Tens of thousands of rail workers may return to picket lines after their union rejected revised pay offers to avert more walkouts.

The RMT union had been deliberating over a 5% pay rise, backdated to January last year, along with a 4% hike for 2023.

Train operators and Network Rail called it their “best and final” offer in a bid to end the long-running dispute that has disrupted passenger journeys since June.

There have already been 19 days of strike action and it was hoped that resolutions on the key issues, including job security, were close.

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