Structures

Keystone Iron & Metals: The Great Wall

Homestead, PA
Mile 142

This website is an ongoing effort to document the official history of building the Great Allegheny Passage by those who built it – with factual content, personal experiences and great images of the ‘Building the Great Allegheny Passage.’ Please click the “Contact Us” button to send us something you would like to share or to request information.

“The Passage is linear; the story of its building is not.” – Linda McKenna Boxx, June 2020.

Structures

Brush Tunnel

Borden Tunnel

Big Savage Tunnel

Keystone Viaduct

Bollman Bridge

Salisbury Viaduct

Pinkerton Tunnel

Ohiopyle High and Low Bridges

Bowest Junction & Bridges

Riverton Bridge

Whitaker Bridge

Port Perry Bridge

Keystone Iron & Metals: The Great Wall

Hot Metal Bridge

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