Western Maryland Railway, Cumberland Extension, Pearre to North Branch...
Significance: The westward expansion of the Western Maryland Railway, beginning with the Cumberland Extension, was one of the last new mainlines constructed during the U.S. railroads' period of extensive growth... More
Western Maryland Railway, Cumberland Extension, Pearre to North Branch...
Significance: The westward expansion of the Western Maryland Railway, beginning with the Cumberland Extension, was one of the last new mainlines constructed during the U.S. railroads' period of extensive growth... More
Western Maryland Railway, Cumberland Extension, Pearre to North Branch...
Significance: The westward expansion of the Western Maryland Railway, beginning with the Cumberland Extension, was one of the last new mainlines constructed during the U.S. railroads' period of extensive growth... More
Western Maryland Railway, Cumberland Extension, Pearre to North Branch...
Significance: The westward expansion of the Western Maryland Railway, beginning with the Cumberland Extension, was one of the last new mainlines constructed during the U.S. railroads' period of extensive growth... More
Western Maryland Railway, Cumberland Extension, Pearre to North Branch...
Significance: The westward expansion of the Western Maryland Railway, beginning with the Cumberland Extension, was one of the last new mainlines constructed during the U.S. railroads' period of extensive growth... More
Western Maryland Railway, Cumberland Extension, Pearre to North Branch...
Significance: The westward expansion of the Western Maryland Railway, beginning with the Cumberland Extension, was one of the last new mainlines constructed during the U.S. railroads' period of extensive growth... More
Western Maryland Railway, Cumberland Extension, Pearre to North Branch...
Significance: The westward expansion of the Western Maryland Railway, beginning with the Cumberland Extension, was one of the last new mainlines constructed during the U.S. railroads' period of extensive growth... More
Western Maryland Railway, Cumberland Extension, Pearre to North Branch...
Significance: The westward expansion of the Western Maryland Railway, beginning with the Cumberland Extension, was one of the last new mainlines constructed during the U.S. railroads' period of extensive growth... More
Western Maryland Railway, Cumberland Extension, Pearre to North Branch...
Significance: The westward expansion of the Western Maryland Railway, beginning with the Cumberland Extension, was one of the last new mainlines constructed during the U.S. railroads' period of extensive growth... More
Western Maryland Railway, Cumberland Extension, Pearre to North Branch...
Significance: The westward expansion of the Western Maryland Railway, beginning with the Cumberland Extension, was one of the last new mainlines constructed during the U.S. railroads' period of extensive growth... More
Western Maryland Railway, Cumberland Extension, Pearre to North Branch...
Significance: The westward expansion of the Western Maryland Railway, beginning with the Cumberland Extension, was one of the last new mainlines constructed during the U.S. railroads' period of extensive growth... More
Western Maryland Railway, Cumberland Extension, Pearre to North Branch...
Significance: The westward expansion of the Western Maryland Railway, beginning with the Cumberland Extension, was one of the last new mainlines constructed during the U.S. railroads' period of extensive growth... More
Western Maryland Railway, Cumberland Extension, Pearre to North Branch...
Significance: The westward expansion of the Western Maryland Railway, beginning with the Cumberland Extension, was one of the last new mainlines constructed during the U.S. railroads' period of extensive growth... More
Western Maryland Railway, Cumberland Extension, Pearre to North Branch...
Significance: The westward expansion of the Western Maryland Railway, beginning with the Cumberland Extension, was one of the last new mainlines constructed during the U.S. railroads' period of extensive growth... More
Western Maryland Railway, Cumberland Extension, Pearre to North Branch...
Significance: The westward expansion of the Western Maryland Railway, beginning with the Cumberland Extension, was one of the last new mainlines constructed during the U.S. railroads' period of extensive growth... More
Western Maryland Railway, Cumberland Extension, Pearre to North Branch...
Significance: The westward expansion of the Western Maryland Railway, beginning with the Cumberland Extension, was one of the last new mainlines constructed during the U.S. railroads' period of extensive growth... More
Western Maryland Railway, Cumberland Extension, Pearre to North Branch...
Significance: The westward expansion of the Western Maryland Railway, beginning with the Cumberland Extension, was one of the last new mainlines constructed during the U.S. railroads' period of extensive growth... More
Western Maryland Railway, Cumberland Extension, Pearre to North Branch...
Significance: The westward expansion of the Western Maryland Railway, beginning with the Cumberland Extension, was one of the last new mainlines constructed during the U.S. railroads' period of extensive growth... More
San Antonio Creek Bridge, State Highway 1, Lompoc, Santa Barbara Count...
Significance: The bridge is considered significant as it appears to be a singular entity. This is based on Criterion C, representing a type (reinforced concrete through girder), period (early twentieth century... More
Belleville Road Bridge, Spanning Belleville Lake, Belleville, Wayne Co...
Address changed from "Spanning Belleville Lake, Belleville, Wayne County, Michigan" to "Spanning the Flat River at Burroughs Drive, Belleville, Wayne County, Michigan," because the bridge was moved in 1995. It ... 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
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
Green Bay Road Bridge, Spanning Pigeon Creek on Green Bay Road, Thiens...
Significance: The Green Bay Road Bridge, a reinforced concrete deck girder, is of local historical significance as a contributing element of the Thiensville Historic District. The district is historically sign... More
Gull Street Bridge, Spanning Kalamazoo River, Kalamazoo, Kalamazoo Cou...
Significance: The Gull Street Bridge is an early example of a large, earth-filled concrete arch bridge. It has been officially determined to be eligible for listing in the National Register of Historic Places ... More
Arlington Memorial Bridge, Spanning Potomac River between Lincoln Memo...
Significance: As the final link in the chain of monuments which start at the Capitol building, the Arlington Memorial Bridge connects the Mall in Washington, DC with Arlington National Cemetery in Virginia. De... More
Arlington Memorial Bridge, Spanning Potomac River between Lincoln Memo...
Significance: As the final link in the chain of monuments which start at the Capitol building, the Arlington Memorial Bridge connects the Mall in Washington, DC with Arlington National Cemetery in Virginia. De... More
Carroll Overhead Bridge, Altamont Pass Road, Livermore, Alameda County...
Significance: The Carroll Overhead Bridge is composed of 26 spans of reinforced concrete T beams, with a curvilinear alignment and superelevation. Built in 1922-1923, it is the longest bridge of its type and a... More
Carroll Overhead Bridge, Altamont Pass Road, Livermore, Alameda County...
Significance: The Carroll Overhead Bridge is composed of 26 spans of reinforced concrete T beams, with a curvilinear alignment and superelevation. Built in 1922-1923, it is the longest bridge of its type and a... More
Military Street Bridge, Spanning Black River at Military Street, Port ...
Significance: The Military Street Bridge is the oldest surviving bascule highway bridge in Michigan and is an excellent example of the underneath counterweight trunnion design developed by Jospeh B. Strauss, an... More
Sulphur Fork Creek Bridge, Spanning Sulfur Fork Creek on Spring Road, ...
Significance: The Sulphur Fork Creek Bridge is a representative Pratt through truss. Generally typical in composition, it features unusual hip verticals. It is one of the first bridges in the State to have be... More
DePere Lock & Dam, Fox River at James Street, De Pere, Brown County, W...
Significance: The De Pere Lock and Dam allows passage from Green Bay in Lake Michigan around rapids and into the Lower Fox River. The complex is the first link in a series of locks and dams that allows passage... More
North Avenue Viaduct, Spanning Milwaukee River & Chicago, Milwaukee & ...
Significance: The North Avenue Viaduct is one of Milwaukee's largest spans. Designed by J.C. Pinney, the reinforced concrete bridge employs a complex open spandrel, ribbed arch support system. The structure o... More
Sauk Creek Bridge, Spanning Sauk Creek in Port Washington Harbor, Port...
Significance: The Sauk Creek Bridge is Wisconsin's only known example of a metal, king-post truss bridge. Survey number: HAER WI-40 Building/structure dates: before 1925 Initial Construction
Dauberville Bridge, Spanning Schuykill River on Belleman's Church Road...
Significance: The Dauberville Bridge is an representative example of an early twentieth century multiple-span concrete arch bridge. Constructed in 1908 and comprising four arches, it features a simply ornament... More
Broad Street Bridge, Spanning Scioto River at U.S. Route 40 (Broad Str...
Significance: The Broad Street Bridge is significant because it is one of three integral parts of the riverfront reconstruction after the 1913 flood, the Town Street Bridge and flood wall are the other two part... More
Ashtabula Viaduct, Spanning Ashtabula River at U.S. Route 20 (Prospect...
Significance: This concrete, open spandrel rib arch viaduct is of engineering significance for its outstanding design feature of a complete separation of the superstructures at the end of each span using only a... More
Ashtabula Viaduct, Spanning Ashtabula River at U.S. Route 20 (Prospect...
Significance: This concrete, open spandrel rib arch viaduct is of engineering significance for its outstanding design feature of a complete separation of the superstructures at the end of each span using only a... More
Ashtabula Viaduct, Spanning Ashtabula River at U.S. Route 20 (Prospect...
Significance: This concrete, open spandrel rib arch viaduct is of engineering significance for its outstanding design feature of a complete separation of the superstructures at the end of each span using only a... More
Zion-Mount Carmel Highway, Pine Creek Bridge, Spanning Pine Creek on Z...
Significance: Built of native sandstone and ashlar masonry, and designed to complement its natural surroundings, this bridge is a superb example of "National Park Service-Rustic" stone bridge engineering. It i... More
Dunnville Bridge, Spanning Red Cedar River at County Trunk Highway Y, ...
Significance: The Dunnville Bridge is an excellent example of a steel, Warren overhead truss with verticals. It is among the earliest examples of the Wisconsin Highway Department's use of this design; previous... More
Racine Street Bridge, Spanning Rock River, Jefferson, Jefferson County...
Significance: The Racine Street Bridge is an 11-span deck truss bridge built by the Milwaukee Bridge Company from Wisconsin State Highway Commission plans. With three Warren deck truss spans that equal more tha... More
Racine Street Bridge, Spanning Rock River, Jefferson, Jefferson County...
Significance: The Racine Street Bridge is an 11-span deck truss bridge built by the Milwaukee Bridge Company from Wisconsin State Highway Commission plans. With three Warren deck truss spans that equal more tha... More
Racine Street Bridge, Spanning Rock River, Jefferson, Jefferson County...
Significance: The Racine Street Bridge is an 11-span deck truss bridge built by the Milwaukee Bridge Company from Wisconsin State Highway Commission plans. With three Warren deck truss spans that equal more tha... More
River Drive Overpass, Spanning River Drive (County Route No. 507) at U...
Significance: The River Drive Overpass is a typical example of a single span, multiple stringer, encased steel highway overpass built during the tenure of Morris Goodkind, chief bridge engineer for the New Jers... More
River Drive Overpass, Spanning River Drive (County Route No. 507) at U...
Significance: The River Drive Overpass is a typical example of a single span, multiple stringer, encased steel highway overpass built during the tenure of Morris Goodkind, chief bridge engineer for the New Jers... More
Bowen Mill Bridge, Spanning Pine River on County Trunk Highway AA, Ric...
Significance: The Bowen Mill Bridge is a Pratt through truss. It was erected in 1907, and re-erected at its present location in 1966. Of the thirty-two Pratt through truss bridges identified by the Wisconsin ... More
Cache Creek Bridge, Spanning Cache Creek, Dam Road vicinity, Clearlake...
Significance: The Cache Creek Bridge is one of two known remaining examples of Clinton bridges in California. It is also the last remaining through truss highway bridge in Lake County. It represents a type (P... More
East Dingle Bridge, Spanning Bear River on Hunter Mill Road, Montpelie...
Significance: The East Dingle Bridge is significant because it was built by a prominent western bridge contractor, Charles G. Sheely. The bridge was among the first of the steel bridges in southern Idaho. It ... More
Yellow River Bridge, Spanning Chippewa River on County Trunk T, Arthur...
Significance: The Modern Steel Structures Company of Waukesha constructed the Yellow River Bridge across the Chippewa River in 1908. The firm, incorporated in 1900, developed the most modern and complete steel... 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
Bridge Street Bridge, Spanning Milwaukee River, Grafton, Ozaukee Count...
Significance: The Bridge Street Bridge is a single span, single lane Pratt through truss that was erected in 1888. Built by the Wisconsin Bridge and Iron Company, it was identified in Cultural Resource Managem... More
Campbell's Levee Bridge, Spanning South Fork, Forked Deer River at Wes...
Significance: The contract for this bridge was Tennessee's first federal-aid project exclusively devoted to a bridge, and as such, the Campbell's Levee Bridge is significant for its association with the develop... More
Maple Street Bridge, Spanning New Jersey Transit tracks at Maple Stree...
Significance: The Maple Street Bridge is a contributing resource within the proposed Summit Historic District. The Maple Street Bridge is a component of an early grade separation project executed by the Delawa... More
John T. Cunningham Memorial Bridge, Spanning Cumberland River, on Old ...
Significance: The bridge is an example of the K-truss, one of only two known to exist in Tennessee. The bridge also is historically significant as one of the first bridge built by the Tennessee State Highway De... More
John T. Cunningham Memorial Bridge, Spanning Cumberland River, on Old ...
Significance: The bridge is an example of the K-truss, one of only two known to exist in Tennessee. The bridge also is historically significant as one of the first bridge built by the Tennessee State Highway De... More
John T. Cunningham Memorial Bridge, Spanning Cumberland River, on Old ...
Significance: The bridge is an example of the K-truss, one of only two known to exist in Tennessee. The bridge also is historically significant as one of the first bridge built by the Tennessee State Highway De... More
John T. Cunningham Memorial Bridge, Spanning Cumberland River, on Old ...
Significance: The bridge is an example of the K-truss, one of only two known to exist in Tennessee. The bridge also is historically significant as one of the first bridge built by the Tennessee State Highway De... More
John T. Cunningham Memorial Bridge, Spanning Cumberland River, on Old ...
Significance: The bridge is an example of the K-truss, one of only two known to exist in Tennessee. The bridge also is historically significant as one of the first bridge built by the Tennessee State Highway De... More
Gibson Bridge, Spanning Watauga River on Herb Hodge Road, Watauga Flat...
Significance: The bridge is significant as a somewhat rare surviving example of a once common truss type, the Pennsylvania (Petit) truss. It derives secondary significance from its association with the Nashvill... 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
Chippewa River Bridge, Spanning Chippewa River at State Highway 35, Ne...
Significance: The Chippewa River Bridge is a seven-span, Parker truss. It was erected in 1933. According to Cultural Resource Management in Wisconsin, there were thirty-six Parker overhead trusses remaining i... More
Chippewa River Bridge, Spanning Chippewa River at State Highway 35, Ne...
Significance: The Chippewa River Bridge is a seven-span, Parker truss. It was erected in 1933. According to Cultural Resource Management in Wisconsin, there were thirty-six Parker overhead trusses remaining i... More
Vicksburg National Military Park Roads & Bridges, Vicksburg, Warren Co...
Significance: The Vicksburg National Military Park tour roads provide access to areas of interest in the park, which commemorates and interprets the siege and defense of Vicksburg in 1863 during the Civil War. ... More
Vicksburg National Military Park Roads & Bridges, Vicksburg, Warren Co...
Significance: The Vicksburg National Military Park tour roads provide access to areas of interest in the park, which commemorates and interprets the siege and defense of Vicksburg in 1863 during the Civil War. ... More
Bridgeport Bridge, Spanning Wisconsin River at U.S. Highway 18, Bridge...
Significance: In 1983, the Bridgeport Bridge, comprised of seven truss spans, was one of five remaining Pennsylvania trusses in the State of Wisconsin. However in the subsequent ten years, four of these uncomm... More
Route 1 Extension, Southbound Viaduct, Spanning Conrail Yards, Wilson ...
Significance: This viaduct is part of the Route 1 Extension, an early example of planned, limited access, road construction built to carry high speed automobile and heavy commercial traffic. Designed and const... More
Route 1 Extension, Southbound Viaduct, Spanning Conrail Yards, Wilson ...
Significance: This viaduct is part of the Route 1 Extension, an early example of planned, limited access, road construction built to carry high speed automobile and heavy commercial traffic. Designed and const... More
Route 1 Extension, Southbound Viaduct, Spanning Conrail Yards, Wilson ...
Significance: This viaduct is part of the Route 1 Extension, an early example of planned, limited access, road construction built to carry high speed automobile and heavy commercial traffic. Designed and const... More
Appleton Locks & Dams, Fox River at Oneida Street, Appleton, Outagamie...
Significance: The Appleton Locks and Dams Complex allows passage for watercraft around 1 1/2 miles of rapids as well as a 4 foot falls present in the Lower Fox River at Appleton. Survey number: HAER WI-84 Bui... More
Vicksburg National Military Park Roads & Bridges, Maloney Circle Bridg...
Picryl description: Public domain image of an arch bridge, stone structure, architecture, free to use, no copyright restrictions.
Meadow Hill Drive Bridge, Spanning Wilson Creek, Menomonie, Dunn Count...
Significance: The Meadow Hill Drive Bridge is an excellent example of a steel, riveted, Parker overhead truss designed by the Wisconsin State Highway Commission during the period 1911 to 1925. During these yea... More
Kaukauna Lock & Dam, Fox River at Canal Street, Kaukauna, Outagamie Co...
Significance: The Kaukauna Locks and Dam Complex provides passage around drop in elevation of 50 feet in the Lower Fox River at Kaukauna. The complex served as an integral part of the Lower Fox River Waterway ... More
Kaukauna Lock & Dam, Fox River at Canal Street, Kaukauna, Outagamie Co...
Significance: The Kaukauna Locks and Dam Complex provides passage around drop in elevation of 50 feet in the Lower Fox River at Kaukauna. The complex served as an integral part of the Lower Fox River Waterway ... More
Kaukauna Lock & Dam, Fox River at Canal Street, Kaukauna, Outagamie Co...
Significance: The Kaukauna Locks and Dam Complex provides passage around drop in elevation of 50 feet in the Lower Fox River at Kaukauna. The complex served as an integral part of the Lower Fox River Waterway ... More
Burroughs Street Bridge, Spanning Flat River, Lowell, Kent County, MI
Address changed from "Spanning the Flat River at Burroughs Drive, Lowell vic., Kent County, Michigan" to "Spanning Looking Glass river on Portland Riverwalk, Portland, Ionia County, Michigan" because the bridge... More
San Roque Canyon Bridge, State Highway 192, Santa Barbara, Santa Barba...
Significance: San Roque Canyon Bridge is significant because of the commitment to concrete prevalent in California, the plate girder arch, as a type, is relatively rare. There are only two known in the State a... More
San Roque Canyon Bridge, State Highway 192, Santa Barbara, Santa Barba...
Significance: San Roque Canyon Bridge is significant because of the commitment to concrete prevalent in California, the plate girder arch, as a type, is relatively rare. There are only two known in the State a... 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
Western Maryland Railway, Cumberland Extension, Pearre to North Branch...
Significance: The westward expansion of the Western Maryland Railway, beginning with the Cumberland Extension, was one of the last new mainlines constructed during the U.S. railroads' period of extensive growth... More
Western Maryland Railway, Cumberland Extension, Pearre to North Branch...
Significance: The westward expansion of the Western Maryland Railway, beginning with the Cumberland Extension, was one of the last new mainlines constructed during the U.S. railroads' period of extensive growth... More
Western Maryland Railway, Cumberland Extension, Pearre to North Branch...
Significance: The westward expansion of the Western Maryland Railway, beginning with the Cumberland Extension, was one of the last new mainlines constructed during the U.S. railroads' period of extensive growth... More
Western Maryland Railway, Cumberland Extension, Pearre to North Branch...
Significance: The westward expansion of the Western Maryland Railway, beginning with the Cumberland Extension, was one of the last new mainlines constructed during the U.S. railroads' period of extensive growth... More
Western Maryland Railway, Cumberland Extension, Pearre to North Branch...
Significance: The westward expansion of the Western Maryland Railway, beginning with the Cumberland Extension, was one of the last new mainlines constructed during the U.S. railroads' period of extensive growth... More
Western Maryland Railway, Cumberland Extension, Pearre to North Branch...
Significance: The westward expansion of the Western Maryland Railway, beginning with the Cumberland Extension, was one of the last new mainlines constructed during the U.S. railroads' period of extensive growth... More
Western Maryland Railway, Cumberland Extension, Pearre to North Branch...
Significance: The westward expansion of the Western Maryland Railway, beginning with the Cumberland Extension, was one of the last new mainlines constructed during the U.S. railroads' period of extensive growth... More
Western Maryland Railway, Cumberland Extension, Pearre to North Branch...
Significance: The westward expansion of the Western Maryland Railway, beginning with the Cumberland Extension, was one of the last new mainlines constructed during the U.S. railroads' period of extensive growth... More
Western Maryland Railway, Cumberland Extension, Pearre to North Branch...
Significance: The westward expansion of the Western Maryland Railway, beginning with the Cumberland Extension, was one of the last new mainlines constructed during the U.S. railroads' period of extensive growth... More
Western Maryland Railway, Cumberland Extension, Pearre to North Branch...
Significance: The westward expansion of the Western Maryland Railway, beginning with the Cumberland Extension, was one of the last new mainlines constructed during the U.S. railroads' period of extensive growth... More
San Antonio Creek Bridge, State Highway 1, Lompoc, Santa Barbara Count...
Significance: The bridge is considered significant as it appears to be a singular entity. This is based on Criterion C, representing a type (reinforced concrete through girder), period (early twentieth century... More
Belleville Road Bridge, Spanning Belleville Lake, Belleville, Wayne Co...
Address changed from "Spanning Belleville Lake, Belleville, Wayne County, Michigan" to "Spanning the Flat River at Burroughs Drive, Belleville, Wayne County, Michigan," because the bridge was moved in 1995. It ... More
CTH D Bridge, Spanning Eau Galle River, Eau Galle, Dunn County, WI
Significance: The CTH D Bridge is a single-span, Parker through truss designed by the State Highway Commission and erected in 1934-1935 by the Worden-Allen Company of Milwaukee, Wisconsin. Although not identifi... More
CTH D Bridge, Spanning Eau Galle River, Eau Galle, Dunn County, WI
Significance: The CTH D Bridge is a single-span, Parker through truss designed by the State Highway Commission and erected in 1934-1935 by the Worden-Allen Company of Milwaukee, Wisconsin. Although not identifi... More
Veterans Memorial Park & Parkway, M-120 Southbound Bridge, Spanning Ce...
Significance: The Veterans Memorial Park and Parkway, M-120 Southbound Bridge derives its significance by its historical association with the Veterans Memorial Park. The park and bridge are early examples of l... 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
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
Lake Wissota Bridge, Spanning Lake Wissota at County Trunk Highway "S"...
Significance: The four-span Lake Wissota Bridge, built in 1916, was the oldest of the seventeen Parker overhead trusses with riveted connections and built-up members identified in a 1982 survey. Of these Parke... More
Gull Street Bridge, Spanning Kalamazoo River, Kalamazoo, Kalamazoo Cou...
Significance: The Gull Street Bridge is an early example of a large, earth-filled concrete arch bridge. It has been officially determined to be eligible for listing in the National Register of Historic Places ... More
Arlington Memorial Bridge, Spanning Potomac River between Lincoln Memo...
Significance: As the final link in the chain of monuments which start at the Capitol building, the Arlington Memorial Bridge connects the Mall in Washington, DC with Arlington National Cemetery in Virginia. De... More
Arlington Memorial Bridge, Spanning Potomac River between Lincoln Memo...
Significance: As the final link in the chain of monuments which start at the Capitol building, the Arlington Memorial Bridge connects the Mall in Washington, DC with Arlington National Cemetery in Virginia. De... More
Carroll Overhead Bridge, Altamont Pass Road, Livermore, Alameda County...
Significance: The Carroll Overhead Bridge is composed of 26 spans of reinforced concrete T beams, with a curvilinear alignment and superelevation. Built in 1922-1923, it is the longest bridge of its type and a... More