The medical director of NHS England will attend a 'topping-out' ceremony today of a new specialist emergency care centre near Cramlington.
It's the latest in years of planning for a hospital that is being considered a British-first.
Doctors will work 24/7 to treat patients from across the North East.
- 2008 - Planning begins
- 2009 - NHS North of Tyne approve £200m plans for new centre
- 2010 - Staff are asked to help design the centre.
- 2011 - Northumberland County Council grant planning permission, but those living nearby raise concerns about the pressures on infrastructure around the site, which is just off the A189 near Cramlington.
- 2012 - Building starts on site. The Duchess of Northumberland carries out 'ground-breaking' ceremony.
- 2013 - Duchess of Northumberland lays foundation stone.
- *2015 *- Doors are due to open to patients.
It's expected doctors will treat 60,000 patients a year, working 24/7 to provide emergency care, making it the first British hospital to do so.