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bridge

frederick

frederick county

historic american engineering record

library of congress

liz jandoli

maryland

mill

national register of historic places

owens creek

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Old Mill Road Bridge, Spanning Owens Creek on Old Mill Road, Rocky Ridge, Frederick County, MD

Old Mill Road Bridge, Spanning Owens Creek on Old Mill Road, Rocky Rid...

Significance: This is a well preserved example of a Pratt Through Truss bridge with pin connections. As of 1983, it is the only bridge known to survive in the United States that can be directly attributed to t... More

Old Mill Road Bridge, Spanning Owens Creek on Old Mill Road, Rocky Ridge, Frederick County, MD

Old Mill Road Bridge, Spanning Owens Creek on Old Mill Road, Rocky Rid...

Significance: This is a well preserved example of a Pratt Through Truss bridge with pin connections. As of 1983, it is the only bridge known to survive in the United States that can be directly attributed to t... More

Old Mill Road Bridge, Spanning Owens Creek on Old Mill Road, Rocky Ridge, Frederick County, MD

Old Mill Road Bridge, Spanning Owens Creek on Old Mill Road, Rocky Rid...

Significance: This is a well preserved example of a Pratt Through Truss bridge with pin connections. As of 1983, it is the only bridge known to survive in the United States that can be directly attributed to t... More

Old Mill Road Bridge, Spanning Owens Creek on Old Mill Road, Rocky Ridge, Frederick County, MD

Old Mill Road Bridge, Spanning Owens Creek on Old Mill Road, Rocky Rid...

Significance: This is a well preserved example of a Pratt Through Truss bridge with pin connections. As of 1983, it is the only bridge known to survive in the United States that can be directly attributed to t... More

Old Mill Road Bridge, Spanning Owens Creek on Old Mill Road, Rocky Ridge, Frederick County, MD

Old Mill Road Bridge, Spanning Owens Creek on Old Mill Road, Rocky Rid...

Significance: This is a well preserved example of a Pratt Through Truss bridge with pin connections. As of 1983, it is the only bridge known to survive in the United States that can be directly attributed to t... More

Old Mill Road Bridge, Spanning Owens Creek on Old Mill Road, Rocky Ridge, Frederick County, MD

Old Mill Road Bridge, Spanning Owens Creek on Old Mill Road, Rocky Rid...

Significance: This is a well preserved example of a Pratt Through Truss bridge with pin connections. As of 1983, it is the only bridge known to survive in the United States that can be directly attributed to t... More

Old Mill Road Bridge, Spanning Owens Creek on Old Mill Road, Rocky Ridge, Frederick County, MD

Old Mill Road Bridge, Spanning Owens Creek on Old Mill Road, Rocky Rid...

Significance: This is a well preserved example of a Pratt Through Truss bridge with pin connections. As of 1983, it is the only bridge known to survive in the United States that can be directly attributed to t... More

Old Mill Road Bridge, Spanning Owens Creek on Old Mill Road, Rocky Ridge, Frederick County, MD

Old Mill Road Bridge, Spanning Owens Creek on Old Mill Road, Rocky Rid...

Significance: This is a well preserved example of a Pratt Through Truss bridge with pin connections. As of 1983, it is the only bridge known to survive in the United States that can be directly attributed to t... More