Sanderson Avenue Bridge, Sanderson Avenue spanning Lackawanna River, Scranton, Lackawanna County, PA
Significance: The Sanderson Avenue Bridge is a single-span reinforced concrete-filled spandrel arch structure designed by the pioneering engineer Edwin Thacher. It represents an early application of reinforced concrete technology incorporating several innovative patented design features.
Survey number: HAER PA-173
Building/structure dates: 1904 Initial Construction