Around 1km of scaffolding was needed around the tower to carry out the repairs. It took 12 weeks alone to erect that.
Contractors are working from top to bottom removing pieces of concrete that were breaking off the structure and filling in cracks. They are then repainting around the repairs.
More top news
The latest weather forecast from Jon Mitchell.
The latest forecast from Jon Mitchell.
11 years since using a mobile phone at the wheel became a criminal offence police say far too many drivers are still putting lives at risk.