The IFC-Tunnel Project – Extending the IFC Standard to Enable High-Quality Exchange of Tunnel Information Models
摘要
The paper reports on the buildingSMART International project IFC-Tunnel that is developing an extension of the vendor-neutral data exchange standard Industry Foundation Classes (IFC). The paper highlights the importance of a well-defined development process and the involvement of international domain experts. It discusses in detail the requirements analysis conducted as well as its outcome in terms of the tunnel types and the use cases covered. It subsequently reports on the conceptual model that includes all proposed extensions and modifications, as well as the alpha version of the EXPRESS encoding which will be integrated into future versions of the IFC standard.