M>Currently, I am a research student at University of Wolverhampton, U.K. >And my research subject is Freeze /Thaw Durability of Reinforced Concrete. >At the moment I am looking for some information about my subject. What you are asking for would (and does) fill volumes. I suggest you first check out your school library. Then you might contact the following organizations: Country Company MC MS Phone --------------- ------------------------- ------------ -- ------------ US Aberdeen Group Addison IL 708-543-0870 American Concrete Detroit MI 313-532-2600 Institute American Concrete Arlington IL 708-394-5577 Pavement Assn Heights American Society for Northbrook IL 313-532-2753 Concrete Construction National Ready Mixed Silver MD 301-587-1400 Concrete Assn Spring Portland Cement Assn Skokie IL 708-966-6200 Canada Canadian Portland Cement Ottawa ON 613-236-9471 Association England British Cement Slough (44) Association M/S 2816-2727 Building Research Watford Garston Establishment 0923-674040 Cement and Concrete Slough 028 16 2727 Association Construction Industry London 01-222-8891 Research and Information Assoc (CIRIA) European Ready Mixed Middlesex 0784 52752 Concrete Organization The British Precast Leicester (STD 0533) Concrete Federation Ltd. 536161 The Concrete Society London 01-222-1822 France RILEM Cachan Cedex (33 1) 47.40.23.97 Norway Nordisk Betongforening N-0251 Oslo (472) 41 87 35 Jay Shilstone jay.shilstone@shilstone.com Shilstone Companies (214) 361-9681 9400 N. Central Expy., #105 FAX: (214) 361-7925 Dallas, TX, 75231 BBS: (214) 361-8873 U.S.A. (Concrete Consultant) http://rampages.onramp.net/~shilston/shilstone.html