Web Directory

» ASTM C618 - Standard Specification for Coal Fly Ash and Raw or Calcined Natural Pozzolan for Use as a Mineral Admixture in Concrete
   A table with chemical and physical requirements listed in the ASTM C618 specification for the three classes of pozzolans: Class N, Class F, and Class C.
   http://www.undeerc.org/carrc/html/ASTMC618.html

» Accelerating admixtures for concrete
   Common accelerators and their effect on cement and concrete.
   http://www.fhwa.dot.gov/infrastructure/materialsgrp/acclerat.htm

» Fly Ash Library
   More than a hundred selected papers which were presented at the 1999 and 2001 International Ash Utilization Symposia. The papers deal with the chemistry and mineralogy of fly ash, usage in construction and mining industry, environmental and health aspects
   http://www.flyash.info/

» Influence of Silica Fume on the Stresses Generated by Alkali-Silica Reaction
   Determination of the influence of the addition of silica fume as a cement replacement on the stresses generated by the specimen. Besides an abstract the fulltext is available as PDF.
   http://fire.nist.gov/bfrlpubs/build00/art067.html

» Retarding admixtures for concrete
   Short description of common retarders and their mechanismn of retardation.
   http://www.fhwa.dot.gov/infrastructure/materialsgrp/setretrd.htm