American Concrete Institute
www.aci-int.org

American Society of Concrete Contractors, ASCC
www.ascconline.org

Building conservation portal
(with an article on reinforced concrete repair by Dr. J.P. Broomfield) at
www.buildingconservation.com

Buildings - famous
www.greatbuildings.com

FHWA Office of Research, Development and Technology - Document "Corrosion Protection: Concrete Bridges" at
http://www.tfhrc.gov/structur/corros/corros.htm

History of Concrete and other introductory material in a module of MAST, Materials
Science and Engineering Department University of Illinois, Urbana/Champaign at:
http://matse1.mse.uiuc.edu/~tw/concrete/concrete.html

The Portland Cement Association
(with information on concrete basics):
www.portcement.org

Stainless steel rebar information at
www.stainless-rebar.org
and
www.stainless-rebar.com