Anyway Network Rail will soon find ways of negating any energy savings. At Gatwick they have just commissioned the new platform 7 which means the all non stop trains to Brighton through out the day now brake from 90mph to 60mph down the gradient north of Horley as the points through platform 7 are speed limited and then the trains have to accelerate back to 90mph again up the gradient towards Three Bridges.
Does that mean the trains take longer or is it just that they have less padding in the service to cope with any delays? Given the short section it probably won't make that much difference.
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