Model Attributes
Parametric objects are the building blocks of a building information model. Although historically the term ‘parametric’ referred to the definition of geometry (form) by controlled values, it has now, more accurately, come to refer to any manner...
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Integrated Specifications
Integrating the specifications with a building information model fulfils one of the great promises of BIM; to be able to use a single point of reference to facilitate and coordinate complimentary processes. However it also raises fundamental...
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Gilfillan Callahan Nelson Architects
Gilfillan Callahan Nelson Architects, a Chicago-based full-service architectural firm, deployed a BIM integrated specification system that enabled the update of building specs in real time as design decisions were made. The main benefits of the...
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BIM-based area calculation
Chuck Eastman, Director of the Digital Building Lab at Georgia Institute of Technology (Georgia Tech) USA, discusses the current state of spatial definition in BIM software, some developments that have been made in the application of this in the US,...
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Practices for area calculations
Area calculation is rightly considered by clients as a critical design output, informing decision-making from feasibility phase through to facilities management. Traditional processes are subject to human error both in spatial definition in the...
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BIM as a data management tool
BIM has the potential to radically improve project quality by establishing good ‘information logistics’. BIM is about organising the information in projects in a new and improved way. Information logistics ensures that the right information is...
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Information deficiencies in the AEC industry
The prevalence of inaccurate and deficient information has become an increasing problem for the AEC industry. The most important requirement for making good decisions is information, and poor quality data limits the effectiveness of the...
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