More on Southern Drags
Feb 28, 2022
3 minutes
YOUR article in the February issue ‘Southern EMU Drags’ shines a welcome spotlight on the operation of such trains, and turns attention to the sometimes overlooked multiple-unit railway south of the River Thames.
The designation ‘TC’, as used for 3, 4, 6 and 7-TC units on BR (SR), stands for Trailer Corridor, with some sources citing Trailer Control but never Trailer Car. 7-TC unit No. 701 (originally No. 900) was never a push-pull unit. Rather it was a seven-car unpowered fixed-formation set; despite being formed with driving cabs at each end
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