Welty's Mill Bridge
Welty's Mill Bridge is an historic, American, multi-span, stone arch bridge that is located in Washington Township in Franklin County, Pennsylvania.

It was listed on the National Register of Historic Places in 1983.

History and architectural features
This historic structure is a , two-arch bridge that was built in 1856 using limestone. It crosses the East Branch of Little Antietam.

It was listed on the National Register of Historic Places in 1983.

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References 

Road bridges on the National Register of Historic Places in Pennsylvania
Bridges completed in 1856
Bridges in Franklin County, Pennsylvania
National Register of Historic Places in Franklin County, Pennsylvania
Stone arch bridges in the United States