It's known as one of the ugliest buildings in Brisbane, and its days are numbered.

The Brisbane Transit Centre on Roma Street has crouched in the north-western corner of the CBD since 1986, a bulky monolith of concrete through which thousands of commuters passed each day.

The Brisbane Transit Centre will be demolished over the coming months. Credit:Jocelyn Garcia

Now sitting empty, the centre waits for demolition to begin in the next few months.

It will make way for the $5.4 billion Cross River Rail and Brisbane Live, a major entertainment precinct slated for the area.