Portland Cement Association
5420 Old Orchard Rd.
Skokie, IL 60077
Tel. 708-966-6200
Fax 708-966-9781

NSF Center for Science and Technology of Advanced Cement-Based Materials
Northwestern University
Evanston, IL 60208-4400
Tel. 708-491-8569
Fax 708-467-1078

Materials Resources: cement, sand, and, admixtures - contact your local concrete dealer. Check the yellow pages.

Admixture sources:

Axim Concrete Technology
7230 Northfield Rd.
Walton Hills, OH
Tel. 216-966-0444
Fax 216-439-6773

Master Builders
23700 Chagrin Blvd.
Cleveland, OH 44122
Tel. 216-831-5500

W.R. Grace
62 Whittmore Ave.
Cambridge, MA 02140-1692
Tel. 617-876-1400

Note: These companies supply admixtures to your local ready-mix concrete companies. For quantities needed for your labs, it is best to contact a local concrete supplier.

Aberdeen's Concrete Construction is a periodical published monthly. This would be a good resource for articles on applications and improvements in concrete. 1-800-323-3550 for subscriptions ($24 for a year). Their address:

426 S. Westgate St.
Addison, IL 60101
Tel. 708-543-0870
Fax 708-543-3112

You may want to contact them requesting complimentary copies or subscriptions.

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