The Project requirements were for the total renewal and upgrade of signal and service control systems on the 4 Lines Modernisation (4LM) network. Primary purpose being for upgraded railway to operate with a peak service of 32 trains per hour (TPH) in the central areas. Kelly Rail installed the radio based SelTrac system and are offering to TFL, full Design, Supply, Installation, Integration & Validation of the SelTrac system along with managing the migration of the ATC system whilst adopting a planning and implementation approach.
The 4LM Programme is for London Underground Ltd (LUL), consisting of the modernisation of Sub Surface Rail (SSR), Automatic Train Control (ATC), Signal and Control Systems on the Metropolitan, Hammersmith & City, District and Circle lines to increase capacity and reduce journey times along the lines.
Thales and Kelly Rail have achieved several milestones by working collaboratively. Kelly Rail has successfully enabled 32 trains per hour (TPH) through the central areas of the Metropolitan, Hammersmith & City, District and Circle Lines, providing a step change in passenger capacity and a reduction in passenger waiting times.
of cable installed