EngTree
Rail — rolling stock & vehicles
Rail — rolling stock & vehiclesVehicle/fleet programme; New build

Freightliner Class 70 Introduction

UK (locomotives manufactured in Erie, Pennsylvania, USA) · 2009–present (introduction)

The judgement call

Account-gated at launch

* Introduction of a powerful new diesel locomotive to enhance freight efficiency and replace older fleets. * The design prioritized robust functionality for heavy haul over traditional aesthetics.

Key engineering challenges

* Adapting a US-designed locomotive to meet specific UK loading gauge and operational requirements. * Addressing initial reliability issues and noise concerns during operation. * Ensuring high tractive effort for heavy freight operations on the UK network.

Project facts

Client / owner
Freightliner, Colas Rail
Lead contractor
General Electric (GE)
Lead designers
General Electric (GE)
Project type
Vehicle/fleet programme
Scale
Fleet of GE PowerHaul locomotives; most powerful diesel locomotive in the UK.
Disciplines
Mechanical; Electrical; Systems
Standards & frameworks
RSSB; Network Rail standards

Sources: * British Rail Class 70 (Wikipedia) * YouTube (What Happened to the Freightliner Class 70?) * Spotlog.org * RMweb.co.uk