Manchester Street Bridge, Spanning Merrimack River at Manchester Street (U.S, Concord, Merrimack County, NH
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Spanning Merrimack River at Manchester Street (U.S, Concord, NH
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Documentation compiled after 1968.
Survey number HAER NH-28
Significance: It is significant as the longest through truss bridge in New Hampshire. It is one of only four extant steel combination truss bridges in the state. It embodies the distinctive characteristics of the Pratt and Parker trusses, and is the only combination truss bridge containing a Parker truss, making is significant for its design and engineering. It was fabricated by a prolific bridge builder, Lackawanna Steel Construction Corporation, and is one of many bridges designed by the New Hampshire Highway Department during the early 20th century period...
Steel Truss Bridges
Historic American Engineering Record (Library of Congress)
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