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
Horton Road Bridge, Spanning Black Creek, Adrian, Lenawee County, MI
Significance: The bridge is part of Lenawee County's local roadway system which primarily serves existing agricultural development and related traffic. The bridge is a steel camelback, pony truss, structure wi... More
York Bridge, Federal Aid Secondary Route 280, Helena, Lewis and Clark ...
Significance: As a pin-connected Pennsylvania through truss structure, the bridge is not particularly significant for structural or engineering reasons. It is however, historically associated with the Helena Po... More
Lindbergh Bridge, Marple Avenue over Darby Creek, Clifton Heights, Del...
Significance: The Lindbergh Bridge is a three span reinforced concrete bridge which was designed by the Delaware County Department of Public Works. With a main span of 259'4", it was the largest reinforced con... More
Riverside Bridge, Spanning Truckee River at Booth Street, Reno, Washoe...
Significance: The Riverside Bridge is one of three surviving concrete arch deck bridges in Nevada. Its significance chiefly arises from this fact, and from its comparatively early construction date (it is not,... 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
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
Crockett Street Bridge, Spanning San Antonio River at Crockett Street ...
Survey number: HAER TX-100 Public domain photograph - historical image of Texas, United States, free to use, no copyright restrictions image - Picryl description
Fort Keogh Bridge, Spanning Yellowstone River, Miles City, Custer Coun...
Picryl description: Public domain image of a bridge, railroad structure, train viaduct, free to use, no copyright restrictions.
Broadway Bridge, Spanning Mississippi River at Broadway Street, Minnea...
Significance: The Broadway Bridge was a four-span, wrought iron and steel, high through Pratt truss and was one of two known remaining decorative truss bridges in Minnesota. The bridge was fabricated by the Ki... More
Northeast Railroad Corridor, Amtrak Route between Pennsylvania/New Jer...
Survey number: HAER NJ-40 Public domain photograph - New Jersey, United States, free to use, no copyright restrictions image - Picryl description Public domain photograph - New York, United States, free to u... More
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
McKee's Rocks Bridge, Spanning Ohio River at Chartiers Avenue (State R...
Significance: The bridge is an outstanding example of a long-span metal through arch bridge constructed by Allegheny County as part of an intensive bridge-building campaign during the late 1920s and early 1930s... More
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
Huffman Bridge, Spanning Catawba River, Morganton, Burke County, NC
Picryl description: Public domain image of a bridge, water, historic structure, free to use, no copyright restrictions.
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, Mystic River Bridge, Spanning...
Significance: The Mystic River Bridge is a center bearing, through truss swing bridge. It is significant as part of the transportation link in the shoreline route of the New York, New Haven and Hartford Railro... 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
North Carolina Route 1336 Bridge, Spanning North Toe River, Burnsville...
Picryl description: Public domain vintage artistic photograph, free to use, no copyright restrictions image.
Woolsey Bridge, County Road 1408, Woolsey, Washington County, AR
Significance: The Woolsey Bridge that crosses the West fork of the White River in Washington County, Arkansas, was built in 1947. This bridge is a steel drive through Parker Truss type bridge. The dimensions ... More
Fayette County Bridge No. 103, Township Route 364, spanning Jacobs Cre...
Significance: The bridge is a significant example of a local metal truss bridge with important engineering characteristics evident in the metal truss and stone masonry abutments. Survey number: HAER PA-477 Bu... More
South Presa Street Bridge, Spanning San Antonio River at Presa Street,...
Picryl description: Public domain image of a park, trees, outdoors, 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
Brown Street Bridge, Brown Street, spanning Oil Creek, Titusville, Cra...
Significance: The Brown Street Bridge is representative of the type of small steel and iron truss bridge that was favored by smaller municipalities and rural settlements during the last quarter of the nineteent... More
Brown Street Bridge, Brown Street, spanning Oil Creek, Titusville, Cra...
Significance: The Brown Street Bridge is representative of the type of small steel and iron truss bridge that was favored by smaller municipalities and rural settlements during the last quarter of the nineteent... 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
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
Victory Bridge, Spanning Raritan River at New Jersey Route 35, Perth A...
Significance: This 360 foot center-bearing swing span bridge with steel deck girder and concrete bent approach spans is significant as the largest and most recent example of a highway bridge of its type in the ... More
Bayou Teche Bridge, Spanning Bayou Teche, Ruth, St. Martin Parish, LA
Significance: Bayou Teche Bridge is the oldest existing steel I-beam swing span in Louisiana. This bridge is 246 feet long and 15 feet wide. A hand-operated, equal arm swing span bridge, it was designed for a... More
Muddy River Bridge, Spanning Muddy River northeast of I-15 & State Rou...
Significance: The Muddy River Bridge is the best example of a thru "pony" truss bridge in Nevada. It is one of six truss bridges (three of which are pony trusses) still on the NDOT inventory. This constructio... More
Oconaluftee Bridge, Spanning Oconaluftee River, Cherokee, Swain County...
Picryl description: Public domain image of a bridge, water, historic structure, free to use, no copyright restrictions.
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
Philadelphia & Reading Railroad, Walnut Street Bridge, Spanning Readin...
Survey number: HAER PA-119 Public domain photograph - historical image of Pennsylvania, United States, free to use, no copyright restrictions image - Picryl description
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
Rebuilding the RR bridge over the Rappahannock River
Gift, J.P. Morgan, 1919 (DLC/PP-1919:R1.1.13) Forms part of: Morgan collection of Civil War drawings.
Winkley Bridge, Spanning Little Red River adjacent to State Highway No...
Significance: The Winkley Bridge was an excellent example of a streamlined suspension bridge, and one of only two remaining suspension bridges in Arkansas, before its collapse in 1989. For a period of sixty ye... More
East Verdi Bridge, Route 425, Spanning Truckee River, West of I-80 & S...
Significance: The East Verdi River Bridge is one of only two examples of single span concrete arch-thru bridges in Nevada. This type of structure has been rarely used in this state. Given the complexity of de... More
Hull-Oakes Lumber Company, 23837 Dawson Road, Monroe, Benton County, O...
Significance: The Hull-Oakes Lumber Co. is a rare, operating, steam-powered sawmill processing large-diameter Douglas fir trees. Unprocessed Field note material exists for this structure: N459 Survey number: ... More
Buffalo River Bridge, Spanning Buffalo River at State Highway 7, Pruit...
Significance: The bridge over the Buffalo River was erected by Luttjohann of Topeka, Kansas, a successful contractor in Arkansas. The bridge design was completed, following standard Highway Department bridge d... 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
West Verdi Bridge, State Route 425, Spanning Truckee River, Verdi, Was...
Significance: The West Verdi River Bridge is one of only two examples of single span concrete arch-thru bridges in Nevada. This type of structure has been rarely used in this state. Given the complexity of de... More
State Route M-139 Bridge, Spanning Ox Creek, Fair Plain, Berrien Count...
Picryl description: Public domain image of a bridge, water, historic structure, free to use, no copyright restrictions.
Adams Mill Bridge, Spanning Wildcat Creek at County Road 50, Cutler, C...
Significance: The Adams Mill Bridge is a typical example of the Howe Truss. // Adams Mill Bridge was constructed in 1871 in Carroll County. The bridge used a No. 1 Howe Truss, with wheellock iron abutments. L... More
Philadelphia & Reading Railroad, Wissahickon Creek Viaduct, Spanning W...
Significance: The Wissahickon Creek Viaduct marks the beginning of a resurgence in major stone arch bridge construction on American railroads after the panic of 1873. Unprocessed Field note material exists for... More
Philadelphia & Reading Railroad, Wissahickon Creek Viaduct, Spanning W...
Significance: The Wissahickon Creek Viaduct marks the beginning of a resurgence in major stone arch bridge construction on American railroads after the panic of 1873. Unprocessed Field note material exists for... More
Meeting House Bridge, Spanning Boston & Maine Railroad 0.1 mile east o...
Significance: Meeting House Bridge has state-level significance as an increasingly rare example of timber-truss bridge technology. Howe-patent trusses such as this, combining wooden compression members with wr... More
Jeffersonville Bridge, Spanning Lamoille River on Vermont Route 15, Ca...
Significance: The bridge is significant as a representative example of the bridges built following the flood of 1927, in which over 1250 of Vermont's bridges were destroyed. The flood was a major episode in Ve... More
Jeffersonville Bridge, Spanning Lamoille River on Vermont Route 15, Ca...
Significance: The bridge is significant as a representative example of the bridges built following the flood of 1927, in which over 1250 of Vermont's bridges were destroyed. The flood was a major episode in Ve... More
Big Piney Creek Bridge, Spanning Big Piney Creek at State Highway 123,...
Significance: The bridge over Big Piney Creek provides an interesting example of a State Highway Department bridge design of the early 1930s executed with limited funds; although there is no apparent loss of qu... More
Big Conestoga Creek Bridge No. 12, Spanning Conestoga River at Farmers...
Significance: Big Conestoga Creek Bridge No. 12 is a rare combination of cantilever, arch and through-girder forms in reinforced concrete. Lancaster County engineer Frank H. Shaw, designing to meet economic co... More
St. Mary River Bridge & Siphon, Spanning St. Mary River, Babb, Glacier...
Significance: The Reclamation Act of 1902 authorized the U.S. Reclamation Service of the Department of the Interior to undertake numerous irrigation projects to make arid land farmable. One of those projects in... More
St. Mary River Bridge & Siphon, Spanning St. Mary River, Babb, Glacier...
Significance: The Reclamation Act of 1902 authorized the U.S. Reclamation Service of the Department of the Interior to undertake numerous irrigation projects to make arid land farmable. One of those projects in... More
Grace Memorial Bridge, U.S. Highway 17 spanning Cooper River & Town Cr...
Significance: At 1.9 miles long, the bridge is one of the major river crossings in the American South and the largest steel truss bridge in South Carolina. At the time of its construction, it was the fifth lon... More
Grace Memorial Bridge, U.S. Highway 17 spanning Cooper River & Town Cr...
Significance: At 1.9 miles long, the bridge is one of the major river crossings in the American South and the largest steel truss bridge in South Carolina. At the time of its construction, it was the fifth lon... More
Bridge Street Bridge, Spanning Grand River, Michigan & Bridge Streets,...
Significance: The Bridge Street Bridge is a rare example of a reinforced concrete arch, earth-filled bridge, and one of great size, measuring 468 feet long overall. This bridge is the second largest known surv... More
Crow Creek Bridge, Spanning Crow Creek on Grove Way, Castro Valley, Al...
Picryl description: Public domain image of a bridge, water, historic structure, free to use, no copyright restrictions.
Neshanic Station Lenticular Truss Bridge, State Route 567, spanning So...
Significance: Neshanic Station Lenticular Truss Bridge is significant because it was built by a prominent 19th century bridge building company; the lenticular truss, of which it is an example, is an unusual tru... More
Sock Road Bridge, Spanning Beaver Dam River, Lowell, Dodge County, WI
Significance: One of the oldest metal truss bridges in the state, it may have been one of the earliest truss spans manufactured by the E. Kunert Manufacturing Company (1888-1915) of Watertown, Wisconsin. Offer... More
Twentieth Street Viaduct, Spans Platte River Valley between Thirty-thi...
See also Union Pacific Railroad Warehouse, HABS No. CO-128 Significance: It is the longest of Denver's viaducts. Its length grew from the need to cross not only the Platte River but also Denver's extensive rail... More
Philadelphia & Reading Railroad, Susquehanna River Bridge, Spanning Su...
Significance: The structure is significant as a late example of a reinforced concrete arch design by the Philadelphia & Reading Railroad, and perhaps the longest such structure on the former P&R system. Its des... More
North Carolina Route 126 Bridge, Spanning Lake James Canal, Linville, ...
Picryl description: Public domain vintage artistic photograph, free to use, no copyright restrictions image.
North Williston Bridge, Spanning Winooski River at town line of Essex ...
Picryl description: Public domain vintage artistic photograph, free to use, no copyright restrictions image.
University Heights Bridge, Spanning Harlem River at 207th Street & Wes...
Significance: The University Heights Bridge, a steel Pratt/Howe truss, pin-connected, rim bearing swing span draw, with Warren truss approach spans, is one of the oldest swing-type bridges and the third oldest ... More
Summer Street Retractile Bridge, Spanning Fort Point Channel at Summer...
Significance: The Summer St. bridge is a rare movable type of bridge known as a retractile draw, in which the moving span is pulled diagonally away from the navigable channel on several sets of rails. Only fou... More
White River Bridge, Spanning White River at U.S. Highway 70, De Valls ...
Significance: The vertical lift bridge at DeValls Bluff over the White River is one of only two such bridges in the state. It was designed in 1923 by the Missouri firm of Consultant Engineers, Harrington Howar... More
Navajo Bridge, Spanning Colorado River at U.S. Highway 89 Alternate, P...
Significance: As the only crossing of the Colorado River for some 600 miles, the Navajo Bridge has had a profound impact on the commerce and transportation of a rugged, remote and isolated part of Arizona. Its ... More
Prescott Bridge, Spanning St. Croix River on U.S. Highway 10, Prescott...
Significance: The Prescott Bridge is a rare regional example of a Waddell-and-Harrington, vertical-lift highway bridge. Built by a group of Prescott residents who operated it as a toll crossing from 1923 to 19... More
State Bridge, Spanning Rio Grande River, Del Norte, Rio Grande County,...
Survey number: HAER CO-36 Building/structure dates: 1908 Initial Construction Building/structure dates: ca. 1928 Subsequent Work
Paragon Bridge, Spanning Yellowstone River, Miles City, Custer County,...
Picryl description: Public domain vintage artistic photograph, free to use, no copyright restrictions image.
Griggs County Bridge, Spanning Sheyenne River at Route 2, Cooperstown,...
Significance: The Griggs County Bridge is a single-span, Warren type through truss bridge. The Warren type was commonly built on larger roadway systems in North Dakota in the period 1900-1940. Because of incr... More
Erie Railway, Parallel French Creek Bridges, 100 feet South of Millers...
Survey number: HAER PA-28 Public domain photograph - historical image of Pennsylvania, United States, free to use, no copyright restrictions image - Picryl description
Busching Covered Bridge, Spanning Laughery Creek at Covered Bridge Roa...
Significance: The Busching Bridge was constructed in 1885 by Thomas A. Hardman and has been in continuous use since that date. The timbers for the superstructure are said to have been cut from the site of the ... More
South San Gabriel River Bridge, Spanning South Fork of San Gabriel Riv...
Significance: Continuous steel girder bridges with suspended spans. The unique steel picket fence has a ring motif. Identical to the North San Gabriel River Bridge, except for some variation in the number of ... More
Hemlock Bridge, Spanning Black River on Warner Drive, Greenwood, Clark...
Significance: The Hemlock Bridge is one of six Pennsylvania truss bridges in Wisconsin. It is an example of the early design and practice of the Wisconsin State Highway Commission and of the construction work ... More
Marietta Road Bridge, Marietta Road, Spanning Inman Railroad Yards, At...
Significance: The Marietta Road Bridge comprises a pair of three span pin connected Double Intersection Pratt through trusses. Its designer and/or fabricator are unknown but the technological character of the ... More
North Carolina Route 1852 Bridge, Spanning Lake Summit, Tuxedo, Hender...
Significance: The bridge is a pin-connected 228' Petit with twelve panels. It is the shortest of the Petit trusses, but retains all the characteristics: subdivided panels, intersecting diagonals, and the missi... More
Bath Bridge, Spanning Ammonoosuc River, Lisbon Road, Bath, Grafton Cou...
Significance: Bath Bridge is a rare survivor of the early craftsman tradition of wooden truss bridge construction, before design became standardized into several major types based on patent plans. It is also o... More
Philadelphia & Reading Railroad, Schuylkill River Viaduct, Spanning Sc...
Picryl description: Public domain image of an arch bridge, stone structure, architecture, free to use, no copyright restrictions.
Gervais Street Bridge, Gervais Street spanning Congaree River, Columbi...
Public domain photo of a monument, historic place, free to use, no copyright restrictions image - Picryl description
West Division Street Bridge, Spanning North Branch of Chicago River at...
Significance: When Chicago became a major commercial and industrial center after the Civil War, the most common American drawbridge was the swing bridge, horizontally rotating on a center pier to open two navig... More
U.S. Naval Base, Pearl Harbor, Exterior Cranes, Waterfront Crane Track...
Significance: Crane use at Pearl Harbor is intrinsically tied to the construction of the dry docks and the daily functions of the dry docks and wharfs. The procurement of cranes throughout the history of Pearl ... More
Liberty Memorial Bridge, Spanning Missouri River at I-94, Bismarck, Bu...
Significance: The Liberty Memorial Bridge is a three-span, Warren-Turner through truss bridge, a variation of the Warren through truss designed by C.A.P. Turner. This was the first highway bridge over the Miss... More
Liberty Memorial Bridge, Spanning Missouri River at I-94, Bismarck, Bu...
Significance: The Liberty Memorial Bridge is a three-span, Warren-Turner through truss bridge, a variation of the Warren through truss designed by C.A.P. Turner. This was the first highway bridge over the Miss... More
Finderne Avenue Bridge, County Route 533, spanning Railroad tracks, Ma...
Picryl description: Public domain vintage artistic photograph, free to use, no copyright restrictions image.
Midwest Steel & Iron Works Company, 25 Larimer Street, Denver, Denver ...
Significance: The company is one of Denver's oldest and largest metal fabricators. Since the late 19th century Midwest had produced structural and ornamental components for buildings and engineering structures ... More
Leatherwood Station Covered Bridge, Spanning Leatherwood Creek (moved ...
Significance: None, other than it being a covered, wooden bridge. Survey number: HAER IN-40 Building/structure dates: 1899 Initial Construction Building/structure dates: 1940 Subsequent Work Building/struct... More
Leatherwood Station Covered Bridge, Spanning Leatherwood Creek (moved ...
Significance: None, other than it being a covered, wooden bridge. Survey number: HAER IN-40 Building/structure dates: 1899 Initial Construction Building/structure dates: 1940 Subsequent Work Building/struct... More
Bucks County Bridge No. 313, Spanning Delaware Canal at Letchworth Ave...
Significance: Bucks County Bridge 313 is a single span Pratt pony truss crossing over the Delaware Canal. The bridge is temporally associated with the Delaware Canal, a resource currently listed on the Nationa... More
Center Street Bridge, Spanning Truckee River at Center Street, Reno, W...
Picryl description: Public domain image of a river, water stream, lake or pond, park or forest, natural landscape, free to use, no copyright restrictions.
Little Cossatot River Bridge, Spanning Little Cossatot River at County...
Significance: The Little Cossatot River Bridge is a unique Arkansas example of a pony Warren steel truss with verticals. It contains several significant design details, such as a solid I-beam top chord and ang... More
Little Cossatot River Bridge, Spanning Little Cossatot River at County...
Significance: The Little Cossatot River Bridge is a unique Arkansas example of a pony Warren steel truss with verticals. It contains several significant design details, such as a solid I-beam top chord and ang... More
Mead Avenue Bridge, Spanning French Creek at Mead Avenue, Meadville, C...
Significance: Mead Avenue, formerly Dock Street, bears the unusual distinction of having two bridges on the same site at one time. Grafted to the original double-intersection Whipple truss built by Penn Bridge... More
Mead Avenue Bridge, Spanning French Creek at Mead Avenue, Meadville, C...
Significance: Mead Avenue, formerly Dock Street, bears the unusual distinction of having two bridges on the same site at one time. Grafted to the original double-intersection Whipple truss built by Penn Bridge... More
Waterville Bridge, Spanning Swatara Creek at Appalachian Trail (moved ...
Significance: It is an example of a lenticular truss, so named because of the lens-like shape of its curved upper and lower chords. It is representative of the Berlin Iron Bridge Company's trademark bridge type... More
Abraham Lincoln Memorial Bridge, Spanning Missouri River on Highway 30...
Picryl description: Public domain image of a bridge, railroad structure, train viaduct, free to use, no copyright restrictions.
Abraham Lincoln Memorial Bridge, Spanning Missouri River on Highway 30...
Picryl description: Public domain image of a bridge over a water stream, free to use, no copyright restrictions.