The launch of the new, air-conditioned Piccadilly line Tube trains has been pushed back by a year. Londoners have been at the grips of a heatwave, with many facing an unbearably hot commute on the ...

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New Piccadilly line trains will now be introduced up to a year later than planned. The 94 fully walk-through trains with air-conditioning and CCTV had been pencilled in for passenger use in late 2025.