Timber Bridges
Design, Construction, Inspection and Maintenance

Ritter, Michael A. 1990. Washington, DC: 944 p.

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• Chapter 1 -- Timber as a Bridge Material
• Chapter 2 -- Types of Timber Bridges
• Chapter 3 -- Properties of Wood & Structural Wood Products
• Chapter 4 -- Preservation & Protection of Timber Bridges
• Chapter 5 -- Basic Timber Design Concepts for Bridges
• Chapter 6 -- Loads & Forces on Timber Bridges
• Chapter 7 -- Design of Beam Superstructures
• Chapter 8 -- Design of Longitudinal Deck Superstructures
• Chapter 9 -- Design of Longitudinal Stress-Laminated Deck Superstructures
• Chapter 10 -- Rail Systems for Timber Decks
• Chapter 11 -- Wearing Surfaces for Timber Decks
• Chapter 12 -- Timber Bridge Fabrication & Construction
• Chapter 13 -- Bridge Inspection for Decay & Other Deterioration
• Chapter 14 -- Maintenance & Rehabilitation of Timber Bridges
• Chapter 15 -- Bridge Maintenance, Rehabilitation, & Replacement: Case Histories
• Chapter 16 -- Reference Information
• Chapter 17 -- Glossary of Terms
• Chapter 18 -- Timber Bridge Bibliography
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Acknowledgements

The author acknowledges the following individuals, Agencies, and Associations for the substantial contributions they made to this publication:

For contributions to Chapter 1, Fong Ou, Ph.D., Civil Engineer, USDA Forest Service, Engineering Staff, Washington Office.

For contributions to Chapter 3, Jerry Winandy, Research Forest Products Technologist, US Forest Service, Forest Products Laboratory.

For contributions to Chapter 8, Terry Wipf, P.E., Ph.D., Associate Professor of Structural Engineering, Iowa State University, Ames, Iowa.

For administrative overview and support, Clyde Weller, Civil Engineer, US Forest Service, Engineering Staff, Washington Office.

For consultation and assistance during preparation and review, USDA Forest Service Bridge Engineers, Steve Bunnell, Frank Muchmore, Sakee Poulakidas, Ron Schmidt, Merv Eriksson, and David Summy; Russ Moody and Alan Freas (retired) of the US Forest Service, Forest Products Laboratory; Dave Pollock of the National Forest Products
Association; and Lorraine Krahn and James Wacker, former students at the University of Wisconsin at Madison.

In addition, special thanks to Mary Jane Baggett and Jim Anderson for editorial consultation, JoAnn Benisch for graphics preparation and layout, and Stephen Schmieding and James Vargo for photographic support.