TR NEWS |
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2 Introduction 3 Condition of the Nations Highway Bridges A Look at the Past, Present, and Future |
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9 Program Management Issues 23 Technology of the Future 27 Perspectives on Future Highway Bridge Design |
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31 Bridges as Symbols Point of View 35 Research Pays Off Modern and Comprehensive Bridge Design Specifications 37 Trends and Issues in Transportation TRBs 1997 Field Visit Program 56 Profiles 58 Calendar 59 Bookshelf TR News (ISSN 0738-6826) is issued bimonthly by the Transportation Research Board, National Research Council, 2101 Constitution Avenue, N.W., Washington, D.C. 20418. Internet address: http://trb.org. Printed in the United States of America. Editorial Correspondence: By mail to the Reports and Editorial Services Office at the address above, or telephone 202-334-2972, fax 202-334-3495. Subscriptions: North America: 1 year $52.00; single issue $9.00. Overseas: 1 year $65.00; single issue $12.00. Inquiries or communications concerning new subscriptions, subscription problems, or single-copy sales should be addressed to the Business Office at the address above, or telephone 202-334-3214, fax 202-334-2519. Second-class postage paid at Washington, D.C. Postmaster: Send changes of address to TR News, Transportation Research Board, 2101 Constitution Avenue, N.W., Washington, D.C. 20418. NOTICE: The opinions expressed in articles appearing in TR News are those of the authors and do not necessarily reflect the views of the Transportation Research Board. The Transportation Research Board and TR News do not endorse products of manufacturers. Trade and manufacturers names appear in an article only because they are considered essential to its object. |
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