Talk:National Register of Historic Places listings in Armstrong County, Pennsylvania

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Colwell Cut Viaduct may have been replaced.

^[1]	Name on the Register	Image	Date listed^[2]	Location	City or town	Description
1	Bridge between Madison and Mahoning Townships	Bridge between Madison and Mahoning Townships	June 22, 1988 (#88000798)	Legislative Route 03178 over Mahoning Creek near Deanville 40°55′52″N 79°23′18″W / 40.931111°N 79.388333°W / 40.931111; -79.388333	Madison and Mahoning Townships
2	Colwell Cut Viaduct	Colwell Cut Viaduct	June 22, 1988 (#88000796)	Legislative Route 66 over the Pittsburg and Shawmut Railroad southwest of Seminole 40°56′13″N 79°21′47″W / 40.936944°N 79.363056°W / 40.936944; -79.363056 (Colwell Cut Viaduct)	Mahoning Township

^ Numbers represent an alphabetical ordering by significant words. Various colorings, defined here, differentiate National Historic Landmarks and historic districts from other NRHP buildings, structures, sites or objects.
^ The eight-digit number below each date is the number assigned to each location in the National Register Information System database, which can be viewed by clicking the number.