Model
activity
In the fi rst of an occasional series this • To create a database which will enable future design
year on Building Information Modelling,
of refurbishment and extensions; and
• To assist the certification of predicted energy
Rob Manning and Chris Hindle explain consumption, actual energy consumption and carbon
the process and its application
dioxide emissions.
The potential to manage information intelligently
comes from the synergy between the concepts of
I
n its true sense a Building Information Model collaborative working and the Building Information
(BIM) is the digital representation of both the Model. Collaboration is essential in order to design a
physical and functional characteristics of a built building as a whole using BIM as an enabling tool. BIM
facility. It is created through a shared knowledge works best when it gets total support from all project
resource for information about the building. Used stakeholders from inception onwards, involving clients,
strategically, a comprehensive BIM will provide a designers, contractors and building operators.
reliable basis for decisions during the entire life cycle It is crucial for all parties involved to agree what the
of the building, from its earliest conception through expectations for BIM are on the project, this includes
its use and performance over time, right up until client expectation and expectations of the designers,
demolition. contractors, fabricators, installers and owners/
The main reasons for doing building information maintainers of buildings.
modelling are: To become a Building Information Model, our
• To enable collaborative working as the means to 2D or 3D drawings must become ‘intelligent’ – that
develop buildings which satisfy the user requirements is, the drawings must contain the ability to create
and which deliver the environmental objectives; a database of objects to which information can be
• To inform user behaviour, asset registers, operating added. Once the expectations have been established,
procedures, maintenance routines, maintenance they can be managed and information can be
schedules, and maintenance and replacement budgets; intelligently shared throughout the project life cycle
48 CIBSE Journal January 2010
CIBSEjan10 pp48-50,52 Software.indd 48 17/12/09 16:08:15
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