A proposed 17,000-seat entertainment precinct over Roma Street train station is among a handful of new projects to make the priority list of the state's infrastructure body.

For the first time, Brisbane Live has appeared in Building Queensland's latest Infrastructure Pipeline Report, which guides the state government's investment in major infrastructure.

The proposed Brisbane Live development.

Building Queensland is leading the development of a detailed business case for AEG Ogden's Brisbane Live proposal, with the Cross River Rail Delivery Authority.

The body said benefits of Brisbane Live included enhanced productivity from the co-location of jobs and housing, better use of existing infrastructure and increased retail and entertainment activity.