Level 2 BIM is required immediately, the digital exchange format COBie UK 2012 has been prepared.
Level 3 BIM will be introduced shortly, this will use the same 3D model throught, increasing productivity.
The National BIM Library contains over 350 pre-configured generic objects covering all major building fabric systems such as walls, ceilings, roofs and floors.
The Green Overlay to the RIBA Outline Plan of Work aims to provide a framework for better embedding sustainability into the appraisal, briefing, design and construction process.