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Special Report 235 Highway Deicing Comparing Salt and Calcium c Magnesium Acetate Committee on the Comparative Costs of Rock Salt and Calcium Magnesium Acetate (CMA) for Highway Deicing Transportation Research Board National Research Council Washington, D.C. 1991
Transportation Research Board Special Report 235 Subscriber Categories IB energy and environment IC transportation law IIIC maintenance Transportation Research Bo;1rd publicati n 11 re available by ordering dircc1ly from TRB. They may a lso be obtained on a regular basis through organiza tional or individual affil- imion with TRB: affi liates or library ub cribers arc eligible for subslDntiaJ discount . For further information , write 10 the Transportation Research Board. ati nal Re car h -----C:OiITictl-;-2101- errnstitution-Avenue, NcW., Washington, D.C. -20418. Printed in the United States of America NOT[ E: The project that is the subject of this report was approved by the Governing Board of the National Research Council, whose m.:mbers are drawn from the coun ils of the National Academy of Sciences, the Naiional Acndcmy of Engineering, and the Institute of Medicine . The members of the commiltee responsible for the report were chosen for their special compctencici; and with rega rd for pproprhnc balance . This report has been re.viewed by a group o ther than the atllhors according to the prnci;durc approved by a Report Review Commi u cc c n ·i ting f rhe members of the National Academy of Sciences, the National Academy of Engineering, and the Institute of Medicine . This report was sponsored by the Federal Highway Administration, U.S. Department of Transportation. Library of Congress Cataloging-in-Publication Data Highway deicing : comparing salt and calcium magnesium acetate I ommiue on the Comp11rntive Costs of Rock Salt and Calcium Magnesium Acetate (CMA) for Highway Deicing. p. cm.-(Spccial report, ISSN 0360-859X ; 235) ISBN 0-309-05123-1 I. Roads-United States-Snow and ice control-Costs. 2. Roads- Snow and ice control-Environmental aspects-United States. 3. Deicing chemicals-costs. 4. Calcium magnesium acetate. 5. Salt. I. National Research Council (U.S.). Commillec on the Comparative Costs of Rock Salt and Calcium Magnesium Acetate (CMA) for Highway Deicing. II. Series: Special report (National Research Counci l (U .S . .)~l:ta.nsp.or:tation_Rc.s.c.ar.ch..Roanl)_JJ TE220.5.H54 1991 625.7'63-dc20 91-41654 CIP Cover design: Diane L. Ross
Committee on the Comparative Costs of Rock Salt and Calcium Magnesium Acetate (CMA) for Highway Deicing JOHN J. HENRY, Chairman, Pennsylvania Transportation Institute, The Pennsylvania State University, University Park ROBERT BABOIAN, Texas Instruments, Inc., Attleboro, Massachusetts JAMES W. DUNLEAVY, Oakland County Road Commission, Waterford, Michigan DONALD N. GEOFFROY, New York State Department of Transportation, Albany JEFFREY L. GIDLEY, California Department of Transportation, Sacramento RICHARD R. HORNER, University of Washington, Seattle MAURICE A. LARSON, Iowa State University, Ames DAVID G. MANNING, Ontario Ministry of Transportation, Downsview PATRICK S. McCARTHY, Purdue University, West Lafayette, Indiana L. LEE PIEPHO, General Motors Corporation, Milford, Michigan SAMUEL J. POLLOCK, Massachusetts Department of Public Works, Wellesley Hills DELLA M. Roy, The Pennsylvania State University, University Park DONALD L. WISE, Northeastern University, Boston, Massachusetts RONALD L. ZooK, Ohio Department of Transportation, Columbus Liaison Representatives CLAYTON ORMSBY, Federal Highway Administration, U.S. Department of Transportation L. DA vro MINSK, Strategic Highway Research Program, National Research Council CRAWFORD F. JENCKS, Transportation Research Board FRANK N. LISLE, Transportation Research Board Transportation Research Board Staff ROBERT E. SKINNER, JR., Director for Special Projects THOMAS R. MENZIES, Project Manager NANCY A. ACKERMAN, Director of Publications NORMAN SOLOMON, Assistant Editor Consultants CHARLES R. GOLDMAN JOHN E. REUTER