Hotchkiss Bridge, Spanning North Fork River on County Road 3400, Hotch...
Significance: Erected using steel components rolled by the Lackawanna Steel Company, the Hotchkiss Bridge was a locally important crossing of the North Fork River. Built by Colorado's most prolific bridge contr... More
Choate Bridge, Spanning Ipswich River at South Main Street, Ipswich, E...
Significance: The Choate Bridge is an example of early stone construction in the history of American road building. The Essex County Court voted in December, 1764 to name the bridge in honor of Col. John Choat... More
Cincinnati Suspension Bridge, Spanning Ohio River, Cincinnati, Hamilto...
See also HAER No. KY-20, Covington & Cincinnati Suspension Bridge, for additional documentation. Significance: At the time of its completion in 1866, the Cincinnati Suspension Bridge was the longest suspension ... More
Dentville Road Bridge, Spanning Hiawassee River on Dentville Road, Ben...
Significance: The bridge is a representative example of both the through Parker and Pratt trusses. It is also significant due to its local historical associations and its association with the Joliet Bridge and ... More
San Francisco Oakland Bay Bridge, Spanning San Francisco Bay, San Fran...
Significance: The San Francisco-Oakland Bay Bridge is one of the most impressive engineering structures in the United States. It is also one of the most important transportation links in the United States, ser... More
Dentville Road Bridge, Spanning Hiawassee River on Dentville Road, Ben...
Significance: The bridge is a representative example of both the through Parker and Pratt trusses. It is also significant due to its local historical associations and its association with the Joliet Bridge and ... More
San Francisco Oakland Bay Bridge, Spanning San Francisco Bay, San Fran...
Significance: The San Francisco-Oakland Bay Bridge is one of the most impressive engineering structures in the United States. It is also one of the most important transportation links in the United States, ser... More
San Francisco Oakland Bay Bridge, Spanning San Francisco Bay, San Fran...
Significance: The San Francisco-Oakland Bay Bridge is one of the most impressive engineering structures in the United States. It is also one of the most important transportation links in the United States, ser... More
San Francisco Oakland Bay Bridge, Spanning San Francisco Bay, San Fran...
Significance: The San Francisco-Oakland Bay Bridge is one of the most impressive engineering structures in the United States. It is also one of the most important transportation links in the United States, ser... More
San Francisco Oakland Bay Bridge, Spanning San Francisco Bay, San Fran...
Significance: The San Francisco-Oakland Bay Bridge is one of the most impressive engineering structures in the United States. It is also one of the most important transportation links in the United States, ser... More
San Francisco Oakland Bay Bridge, Spanning San Francisco Bay, San Fran...
Significance: The San Francisco-Oakland Bay Bridge is one of the most impressive engineering structures in the United States. It is also one of the most important transportation links in the United States, ser... More
San Francisco Oakland Bay Bridge, Spanning San Francisco Bay, San Fran...
Significance: The San Francisco-Oakland Bay Bridge is one of the most impressive engineering structures in the United States. It is also one of the most important transportation links in the United States, ser... More
San Francisco Oakland Bay Bridge, Spanning San Francisco Bay, San Fran...
Significance: The San Francisco-Oakland Bay Bridge is one of the most impressive engineering structures in the United States. It is also one of the most important transportation links in the United States, ser... More
San Francisco Oakland Bay Bridge, Spanning San Francisco Bay, San Fran...
Significance: The San Francisco-Oakland Bay Bridge is one of the most impressive engineering structures in the United States. It is also one of the most important transportation links in the United States, ser... More
Tifton Bridge, U.S. Route 82/State Route 50 over Seaboard Coastline Ra...
Significance: The Tifton Bridge is one of 10 camelback bridges identified in the state, only 7 of which are pin-connected, and only 2 of which are in the southern portion of the state. The camelback truss of t... More
Central Railroad of New Jersey, Newark Bay Lift Bridge, Spanning Newar...
Significance: The Newark Bay Bridge was constructed near the end of J.A.L. Waddell's career. He was an early proponent of the vertical lift bridge, designing and building his first in 1892. Waddell's landmark... More
Central Railroad of New Jersey, Newark Bay Lift Bridge, Spanning Newar...
Significance: The Newark Bay Bridge was constructed near the end of J.A.L. Waddell's career. He was an early proponent of the vertical lift bridge, designing and building his first in 1892. Waddell's landmark... More
Central Railroad of New Jersey, Newark Bay Lift Bridge, Spanning Newar...
Significance: The Newark Bay Bridge was constructed near the end of J.A.L. Waddell's career. He was an early proponent of the vertical lift bridge, designing and building his first in 1892. Waddell's landmark... More
Central Railroad of New Jersey, Newark Bay Lift Bridge, Spanning Newar...
Significance: The Newark Bay Bridge was constructed near the end of J.A.L. Waddell's career. He was an early proponent of the vertical lift bridge, designing and building his first in 1892. Waddell's landmark... More
Central Railroad of New Jersey, Newark Bay Lift Bridge, Spanning Newar...
Significance: The Newark Bay Bridge was constructed near the end of J.A.L. Waddell's career. He was an early proponent of the vertical lift bridge, designing and building his first in 1892. Waddell's landmark... More
Central Railroad of New Jersey, Newark Bay Lift Bridge, Spanning Newar...
Significance: The Newark Bay Bridge was constructed near the end of J.A.L. Waddell's career. He was an early proponent of the vertical lift bridge, designing and building his first in 1892. Waddell's landmark... More
Central Railroad of New Jersey, Newark Bay Lift Bridge, Spanning Newar...
Significance: The Newark Bay Bridge was constructed near the end of J.A.L. Waddell's career. He was an early proponent of the vertical lift bridge, designing and building his first in 1892. Waddell's landmark... More
New Portland Suspension Bridge, Spanning Carrabasset River, New Portla...
Significance: The New Portland (Wire) Bridge is the only early American suspension bridge that remains basically unaltered, aside from John A. Roebling's Delaware Aqueduct. It is also the only extant example of... More
New Portland Suspension Bridge, Spanning Carrabasset River, New Portla...
Significance: The New Portland (Wire) Bridge is the only early American suspension bridge that remains basically unaltered, aside from John A. Roebling's Delaware Aqueduct. It is also the only extant example of... More
Boston & Maine Railroad, Northampton Lattice Truss Bridge, Northampton...
Significance: This structure is an early example of an all-riveted metal lattice truss built for railroad use. The form of the riveted lattice truss reduced deflection under heavy moving loads and, apparently,... More
Boston & Maine Railroad, Northampton Lattice Truss Bridge, Northampton...
Significance: This structure is an early example of an all-riveted metal lattice truss built for railroad use. The form of the riveted lattice truss reduced deflection under heavy moving loads and, apparently,... More
Boston & Maine Railroad, Northampton Lattice Truss Bridge, Northampton...
Significance: This structure is an early example of an all-riveted metal lattice truss built for railroad use. The form of the riveted lattice truss reduced deflection under heavy moving loads and, apparently,... More
Alcovy Road Bridge, Spanning Alcovy River, Covington, Newton County, G...
Significance: The Alcovy Road Bridge is composed of two steel bolt connected Warren pony trusses with verticals and one pin-connected Pratt through truss. The overall length of the bridge is 225 feet. The bri... More
Starnes Bridge, Spanning Eagle Creek, Holbrook, Grant County, KY
Significance: The Starnes Bridge is a rare surviving example of bridge technology representing the pin-connected Pennsylvania truss elements. Survey number: HAER KY-3 Building/structure dates: 1890 Initial Co... More
Dowhait's Bridge, Bartow County Road 343, spanning Etowah River, Carte...
Significance: Dowhait's Bridge is a 264-foot steel, pin-connected Pratt through truss, composed of two spans. The bridge is one of 38 Pratt through trusses recorded in the Georgia Historic Bridge Survey. It i... More
Coldwater Bridge, Spanning Coldwater Creek on Old Railroad Bed Road, F...
Significance: The bridge derives its significance as an unusual example of the pony Warren truss type. The bridge also possesses historical significance in Lincoln County transportation (railroad) history. Sur... More
Coldwater Bridge, Spanning Coldwater Creek on Old Railroad Bed Road, F...
Significance: The bridge derives its significance as an unusual example of the pony Warren truss type. The bridge also possesses historical significance in Lincoln County transportation (railroad) history. Sur... More
Pacheco Creek Bridge, San Felipe Road ,spanning Pacheco Creek, San Fel...
Significance: The Pacheco Creek Bridge is one of only three extant truss bridges in Santa Clara County and is the sole remaining truss bridge in San Benito County. Representing a type, period and method of con... More
Pacheco Creek Bridge, San Felipe Road ,spanning Pacheco Creek, San Fel...
Significance: The Pacheco Creek Bridge is one of only three extant truss bridges in Santa Clara County and is the sole remaining truss bridge in San Benito County. Representing a type, period and method of con... More
Lake Street Bridge, Spanning Ruddiman Creek at Lake Shore Drive, Muske...
Significance: The Lake Street stone arch vehicular bridge in Muskegon, Michigan, is significant because it is representative of a brief period in the evolution in design of American bridges. Relatively few sto... More
Lake Street Bridge, Spanning Ruddiman Creek at Lake Shore Drive, Muske...
Significance: The Lake Street stone arch vehicular bridge in Muskegon, Michigan, is significant because it is representative of a brief period in the evolution in design of American bridges. Relatively few sto... More
Lake Street Bridge, Spanning Ruddiman Creek at Lake Shore Drive, Muske...
Significance: The Lake Street stone arch vehicular bridge in Muskegon, Michigan, is significant because it is representative of a brief period in the evolution in design of American bridges. Relatively few sto... More
Grove Street Bridge, Grove Street, spanning Railroad tracks, Montclair...
Significance: Constructed of reinforced concrete, the Grove Street Bridge is part of an early twentieth century commuter railroad complex. It was designed and built under the supervision of George J. Ray, chie... More
Delta Bridge, Spanning Gunnison River on U.S. 50, Delta, Delta County,...
Significance: It is a multi-span of the riveted Parker type. It is significant as unusual multi-span example of a common highway bridge type. Historically this bridge is significant as a regionally important cr... More
Delta Bridge, Spanning Gunnison River on U.S. 50, Delta, Delta County,...
Significance: It is a multi-span of the riveted Parker type. It is significant as unusual multi-span example of a common highway bridge type. Historically this bridge is significant as a regionally important cr... More
Delta Bridge, Spanning Gunnison River on U.S. 50, Delta, Delta County,...
Significance: It is a multi-span of the riveted Parker type. It is significant as unusual multi-span example of a common highway bridge type. Historically this bridge is significant as a regionally important cr... More
Fort Keogh Bridge, Spanning Yellowstone River, Miles City, Custer Coun...
Picryl description: Public domain image of a bridge, water, historic structure, free to use, no copyright restrictions.
Fort Keogh Bridge, Spanning Yellowstone River, Miles City, Custer Coun...
Picryl description: Public domain image of a bridge over a water stream, free to use, no copyright restrictions.
Fort Keogh Bridge, Spanning Yellowstone River, Miles City, Custer Coun...
Picryl description: Public domain image of a bridge, water, historic structure, free to use, no copyright restrictions.
Northeast Railroad Corridor, Amtrak Route between Pennsylvania/New Jer...
Survey number: HAER NJ-40 Public domain photograph - city, downtown, New York, United States, free to use, no copyright restrictions image - Picryl description
Buena Vista Ford Bridge, Spanning Round Lick Creek on McClanahan Road,...
Significance: The bridge is significant for its unusually long length for a Pony Pratt truss and for its "fish-bellied" bottom chords. The bridge also derives significance from its association with W.T. Young B... More
Boulevard Bridge, Spanning Wagner Creek at Old Dechard-Winchester Road...
Significance: The bridge is a representative, yet attractive, example of a through Pratt steel truss. The most unique and significant feature of the bridge is its unusual skewed portal treatrment. Survey numbe... More
Boulevard Bridge, Spanning Wagner Creek at Old Dechard-Winchester Road...
Significance: The bridge is a representative, yet attractive, example of a through Pratt steel truss. The most unique and significant feature of the bridge is its unusual skewed portal treatrment. Survey numbe... More
Boulevard Bridge, Spanning Wagner Creek at Old Dechard-Winchester Road...
Significance: The bridge is a representative, yet attractive, example of a through Pratt steel truss. The most unique and significant feature of the bridge is its unusual skewed portal treatrment. Survey numbe... More
Gordon County Road 220 Bridge, Spanning Pine Log Creek on County Road ...
Picryl description: Public domain image of a bridge, water, historic structure, free to use, no copyright restrictions.
Gordon County Road 220 Bridge, Spanning Pine Log Creek on County Road ...
Picryl description: Public domain image of an arch stone structure, bridge, or tunnel, free to use, no copyright restrictions.
Gordon County Road 220 Bridge, Spanning Pine Log Creek on County Road ...
Picryl description: Public domain image of a bridge, railroad structure, train viaduct, free to use, no copyright restrictions.
Roberts Bluff Bridge, .5 mile East of Blackwater, Blackwater, Cooper C...
Significance: The Roberts Bluff Bridge constructed by A.M. Blodgett of Kansas City, Missouri represents a well preserved example of the rapidly disappearing Parker through truss bridge form in the Midwest regio... More
Smith-McGee Bridge, Georgia Route 181, Hartwell, Hart County, GA
Significance: The Smith-McGee Bridge is a three-span, pin-connected Camelback through truss bridge with approach ramps. It was built in 1922 as a toll bridge across the Savannah River. It was acquired in 1926... More
Smith-McGee Bridge, Georgia Route 181, Hartwell, Hart County, GA
Significance: The Smith-McGee Bridge is a three-span, pin-connected Camelback through truss bridge with approach ramps. It was built in 1922 as a toll bridge across the Savannah River. It was acquired in 1926... More
Smith-McGee Bridge, Georgia Route 181, Hartwell, Hart County, GA
Significance: The Smith-McGee Bridge is a three-span, pin-connected Camelback through truss bridge with approach ramps. It was built in 1922 as a toll bridge across the Savannah River. It was acquired in 1926... More
New York, New Haven & Hartford Railroad, Niantic Bridge, Spanning Nian...
Significance: The Niantic Bridge is a through girder bridge and consists of a movable span and four approach spans on stone masonry piers. The movable span is a chain-driven Scherzer rolling lift bascule span ... More
New York, New Haven & Hartford Railroad, Niantic Bridge, Spanning Nian...
Significance: The Niantic Bridge is a through girder bridge and consists of a movable span and four approach spans on stone masonry piers. The movable span is a chain-driven Scherzer rolling lift bascule span ... More
New York, New Haven & Hartford Railroad, Niantic Bridge, Spanning Nian...
Significance: The Niantic Bridge is a through girder bridge and consists of a movable span and four approach spans on stone masonry piers. The movable span is a chain-driven Scherzer rolling lift bascule span ... More
Memphis Bridge, Spanning Mississippi River, Memphis, Shelby County, TN
See also HAER NE-2 for additional documentation. Significance: Designated a National Historic Civil Engineering Landmark because it was the third longest railroad bridge in the world at 790' when completed. It... More
Memphis Bridge, Spanning Mississippi River, Memphis, Shelby County, TN
See also HAER NE-2 for additional documentation. Significance: Designated a National Historic Civil Engineering Landmark because it was the third longest railroad bridge in the world at 790' when completed. It... More
Old Steel Bridge, Spanning Flathead River on Steel Bridge Road, Kalisp...
Significance: The Flathead River Bridge was the first large steel bridge constructed in northwestern Montana. As with many other late 19th century bridges, it replaces an earlier ferry operation. When complet... More
Old Steel Bridge, Spanning Flathead River on Steel Bridge Road, Kalisp...
Significance: The Flathead River Bridge was the first large steel bridge constructed in northwestern Montana. As with many other late 19th century bridges, it replaces an earlier ferry operation. When complet... More
Old Steel Bridge, Spanning Flathead River on Steel Bridge Road, Kalisp...
Significance: The Flathead River Bridge was the first large steel bridge constructed in northwestern Montana. As with many other late 19th century bridges, it replaces an earlier ferry operation. When complet... More
Blackwell Bridge, Heardmont Vicinity, County Road 244, Heardmont, Elbe...
Significance: The Blackwell Bridge, a single-span, pin-connected Pratt through truss, is the largest remaining steel truss bridge in Elbert County. It was fabricated and erected by the Austin Brothers Bridge C... More
Middle Bridge, Spanning Osage River, Warsaw, Benton County, MO
Picryl description: Public domain image of a bridge over a water stream, free to use, no copyright restrictions.
Path Transit System Bridge, Spanning Hackensack River, Kearny, Hudson ...
Significance: This structure is one of a series of bridges constructed in the early twentieth century to carry railroad lines through northern New Jersey towards New York City. It is a skewed vertical lift bri... More
Zion-Mount Carmel Highway, Virgin River Bridge, Spanning North Fork of...
Significance: Although partially reconstructed in 1960, the Virgin River Bridge retains its structural integrity. Attractive and well-executed, the bridge is a three-span, 'I' beam structure, which was skillfu... More
Twin Falls-Jerome Bridge, U.S. Highway 93 Spanning Snake River, Twin F...
Significance: The bridge was built by The Union Bridge Company of Portland, Oregon. It is a cantilever deck truss that rises 550 feet above the height of the River. At the time of construction it was reported... More
Twin Falls-Jerome Bridge, U.S. Highway 93 Spanning Snake River, Twin F...
Significance: The bridge was built by The Union Bridge Company of Portland, Oregon. It is a cantilever deck truss that rises 550 feet above the height of the River. At the time of construction it was reported... More
Twin Falls-Jerome Bridge, U.S. Highway 93 Spanning Snake River, Twin F...
Significance: The bridge was built by The Union Bridge Company of Portland, Oregon. It is a cantilever deck truss that rises 550 feet above the height of the River. At the time of construction it was reported... More
U. S. 23 Middle Bridge, Spanning Levisa Fork, Pikeville, Pike County, ...
Picryl description: Public domain image of a bridge over a water stream, free to use, no copyright restrictions.
Weaver Road Bridge, Spanning Paint Rock Creek on Weaver Road (County R...
Picryl description: Public domain image of a bridge over a water stream, free to use, no copyright restrictions.
Baxterville Bridge, Spanning Rio Grande River at Masonic Park Drive, S...
Survey number: HAER CO-76 Building/structure dates: 1932 Initial Construction Building/structure dates: 1957 Subsequent Work Building/structure dates: 1933 Building/structure dates: 1912 Subsequent Work B... More
Baxterville Bridge, Spanning Rio Grande River at Masonic Park Drive, S...
Survey number: HAER CO-76 Building/structure dates: 1932 Initial Construction Building/structure dates: 1957 Subsequent Work Building/structure dates: 1933 Building/structure dates: 1912 Subsequent Work B... More
Boardman's Lenticular Bridge, Spanning Housatonic River on Boardman's ...
Significance: 188 feet in length, in 1984 this bridge was the longest lenticular truss in the State. Aside from redecking, the bridge retains almost all of its historic integrity. It is scheduled for replacem... More
Connecting Railway, Schuylkill River Bridge, Spanning Schuylkill River...
See also HABS PA-6213 for additional documentation. Includes photographs. See also HAER PA-71 for related documentation. Includes photographs. Significance: Completed in 1867, the Connecting Railway's Schuylkil... More
Snowden Bridge, Spanning Missouri River, Nohly, Richland County, MT
Survey number: HAER MT-27 Building/structure dates: 1913 Initial Construction Building/structure dates: 1925 Subsequent Work
Snowden Bridge, Spanning Missouri River, Nohly, Richland County, MT
Survey number: HAER MT-27 Building/structure dates: 1913 Initial Construction Building/structure dates: 1925 Subsequent Work
Seven Mile Bridge, Linking Florida Keys, Marathon, Monroe County, FL
Significance: At the time the Florida East Coast Railway constructed this bridge it was acclaimed as the longest bridge in the world, an engineering marvel. It was the most costly of all Flagler's bridges in t... More
Seven Mile Bridge, Linking Florida Keys, Marathon, Monroe County, FL
Significance: At the time the Florida East Coast Railway constructed this bridge it was acclaimed as the longest bridge in the world, an engineering marvel. It was the most costly of all Flagler's bridges in t... More
Seven Mile Bridge, Linking Florida Keys, Marathon, Monroe County, FL
Significance: At the time the Florida East Coast Railway constructed this bridge it was acclaimed as the longest bridge in the world, an engineering marvel. It was the most costly of all Flagler's bridges in t... More
Seven Mile Bridge, Linking Florida Keys, Marathon, Monroe County, FL
Significance: At the time the Florida East Coast Railway constructed this bridge it was acclaimed as the longest bridge in the world, an engineering marvel. It was the most costly of all Flagler's bridges in t... More
Jackson Street Bridge, Spanning Passaic River, Newark, Essex County, N...
Significance: The Jackson Street Bridge was constructed in the area of the Morris Canal, a current National Register property, on the former site if Balback Smelting and Refining Company, by Fagan Iron Works wh... More
Jackson Street Bridge, Spanning Passaic River, Newark, Essex County, N...
Significance: The Jackson Street Bridge was constructed in the area of the Morris Canal, a current National Register property, on the former site if Balback Smelting and Refining Company, by Fagan Iron Works wh... More
Jackson Street Bridge, Spanning Passaic River, Newark, Essex County, N...
Significance: The Jackson Street Bridge was constructed in the area of the Morris Canal, a current National Register property, on the former site if Balback Smelting and Refining Company, by Fagan Iron Works wh... More
Fort Benton Bridge, Spanning Missouri River, Fort Benton, Chouteau Cou...
Significance: Fort Benton has a long history in Montana. It was s fur trading post before the formation of Montana territory. In order to hold the town's trade with the Judith Basin to the east from other compe... More
Fort Benton Bridge, Spanning Missouri River, Fort Benton, Chouteau Cou...
Significance: Fort Benton has a long history in Montana. It was s fur trading post before the formation of Montana territory. In order to hold the town's trade with the Judith Basin to the east from other compe... More
West Main Street Bridge, Spanning South branch of Raritan River, Clint...
Significance: The Lowthorp Truss Bridge represents an early type of iron truss that dominated bridge construction from the 1850s to the 1870s. Fabricated in 1870 by William and Charles Cowin of Lambertville, N... More
West Main Street Bridge, Spanning South branch of Raritan River, Clint...
Significance: The Lowthorp Truss Bridge represents an early type of iron truss that dominated bridge construction from the 1850s to the 1870s. Fabricated in 1870 by William and Charles Cowin of Lambertville, N... More
West Main Street Bridge, Spanning South branch of Raritan River, Clint...
Significance: The Lowthorp Truss Bridge represents an early type of iron truss that dominated bridge construction from the 1850s to the 1870s. Fabricated in 1870 by William and Charles Cowin of Lambertville, N... More
Abbett Avenue Bridge, Spanning Whippany River at Abbett Avenue, Morris...
Significance: The Abbett Avenue Bridge is a late 19th Century (1896) single span pin connected Pratt pony truss. It is a representative example of 19th Century bridge construction. The bridge was originally c... More
Abbett Avenue Bridge, Spanning Whippany River at Abbett Avenue, Morris...
Significance: The Abbett Avenue Bridge is a late 19th Century (1896) single span pin connected Pratt pony truss. It is a representative example of 19th Century bridge construction. The bridge was originally c... More
Abbett Avenue Bridge, Spanning Whippany River at Abbett Avenue, Morris...
Significance: The Abbett Avenue Bridge is a late 19th Century (1896) single span pin connected Pratt pony truss. It is a representative example of 19th Century bridge construction. The bridge was originally c... More
Elson Bridge, Spanning Purgatoire River at County Road 36, El Moro, La...
Survey number: HAER CO-77 Building/structure dates: 1905 Initial Construction Building/structure dates: 1957 Subsequent Work
New York, New Haven & Hartford Railroad, Fort Point Channel Rolling Li...
Significance: The construction of South Station in 1896-98, involved the rerouting of several of the old lines from the west and south. The New York, New Haven & Hartford Railroad constructed a six-track rollin... More
Milk River Bridge at Coberg, Spanning Milk River, Coburg, Blaine Count...
Significance: This single span, pin-connected Camelback through truss (with subdivided member) was erected in 1916 by O.E. Peppard of Missoula, and is the only existing timber structure of this type in the stat... More
Llagas Creek Bridge, Spanning Llagas Creek, Gilman Road at Holsclaw Ro...
Significance: The Llagas Creek Bridge is associated with the life of designing engineer John G. McMillan, and represents a type, period, and method of construction. It was determined eligible for inclusion in ... More
Burton Road Bridge, Spanning Little Weiser River, Cambridge, Washingto...
Significance: One of only a few Idaho bridges built by prominent western contractor Charles G. Sheely. One of the first steel bridges in Washington County and may have set standards for local steel bridge buil... More
Burton Road Bridge, Spanning Little Weiser River, Cambridge, Washingto...
Significance: One of only a few Idaho bridges built by prominent western contractor Charles G. Sheely. One of the first steel bridges in Washington County and may have set standards for local steel bridge buil... More