Introduction The Parker truss bridge stands as a testament to the ingenuity of late 19th-century engineering, blending elegance, efficiency, and adaptability in a manner that has kept it relevant for more than 150 years. Characterized by its distinctive polygonal (curved) top chord, the Parker t

The Springtown Truss Bridge, a relic of 19th-century engineering ingenuity, stands as a testament to America’s railroad expansion and the transformative power of infrastructure. Nestled in Springtown, New York, this bridge once served as a critical artery for the Wallkill Valley Railway, linking ag