DEMOLITION is underway on a building gutted by fire yesterday morning.

The former Great Lever Library in Bradford Road was ravaged by fire in the early hours of Monday morning, causing extensive damage.

The roof will be completely removed today to allow fire investigators and other agencies to enter the building safely.

READ MORE: Demolition work begins on historic library gutted by fire

Fire safety officers said damage to the roof and iconic bell tower is so severe that the building will likely be demolished but workers have only been instructed to remove the roof so far.