Most of the Olympic Park cleared and cleaned.
Underground powerline tunnels finished.
Main temporary roads and bridges built.
Work on new water and energy systems started.
Waterways regeneration started.
Transport improvements started with many already complete.
Building of 'gateway' bridge into the Park started, with work on the Olympic Stadium about to start.
Olympic Village construction started.
Contracts let and designs agreed for the 'Big 4' Olympic Park venues: Olympic Stadium, Aquatics Centre, VeloPark and Media Centres.
Detailed plans for after the Games ('legacy') well under way.