissioned.
The 121 Class locomotives were manufactured from December 1960 to January 1961 and numbered B121 to B135 inclusive.