Search results
Results from the WOW.Com Content Network
The Bollman Truss Railroad Bridge across the Little Patuxent River at Savage, Maryland, is one of the oldest standing iron railroad bridges in the United States and the sole surviving example of a revolutionary design in the history of American bridge engineering. [5]
Wendel Bollman. Wendel Bollman (January 21, 1814 – 1884) was an American self-taught civil engineer, best known for his iron railway bridges.Only one of his patented "Bollman truss" bridges survives, the Bollman Truss Railroad Bridge in Savage, Maryland.
At the beginning of the trail is a Bollman truss bridge, which was used by the Baltimore and Ohio Railroad during the middle of the 19th century. The Bollman truss bridge was invented in 1850 and was the first system to be made entirely of iron. This bridge was built in 1869 and is the only remaining Bollman truss bridge of its design in the ...
In 1835 the Washington branch of the B&O Railroad was completed, and Savage Station was established on the line about a mile southeast of the present mill. A spur of the B&O was laid to the Savage factory in 1887, and it was at this time that the famous Bollman Truss Railroad Bridge was moved to its present site from another location ...
A steel Pratt truss and plate girder bridge was built in 1894 to carry the B&O Valley Line (now the CSX Shenandoah Subdivision) toward Winchester, Virginia, along the Shenandoah River. This was complemented in 1930–1931 with a deck plate girder bridge that carried the B&O Main Line (now the CSX Cumberland Subdivision ) to Martinsburg, West ...
Notable structural features on the original line include the Thomas Viaduct, the first multi-span masonry railroad bridge in the United States, and the largest bridge in the country when it was completed in 1835; and the earliest example of an iron truss bridge designed by Wendel Bollman and installed at Savage. [5]: 361 [6]
This is a List of National Historic Landmarks in Maryland. ... in operation in the United States 4: ... Railroad Bridge: Bollman Truss Railroad Bridge ...
Baltimore and Ohio Railroad, Bollman Bridge: Replaced Bollman truss: 1868 1987 Baltimore and Ohio Railroad (former) Potomac River: Maryland Heights, Maryland, and Harpers Ferry, West Virginia: Washington County, Maryland, and Jefferson County, West Virginia