Researchers evaluating the American Concrete Institute’s Guide to Formed Concrete Surfaces (ACI 347.3R-13) contend that a) suggested measurements or other criteria used in assigning a given formed surface to one of the document’s four categories is neither objective nor practical; b) converting ACI 347.3R-13 recommendations to specification requirements could result in disputes and litigation; and, c) preparation of concrete mockups for architect or engineer approval is superior to guide methodologies.
Read MoreContractors, CIM formed-surface research: Mockups best ACI 347 criteria
