Old Mill Road Bridge, Spanning Saucon Creek, Old Mill Road, Hellertown...
Significance: One of two existing pony-truss spans built by the Beckel Foundry. Both used variations of Francis C. Lowthorp's 23 June 1857 and 13 March 1860 patented cast lower-chord connections. The Old Mill... More
Old Mill Road Bridge, Spanning Saucon Creek, Old Mill Road, Hellertown...
Significance: One of two existing pony-truss spans built by the Beckel Foundry. Both used variations of Francis C. Lowthorp's 23 June 1857 and 13 March 1860 patented cast lower-chord connections. The Old Mill... More
Rush's Mill Bridge, Spanning Plum Creek at North end of Union Canal Bi...
Significance: Rush's Mill Bridge is one of a small number of composite cast- and wrought-iron bridges yet remaining in the U.S. It is also one of the few existing examples employing the Howe-truss form in whic... More
Scarlets Mill Bridge, Spanning former Reading Railroad, Scarlets Mill,...
Significance: The Scarlets Mill Bridge is a cast- and wrought-iron Pratt-type truss with a rolled upper chord arched in the form of an ellipse, one of many built in the 1870s and 1880s for the Philadelphia and ... More
Scarlets Mill Bridge, Spanning former Reading Railroad, Scarlets Mill,...
Significance: The Scarlets Mill Bridge is a cast- and wrought-iron Pratt-type truss with a rolled upper chord arched in the form of an ellipse, one of many built in the 1870s and 1880s for the Philadelphia and ... More
Rush's Mill Bridge, Spanning Plum Creek at North end of Union Canal Bi...
Significance: Rush's Mill Bridge is one of a small number of composite cast- and wrought-iron bridges yet remaining in the U.S. It is also one of the few existing examples employing the Howe-truss form in whic... More
Old Mill Road Bridge, Spanning Saucon Creek, Old Mill Road, Hellertown...
Significance: One of two existing pony-truss spans built by the Beckel Foundry. Both used variations of Francis C. Lowthorp's 23 June 1857 and 13 March 1860 patented cast lower-chord connections. The Old Mill... More
Old Mill Road Bridge, Spanning Saucon Creek, Old Mill Road, Hellertown...
Significance: One of two existing pony-truss spans built by the Beckel Foundry. Both used variations of Francis C. Lowthorp's 23 June 1857 and 13 March 1860 patented cast lower-chord connections. The Old Mill... More
Scarlets Mill Bridge, Spanning former Reading Railroad, Scarlets Mill,...
Significance: The Scarlets Mill Bridge is a cast- and wrought-iron Pratt-type truss with a rolled upper chord arched in the form of an ellipse, one of many built in the 1870s and 1880s for the Philadelphia and ... More
Old Mill Road Bridge, Spanning Saucon Creek, Old Mill Road, Hellertown...
Significance: One of two existing pony-truss spans built by the Beckel Foundry. Both used variations of Francis C. Lowthorp's 23 June 1857 and 13 March 1860 patented cast lower-chord connections. The Old Mill... More
Old Mill Road Bridge, Spanning Saucon Creek, Old Mill Road, Hellertown...
Significance: One of two existing pony-truss spans built by the Beckel Foundry. Both used variations of Francis C. Lowthorp's 23 June 1857 and 13 March 1860 patented cast lower-chord connections. The Old Mill... More
Old Mill Road Bridge, Spanning Saucon Creek, Old Mill Road, Hellertown...
Significance: One of two existing pony-truss spans built by the Beckel Foundry. Both used variations of Francis C. Lowthorp's 23 June 1857 and 13 March 1860 patented cast lower-chord connections. The Old Mill... More
Scarlets Mill Bridge, Spanning former Reading Railroad, Scarlets Mill,...
Significance: The Scarlets Mill Bridge is a cast- and wrought-iron Pratt-type truss with a rolled upper chord arched in the form of an ellipse, one of many built in the 1870s and 1880s for the Philadelphia and ... More
Old Mill Road Bridge, Spanning Saucon Creek, Old Mill Road, Hellertown...
Significance: One of two existing pony-truss spans built by the Beckel Foundry. Both used variations of Francis C. Lowthorp's 23 June 1857 and 13 March 1860 patented cast lower-chord connections. The Old Mill... More
Scarlets Mill Bridge, Spanning former Reading Railroad, Scarlets Mill,...
Significance: The Scarlets Mill Bridge is a cast- and wrought-iron Pratt-type truss with a rolled upper chord arched in the form of an ellipse, one of many built in the 1870s and 1880s for the Philadelphia and ... More
Scarlets Mill Bridge, Spanning former Reading Railroad, Scarlets Mill,...
Significance: The Scarlets Mill Bridge is a cast- and wrought-iron Pratt-type truss with a rolled upper chord arched in the form of an ellipse, one of many built in the 1870s and 1880s for the Philadelphia and ... More
Rush's Mill Bridge, Spanning Plum Creek at North end of Union Canal Bi...
Significance: Rush's Mill Bridge is one of a small number of composite cast- and wrought-iron bridges yet remaining in the U.S. It is also one of the few existing examples employing the Howe-truss form in whic... More
Old Mill Road Bridge, Spanning Saucon Creek, Old Mill Road, Hellertown...
Significance: One of two existing pony-truss spans built by the Beckel Foundry. Both used variations of Francis C. Lowthorp's 23 June 1857 and 13 March 1860 patented cast lower-chord connections. The Old Mill... More
Old Mill Road Bridge, Spanning Saucon Creek, Old Mill Road, Hellertown...
Significance: One of two existing pony-truss spans built by the Beckel Foundry. Both used variations of Francis C. Lowthorp's 23 June 1857 and 13 March 1860 patented cast lower-chord connections. The Old Mill... More
Scarlets Mill Bridge, Spanning former Reading Railroad, Scarlets Mill,...
Significance: The Scarlets Mill Bridge is a cast- and wrought-iron Pratt-type truss with a rolled upper chord arched in the form of an ellipse, one of many built in the 1870s and 1880s for the Philadelphia and ... More
Scarlets Mill Bridge, Spanning former Reading Railroad, Scarlets Mill,...
Significance: The Scarlets Mill Bridge is a cast- and wrought-iron Pratt-type truss with a rolled upper chord arched in the form of an ellipse, one of many built in the 1870s and 1880s for the Philadelphia and ... More
Rush's Mill Bridge, Spanning Plum Creek at North end of Union Canal Bi...
Significance: Rush's Mill Bridge is one of a small number of composite cast- and wrought-iron bridges yet remaining in the U.S. It is also one of the few existing examples employing the Howe-truss form in whic... More
Rush's Mill Bridge, Spanning Plum Creek at North end of Union Canal Bi...
Significance: Rush's Mill Bridge is one of a small number of composite cast- and wrought-iron bridges yet remaining in the U.S. It is also one of the few existing examples employing the Howe-truss form in whic... More
Scarlets Mill Bridge, Spanning former Reading Railroad, Scarlets Mill,...
Significance: The Scarlets Mill Bridge is a cast- and wrought-iron Pratt-type truss with a rolled upper chord arched in the form of an ellipse, one of many built in the 1870s and 1880s for the Philadelphia and ... More
Scarlets Mill Bridge, Spanning former Reading Railroad, Scarlets Mill,...
Significance: The Scarlets Mill Bridge is a cast- and wrought-iron Pratt-type truss with a rolled upper chord arched in the form of an ellipse, one of many built in the 1870s and 1880s for the Philadelphia and ... More
Rush's Mill Bridge, Spanning Plum Creek at North end of Union Canal Bi...
Significance: Rush's Mill Bridge is one of a small number of composite cast- and wrought-iron bridges yet remaining in the U.S. It is also one of the few existing examples employing the Howe-truss form in whic... More
Rush's Mill Bridge, Spanning Plum Creek at North end of Union Canal Bi...
Significance: Rush's Mill Bridge is one of a small number of composite cast- and wrought-iron bridges yet remaining in the U.S. It is also one of the few existing examples employing the Howe-truss form in whic... More
Old Mill Road Bridge, Spanning Saucon Creek, Old Mill Road, Hellertown...
Significance: One of two existing pony-truss spans built by the Beckel Foundry. Both used variations of Francis C. Lowthorp's 23 June 1857 and 13 March 1860 patented cast lower-chord connections. The Old Mill... More
Scarlets Mill Bridge, Spanning former Reading Railroad, Scarlets Mill,...
Significance: The Scarlets Mill Bridge is a cast- and wrought-iron Pratt-type truss with a rolled upper chord arched in the form of an ellipse, one of many built in the 1870s and 1880s for the Philadelphia and ... More
Scarlets Mill Bridge, Spanning former Reading Railroad, Scarlets Mill,...
Significance: The Scarlets Mill Bridge is a cast- and wrought-iron Pratt-type truss with a rolled upper chord arched in the form of an ellipse, one of many built in the 1870s and 1880s for the Philadelphia and ... More
Old Mill Road Bridge, Spanning Saucon Creek, Old Mill Road, Hellertown...
Significance: One of two existing pony-truss spans built by the Beckel Foundry. Both used variations of Francis C. Lowthorp's 23 June 1857 and 13 March 1860 patented cast lower-chord connections. The Old Mill... More
Old Mill Road Bridge, Spanning Saucon Creek, Old Mill Road, Hellertown...
Significance: One of two existing pony-truss spans built by the Beckel Foundry. Both used variations of Francis C. Lowthorp's 23 June 1857 and 13 March 1860 patented cast lower-chord connections. The Old Mill... More
Scarlets Mill Bridge, Spanning former Reading Railroad, Scarlets Mill,...
Significance: The Scarlets Mill Bridge is a cast- and wrought-iron Pratt-type truss with a rolled upper chord arched in the form of an ellipse, one of many built in the 1870s and 1880s for the Philadelphia and ... More
Scarlets Mill Bridge, Spanning former Reading Railroad, Scarlets Mill,...
Significance: The Scarlets Mill Bridge is a cast- and wrought-iron Pratt-type truss with a rolled upper chord arched in the form of an ellipse, one of many built in the 1870s and 1880s for the Philadelphia and ... More
Scarlets Mill Bridge, Spanning former Reading Railroad, Scarlets Mill,...
Significance: The Scarlets Mill Bridge is a cast- and wrought-iron Pratt-type truss with a rolled upper chord arched in the form of an ellipse, one of many built in the 1870s and 1880s for the Philadelphia and ... More
Rush's Mill Bridge, Spanning Plum Creek at North end of Union Canal Bi...
Significance: Rush's Mill Bridge is one of a small number of composite cast- and wrought-iron bridges yet remaining in the U.S. It is also one of the few existing examples employing the Howe-truss form in whic... More
Rush's Mill Bridge, Spanning Plum Creek at North end of Union Canal Bi...
Significance: Rush's Mill Bridge is one of a small number of composite cast- and wrought-iron bridges yet remaining in the U.S. It is also one of the few existing examples employing the Howe-truss form in whic... More
Old Mill Road Bridge, Spanning Saucon Creek, Old Mill Road, Hellertown...
Significance: One of two existing pony-truss spans built by the Beckel Foundry. Both used variations of Francis C. Lowthorp's 23 June 1857 and 13 March 1860 patented cast lower-chord connections. The Old Mill... More
Old Mill Road Bridge, Spanning Saucon Creek, Old Mill Road, Hellertown...
Significance: One of two existing pony-truss spans built by the Beckel Foundry. Both used variations of Francis C. Lowthorp's 23 June 1857 and 13 March 1860 patented cast lower-chord connections. The Old Mill... More
Rush's Mill Bridge, Spanning Plum Creek at North end of Union Canal Bi...
Significance: Rush's Mill Bridge is one of a small number of composite cast- and wrought-iron bridges yet remaining in the U.S. It is also one of the few existing examples employing the Howe-truss form in whic... More
Scarlets Mill Bridge, Spanning former Reading Railroad, Scarlets Mill,...
Significance: The Scarlets Mill Bridge is a cast- and wrought-iron Pratt-type truss with a rolled upper chord arched in the form of an ellipse, one of many built in the 1870s and 1880s for the Philadelphia and ... More