The Bollman Truss Railroad Bridge stands as a significant landmark in the history of American engineering and transportation. This bridge, notable for its innovative design and historical importance, was constructed in 1852 [1][7]. It is located across the Little Patuxent River in Savage, Maryland [

The Bollman Truss is a unique and historically significant type of bridge that was patented in 1852 by Wendel Bollman, an innovative engineer from Baltimore. This design stands out as the first successful all-metal bridge utilized extensively in railroad construction. The Bollman Truss is characteri