Field performance of timber bridges.

Documents the field performance of the Ciphers bridge located in Roseau County of Northern Minnesota. Describes the design, construction, and a 2-year field evaluation study of the Ciphers bridge. The bridge is a single-lane stress-laminated deck bridge with a total length of approximately 12.19 m (40 ft.)and was built in 1989. This is the first known bridge application to utilize red pine sawn lumber in a stress-laminated deck superstructure."October 1998"--T.p. verso.Cover title.Includes bibliographical references (p. 13).Documents the field performance of the Ciphers bridge located in Roseau County of Northern Minnesota. Describes the design, construction, and a 2-year field evaluation study of the Ciphers bridge. The bridge is a single-lane stress-laminated deck bridge with a total length of approximately 12.19 m (40 ft.)and was built in 1989. This is the first known bridge application to utilize red pine sawn lumber in a stress-laminated deck superstructure.Sponsored in part by the National Wood in Transportation Information Center.Mode of access: Internet