Building information modeling (original) (raw)

Abstract

RE., Fellow/Life Member ASHRAE T his article reviews recent developments in building information modeling (BIM) and interoperability and the impact of this technology on ASHRAE.

Key takeaways

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  1. BIM can save over $200 billion annually by improving construction efficiency and reducing waste.
  2. ASHRAE's establishment of a BIM Steering Committee highlights the importance of technology in building development.
  3. BIM aims to integrate 3D modeling with real-time data for enhanced building lifecycle management.
  4. Construction productivity has decreased by 25% over 15 years, indicating a need for improved practices.
  5. ASHRAE must standardize HVAC terminology and data protocols to facilitate electronic data exchange.

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References (4)

  1. Ba2Janac. V 2003. "Improving building energy performance simula- tion with software interoperability." International Building Perfonnance Simulation Association Conference. http://tinyurl.com/641zMm. Hoffmann, T. 2003. "Interoperability: present trends and future roles." ASHRAE Journal 45(2):40-4i.
  2. Holness, G.V.R. 2003. "Smart images for project management." ASHRAE.hmrnal 45( 1 ):22-27.
  3. Holness, G.VR. 2006. "Building intbrination modeling: ihe fUture direction of the design and construction Industry." ASHRAE Journal 48(8):38 46. Holness. G.V.R. 2007, "Building information modeling: technology for fully integrated design and construction," CLIMA. Laine. T. 2007. "Benefits of building information models in energy analysis." CLIMA.
  4. Malin, N. 2007. "Building information modeling and green design." Environmcnial Building News (5),*

FAQs

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What statistics indicate the potential impact of BIM on construction costs?add

Studies suggest that resolving interoperability issues could save the construction industry 15.8billionannually,whileBIMtechnologymaysaveover15.8 billion annually, while BIM technology may save over 15.8billionannually,whileBIMtechnologymaysaveover200 billion per year.

How does current BIM usage compare to future projections in the design industry?add

As of June 2008, approximately 20% of designers use BIM, but projections suggest usage will reach 80% in five years and 100% in ten.

What role does ASHRAE play in building interoperability for BIM?add

ASHRAE's newly established Building Information Modeling and Interoperability Steering Committee aims to develop HVAC terminology and standards to enhance data exchange.

What benefits have been observed from implementing BIM in construction projects?add

Initial savings from BIM usage include a 3% to 7.5% reduction in conflict-related issues and up to 20% waste elimination in sheet metal.

Which software protocols support the development of BIM interoperability?add

The National Building Information Modeling Standard Version 1.0, developed by the Facility Information Council and associated organizations, addresses common software protocols for BIM.

Last updatedOctober 11, 2025