The results show clearly that the “Cost Reduction or Control” is the KPI that more often was seen as receiving a positive effect of using BIM. Cost reduction or control benefits were mentioned in 29 occasions. 21 of the case studies, a 60%, showed positive effects on cost from using BIM. The cost reduction or control mentions are of significant value, with some of the most relevant being sentences like “Cost savings of 9.8% of project costs” (Endeavour House – BSI, 2010); “savings of around 9% (est) realized in the construction phase” (Festival Place – BSI, 2010); “no change orders originating from field conflicts” (Dickinson School of law – Leicht and Messner, 2008) or “minimize staffing of the project” (Esean Children’s Hospital – McGraw-Hill, 2010a).
On the other hand, the same KPI was mentioned with negative connotations 6 times in the case studies. In two of the projects, i.e. 5.71 % of them, negative effects on cost were mentioned more times…
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