The plans to build new civic offices for the council, as well as restaurants and a hotel won outline planning in March.
Demolition and enabling works involve infilling the existing Southwater lake, accommodation works, earthworks, drainage and highway construction.
The development site spans the town park and Telford Shopping Centre, including Southwater lake and ice rink, which must be free from disruption during demolition.
Firms have be given until 16 August to access documents and return PQQs.
The council is currently assessing contractors’ bids for the design and installation of multi utility services for first phase works to create all the infrastructure needed to progress with building.
Construction of a landmark council office building is due to start in April 2011