560 tonnes of new rail, 7,000 new sleepers and 20,000 tonnes of new track ballast is being stored ready for the modernisation work, which will see the Metro's longest line closure for more than 30 years.
More top news
Kerrie Gosney brings you Saturday night's forecast
Showers becoming heavy and thundery Saturday afternoon. Drier for a large part of Sunday
Robert Hodgson, from Stanley, County Durham, committed the offences on the girls, aged as young as five or six, up to the age of 13.