Basingstoke MP Maria Miller has joined Sam McCarthy from Network Rail as work on the new £30 million signal centre in the town begins.
It's thought the new centre will see 500 jobs brought to the town, but it will lead to the closure of old signal boxes.
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Monday's lunchtime weather for the West of the region
Monday's lunchtime weather for the East of the region
The long-awaited recommendation on whether Heathrow or Gatwick should get a new runway will be made on Wednesday.