Fromberg Concrete Arch Bridge
Fromberg Concrete Arch Bridge | |
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| Location | River St. over the Clarks Fork of the Yellowstone River, Fromberg, Montana |
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| Coordinates | 45°23′31″N 108°53′39″W / 45.39194°N 108.89417°W |
| Area | less than one acre |
| Built | 1914 |
| Built by | Beley Construction Co. |
| Architect | C.A. Gibson |
| Architectural style | Concrete arch bridge |
| MPS | Fromberg MPS |
| NRHP reference No. | 92001790[1] |
| Added to NRHP | January 28, 1993 |
The Fromberg Concrete Arch Bridge, in Fromberg, Montana, was built in 1914. It was listed on the National Register of Historic Places in 1993.[1]
It brings River St. over the Clarks Fork of the Yellowstone River.[1]
It is a three-span concrete deck arch bridge designed by Carbon County, Montana surveyor C.A. Gibson and was "quite advanced for the time": it has "flattened parabolic arches with a rise to span ratio of 1 to 7." At its completion it was the largest concrete bridge in the state.[2]
In 1993 it was the oldest multi-arch concrete bridge surviving in the state.[2]
References
- ^ a b c "National Register Information System". National Register of Historic Places. National Park Service. November 2, 2013.
- ^ a b Lon Johnson (August 1992). "National Register of Historic Places Registration: Fromberg Concrete Arch Bridge". National Park Service. Retrieved September 8, 2019. With accompanying three photos from 1992 and one from c.1914
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