McConnell's Mill Bridge, Spanning Slippery Rock Creek at McConnell's Mill Road (Township Route 415), Ellwood City, Lawrence County, PA
Summary
Significance: One of 4 extant Howe-truss covered bridges in Pennsylvania. It is the longest of these that has not been completely rebuilt. Erected originally to transport cargo from a grist mill, the bridge still carries vehicular traffic through what became McConnell's Mill State Park in 1957. In the late 1950s, a steel support structure was added to the deck and an asphalt covering was tacked onto the roof...
Unprocessed Field note material exists for this structure: N436
Survey number: HAER PA-458
Building/structure dates: 1875 Initial Construction
Building/structure dates: after. 1957- before. 1960 Subsequent Work
National Register of Historic Places NRIS Number: 80003544
Tags
Date
1969 - 1980
Contributors
Historic American Engineering Record, creator
J. B. White & Sons
Bell & Breckenridge
McConnell's Mill State Park
Grzywacz, Robert W, field team
Cherry, Jonathan, field team
Milnarik, Elizabeth, field team
DeLony, Eric N, project manager
Pennsylvania Department of Transportation, sponsor
Pennsylvania Historical & Museum Commission, sponsor
Location
ellwood city, 40.86173, -80.28645
Source
Library of Congress
Copyright info
No known restrictions on images made by the U.S. Government; images copied from other sources may be restricted. http://www.loc.gov/rr/print/res/114_habs.html