Use of Raw or Processed Natural Pozzolans in Concrete, American Concrete Institute, 2001 Popular

  This report provides a review of the state-of-the-art use of raw or processed natural pozzolans in concrete and an overview of the properties of natural pozzolans and their proper use in the production of hydraulic-cement concrete. This report contains information and recommendations concerning the selection and use of natural pozzolans generally conforming to the applicable requirements of ASTM C 618 and CSA A23.5. Topics covered include the effect of natural pozzolans on concrete properties, a discussion of quality control and quality assurance, and guidance regarding handling and use of natural pozzolans in specific applications.