N. K. Boswell Ranch, State Highway 10, Woods Landing, Albany County, W...
Significance: Nathaniel Kimball Boswell, born in New Hampshire in 1836, moved west as a young man and later bought this ranch in southern Wyoming in 1886. Involved in lumbering, mining, ranching and mercantile... More
Faraway Ranch, Erickson-Riggs Ranch House, State Highway 181, Willcox,...
Significance: The Erickson-Riggs Ranch House is significant to the history of southeastern Arizona in several respects. The older parts of the house recall the early settlement period of Bonita Canyon and of t... More
Wapsipinicon River Bridge, Spanning Wapsipinicon River at State Highwa...
Significance: Significant as an unaltered, well preserved four-span, closed spandrel, reinforced concrete arch bridge with original railing that was a standard bridge type designed by the Iowa State Highway Com... More
Wapsipinicon River Bridge, Spanning Wapsipinicon River at State Highwa...
Significance: Significant as an unaltered, well preserved four-span, closed spandrel, reinforced concrete arch bridge with original railing that was a standard bridge type designed by the Iowa State Highway Com... More
Wapsipinicon River Bridge, Spanning Wapsipinicon River at State Highwa...
Significance: Significant as an unaltered, well preserved four-span, closed spandrel, reinforced concrete arch bridge with original railing that was a standard bridge type designed by the Iowa State Highway Com... More
La Bajada Historic Trails and Roads, Approximately 1 mile East/Northea...
Significance: La Bajada is a prominent geologic and geographic landmark in central New Mexico, and includes trail and road traces that represents major cultural changes resulting from geopolitical activity, tec... More
Nine Mile Hydroelectric Development, Cottage No. 2, State Highway 291 ...
Survey number: HAER WA-84-D Public domain photograph of architecture design, diagram, drawing, building plan, free to use, no copyright restrictions image - Picryl description
Wolf Point Bridge, Spanning Missouri River at State Highway 13, Wolf P...
Significance: The Wolf Point Bridge is the finest remaining example of a Pennsylvania through truss bridge in Montana. Completed in 1930, the four-span bridge is the most massive in the state and retains the l... More
Wolf Point Bridge, Spanning Missouri River at State Highway 13, Wolf P...
Significance: The Wolf Point Bridge is the finest remaining example of a Pennsylvania through truss bridge in Montana. Completed in 1930, the four-span bridge is the most massive in the state and retains the l... More
Dewey Bridge, Spanning Colorado River at State Highway 128, Cisco, Gra...
Significance: When constructed, the Dewey Bridge was the second longest suspension bridge west of the Mississippi River. It remains the longest suspension bridge in the State of Utah. Unprocessed Field note m... More
Van Duzen River Bridge, Spanning Van Duzen River at CA State Highway 1...
Significance: The Van Duzen River Bridge, also known as the Alton Bridge, was determined eligible for listing in the National Register of Historic Places in 1986. It represents a transitional design in the evo... More
Van Duzen River Bridge, Spanning Van Duzen River at CA State Highway 1...
Significance: The Van Duzen River Bridge, also known as the Alton Bridge, was determined eligible for listing in the National Register of Historic Places in 1986. It represents a transitional design in the evo... More
Naches Ranger Station, Building No. 1028, State Highway 410, South sid...
Survey number: HABS WA-181-A Building/structure dates: 1936 Initial Construction
Grand Forks Air Force Base, Missile Alert Facility Oscar-Zero, Launch ...
Survey number: HAER ND-12-A Building/structure dates: 1964-1965 Initial Construction Building/structure dates: 1973 Subsequent Work
Grand Forks Air Force Base, Missile Alert Facility Oscar-Zero, Launch ...
Survey number: HAER ND-12-A Building/structure dates: 1964-1965 Initial Construction Building/structure dates: 1973 Subsequent Work
Virgin River Warren Truss Bridge, Spanning Virgin River at Old Road so...
Survey number: HAER UT-76 Public domain photograph - historical image of Utah, United States, free to use, no copyright restrictions image - Picryl description
Virgin River Warren Truss Bridge, Spanning Virgin River at Old Road so...
Survey number: HAER UT-76 Public domain photograph - historical image of Utah, United States, free to use, no copyright restrictions image - Picryl description
Nine Mile Hydroelectric Development, Cottage No. 3, State Highway 291 ...
Survey number: HAER WA-84-E Public domain photograph of hydroelectric power station, free to use, no copyright restrictions image - Picryl description
Nine Mile Hydroelectric Development, Cottage No. 3, State Highway 291 ...
Survey number: HAER WA-84-E Public domain scan of settlement or building architecture plan, free to use, no copyright restrictions image - Picryl description
King's Bridge, Spanning Laurel Hill Creek at bypassed State Highway No...
Significance: Although the history of this bridge has not been thoroughly documented, physical evidence suggests that King's Bridge was originally built in the mid-nineteenth century and largely rebuilt in 1906... More
Black Hawk Bridge, Spanning Mississippi River at State Highway 9, Lans...
Significance: This bridge was the only highway bridge over the Mississippi River in the northeast Iowa area at the time of its construction and has played a significant role in the development of that region. ... More
Nine Mile Hydroelectric Development, Cottage No. 6, State Highway 291 ...
Survey number: HAER WA-84-H Public domain photograph of hydroelectric power station, free to use, no copyright restrictions image - Picryl description
Fort Union, Quartermaster Storehouse, State Highway No. 161, Watrous, ...
Unprocessed Field note material exists for this structure: N876 Survey number: HABS NM-164-W Building/structure dates: 1866-1867 Initial Construction
Grand Forks Air Force Base, Missile Launch Facility November-33, Launc...
Survey number: HAER ND-11-A Building/structure dates: 1964-1965 Initial Construction Building/structure dates: 1973 Subsequent Work
Harp Creek Bridge, Spans Harp Creek at State Highway 7, Harrison, Boon...
Significance: Erected as one of two bridges in a Newton County road project, Harp Creek Bridge is on of the more architectural of the small Highway Department bridges. It was built in 1928 by the Little Rock b... More
Harp Creek Bridge, Spans Harp Creek at State Highway 7, Harrison, Boon...
Significance: Erected as one of two bridges in a Newton County road project, Harp Creek Bridge is on of the more architectural of the small Highway Department bridges. It was built in 1928 by the Little Rock b... More
Hill Field, North of State Highway 193, East of Interstate 15, South o...
Significance: Hill Field (now Hill Air Force Base, HAFB) became famous during World War II for its rehabilitation of battle-weary aircraft. Exercising its mission to receive, store, repair, and ship air materi... More
Hill Field, North of State Highway 193, East of Interstate 15, South o...
Significance: Hill Field (now Hill Air Force Base, HAFB) became famous during World War II for its rehabilitation of battle-weary aircraft. Exercising its mission to receive, store, repair, and ship air materi... More
Stevens Canyon Highway, Between Paradise, WA, & State Highway 123, Ash...
Significance: The Stevens Canyon Highway was the last segment of the Mount Rainier National Park partial circuit road system to be constructed. Although not completed until 1957, the road features a number of ... More
Mare Island Naval Shipyard, Sail Loft, Near State Highway No. 37, Vall...
Significance: Mare Island was established by Commander (later Admiral) David Glasgow Farragut as the first Naval base in California. Building No. 55 was a prime example of an industrial building constructed by... More
Westwood, Water Avenue (State Highway 61), Uniontown, Perry County, AL
Survey number: HABS AL-769 Public domain photograph of a house, residential property, free to use, no copyright restrictions image - Picryl description
Beesh Ligaii Bighan, West-northwest of State Highway 506 & Indian High...
Significance: It derives its significance from the fact that it is a component of the only known base metals mine in the Carrizo Mountains. The mine and its features represent the result of intensive prospectin... More
Variable Angle Launcher Complex, CA State Highway 39 at Morris Reservi...
Significance: Morris Dam Test Facility (MDTF) was built at the Morris Dam Reservoir for the purpose of obtaining basic hydrodynamic data for use in design and development of Naval Ordinance, particularly air-to... More
Variable Angle Launcher Complex, CA State Highway 39 at Morris Reservi...
Significance: Morris Dam Test Facility (MDTF) was built at the Morris Dam Reservoir for the purpose of obtaining basic hydrodynamic data for use in design and development of Naval Ordinance, particularly air-to... More
Ogden Arsenal, North of State Highway 193, East of State Highway 126 &...
Significance: The Ogden Arsenal was the first major defense installation constructed in Utah during the twentieth century. Unlike nineteenth-century garrisons, the Arsenal's construction marked Utah's first in... More
South Fork Trinity River Bridge, State Highway 299 spanning South Fork...
Significance: The South Fork Trinity River Bridge is one of a very limited number of cantilever truss highway bridges in California. Best suited to specific terrain conditions such as deep canyons to be crosse... More
South Fork Trinity River Bridge, State Highway 299 spanning South Fork...
Significance: The South Fork Trinity River Bridge is one of a very limited number of cantilever truss highway bridges in California. Best suited to specific terrain conditions such as deep canyons to be crosse... More
South Fork Trinity River Bridge, State Highway 299 spanning South Fork...
Significance: The South Fork Trinity River Bridge is one of a very limited number of cantilever truss highway bridges in California. Best suited to specific terrain conditions such as deep canyons to be crosse... More
South Fork Trinity River Bridge, State Highway 299 spanning South Fork...
Significance: The South Fork Trinity River Bridge is one of a very limited number of cantilever truss highway bridges in California. Best suited to specific terrain conditions such as deep canyons to be crosse... More
South Fork Trinity River Bridge, State Highway 299 spanning South Fork...
Significance: The South Fork Trinity River Bridge is one of a very limited number of cantilever truss highway bridges in California. Best suited to specific terrain conditions such as deep canyons to be crosse... More
South Fork Trinity River Bridge, State Highway 299 spanning South Fork...
Significance: The South Fork Trinity River Bridge is one of a very limited number of cantilever truss highway bridges in California. Best suited to specific terrain conditions such as deep canyons to be crosse... More
South Fork Trinity River Bridge, State Highway 299 spanning South Fork...
Significance: The South Fork Trinity River Bridge is one of a very limited number of cantilever truss highway bridges in California. Best suited to specific terrain conditions such as deep canyons to be crosse... More
Alfred Llorens House, State Highway 119, Natchitoches, Natchitoches Pa...
Survey number: HABS LA-1346 Public domain photograph - historical image of Washington State, United States, free to use, no copyright restrictions image - Picryl description
Hot Springs National Park, Bathhouse Row, Quapaw Bathhouse: Mechanical...
Significance: The Quapaw Bathhouse is part of Bathhouse Row, which represents a typical American Spa. The spring piping, heating and ventilation systems are examples of early twentieth century state-of-the-art... More
Hot Springs National Park, Bathhouse Row, Quapaw Bathhouse: Mechanical...
Significance: The Quapaw Bathhouse is part of Bathhouse Row, which represents a typical American Spa. The spring piping, heating and ventilation systems are examples of early twentieth century state-of-the-art... 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 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
Nine Mile Hydroelectric Development, Cottage No. 1, State Highway 291 ...
Survey number: HAER WA-84-C Public domain photograph of hydroelectric power station, free to use, no copyright restrictions image - Picryl description
Reclamation District 1000, Northwest Sacramento County & southwest Sut...
Significance: The Reclamation District 1000 Rural Historic Landscape District is significant at the state level for the period from 1911 to 1939. The establishment of the District as part of a regional reclama... More
Reclamation District 1000, Northwest Sacramento County & southwest Sut...
Significance: The Reclamation District 1000 Rural Historic Landscape District is significant at the state level for the period from 1911 to 1939. The establishment of the District as part of a regional reclama... More
Reclamation District 1000, Northwest Sacramento County & southwest Sut...
Significance: The Reclamation District 1000 Rural Historic Landscape District is significant at the state level for the period from 1911 to 1939. The establishment of the District as part of a regional reclama... More
Reclamation District 1000, Northwest Sacramento County & southwest Sut...
Significance: The Reclamation District 1000 Rural Historic Landscape District is significant at the state level for the period from 1911 to 1939. The establishment of the District as part of a regional reclama... More
Freeman's Crossing Bridge, Spanning Middle Fork of Yuba River at CA St...
Significance: Freeman's Crossing Bridge, also known as the Middle Yuba Bridge and determined eligible for the National Register of Historic Places in 1986, is an excellent example of a reinforced concrete open-... 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
Sanders Ferry Bridge, State Highway 184, Spanning Savannah River, Iva,...
Significance: The Sanders Ferry Bridge was built jointly by Elbert County, Georgia and Anderson County, South Carolina. Built by the Austin Bridge Company of Atlanta, the Anderson-Elberton Free Bridge was form... More
Sanders Ferry Bridge, State Highway 184, Spanning Savannah River, Iva,...
Significance: The Sanders Ferry Bridge was built jointly by Elbert County, Georgia and Anderson County, South Carolina. Built by the Austin Bridge Company of Atlanta, the Anderson-Elberton Free Bridge was form... 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
Fourche Lafave Bridge, Spanning Fourche Lafave River at State Highway ...
Significance: The Fourch Lafave River Bridge is significant for its association with the Luten Bridge Company and the development of the Arkansas highway system in the first half of the twentieth century. It i... More
Fourche Lafave Bridge, Spanning Fourche Lafave River at State Highway ...
Significance: The Fourch Lafave River Bridge is significant for its association with the Luten Bridge Company and the development of the Arkansas highway system in the first half of the twentieth century. It i... More
Newport Bridge, Spanning White River at State Highway 14, Newport, Jac...
Significance: The 400-foot, double-cantilevered bridge at Newport was a major construction project in 1929-30. The bridge, along with two similar bridges at Augusta and Clarendon, Arkansas, was designed by ren... More
Loleta Recreation Area, Six miles Southeast of intersection of State H...
See also HAER PA-279 for related documentation. Includes photographs & written data. Significance: Constructed by the Civilian Conservation Corps between the years of 1933 and 1936. The CCC work project was ini... More
Variable Angle Launcher Complex, Camera Stations, CA State Highway 39 ...
Significance: Morris Dam Test Facility (MDTF) was built at the Morris Dam Reservoir for the purpose of obtaining basic hydrodynamic data for use in design and development of Naval Ordinance, particularly air-to... More
Tombigbee River Bridge, Spanning Tombigbee River at State Highway 182,...
Significance: The bridge was listed on the National Register of Historic Places in 1988. The bridge over the Tombigbee River at Columbus, Lowndes County, Mississippi was built in 1927 by the Mississippi State H... More
Tombigbee River Bridge, Spanning Tombigbee River at State Highway 182,...
Significance: The bridge was listed on the National Register of Historic Places in 1988. The bridge over the Tombigbee River at Columbus, Lowndes County, Mississippi was built in 1927 by the Mississippi State H... More
Tombigbee River Bridge, Spanning Tombigbee River at State Highway 182,...
Significance: The bridge was listed on the National Register of Historic Places in 1988. The bridge over the Tombigbee River at Columbus, Lowndes County, Mississippi was built in 1927 by the Mississippi State H... More
Nine Mile Hydroelectric Development, Powerhouse, State Highway 291 alo...
Survey number: HAER WA-84-B Public domain photograph of dock building, free to use, no copyright restrictions image - Picryl description
Tieton Dam, Valve House, South & East side of State Highway 12, Naches...
Survey number: HAER WA-20-B Public domain photograph - historical image of Washington State, United States, free to use, no copyright restrictions image - Picryl description
North Bosque River Bridge, Spanning North Bosque River at State Highwa...
Significance: The North Bosque River bridge is a fine example of the Texas Highway Department's development of standard bridge designs. The rise of state highway departments marks the decline of the entreprene... More
G. Y. Lamar House, U.S. Highway 29 (State Highway 15), Tuskegee, Macon...
Survey number: HABS AL-532 Public domain photograph - historical image of Alabama, United States, free to use, no copyright restrictions image - Picryl description
G. Y. Lamar House, U.S. Highway 29 (State Highway 15), Tuskegee, Macon...
Survey number: HABS AL-532 Public domain photograph - historical image of Alabama, United States, free to use, no copyright restrictions image - Picryl description
Grand Forks Air Force Base, Missile Launch Facility November-33, Launc...
Survey number: HAER ND-11-B Building/structure dates: 1964-1965 Initial Construction Building/structure dates: 1973 Subsequent Work
General Joseph Wheeler House (Later House), State Highway 20, Wheeler,...
See also HABS AL-347 for additional information. Includes architectural drawings (10 & 11). Unprocessed Field note material exists for this structure: FN-28 Survey number: HABS AL-... More
General Joseph Wheeler House (Later House), State Highway 20, Wheeler,...
See also HABS AL-347 for additional information. Includes architectural drawings (10 & 11). Unprocessed Field note material exists for this structure: FN-28 Survey number: HABS AL-... More
Hot Springs National Park, Bathhouse Row, Fordyce Bathhouse: Mechanica...
Significance: The Fordyce Bathhouse is part of Bathhouse Row, which represents a typical American Spa. The spring piping, heating and ventilation systems are examples of early twentieth century state-of-the-ar... More
Variable Angle Launcher Complex, Camera Car & Track, CA State Highway ...
Significance: Morris Dam Test Facility (MDTF) was built at the Morris Dam Reservoir for the purpose of obtaining basic hydrodynamic data for use in design and development of Naval Ordinance, particularly air-to... More
Lost Bridge, Spanning Little Missouri River, twenty-three miles north ...
Significance: The Lost Bridge is a three-span, riveted Parker through truss, bridge designed by the North Dakota Highway Department and constructed in 1930. The bridge is associated with the Great Depression a... More
Smith River Bridge, CA State Highway 199 Spanning Smith River, Crescen...
Significance: The Smith River Bridge was a rare California example of the cantilever highway truss bridge, a bridge type that enjoyed brief popularity during the decade spanning the late 1920s to the late 1930s... More
Smith River Bridge, CA State Highway 199 Spanning Smith River, Crescen...
Significance: The Smith River Bridge was a rare California example of the cantilever highway truss bridge, a bridge type that enjoyed brief popularity during the decade spanning the late 1920s to the late 1930s... More
Smith River Bridge, CA State Highway 199 Spanning Smith River, Crescen...
Significance: The Smith River Bridge was a rare California example of the cantilever highway truss bridge, a bridge type that enjoyed brief popularity during the decade spanning the late 1920s to the late 1930s... More
Grand Forks Air Force Base, Missile Alert Facility Oscar-Zero, Launch ...
Survey number: HAER ND-12-B Building/structure dates: 1964-1965 Initial Construction Building/structure dates: 1973 Subsequent Work
Grand Forks Air Force Base, Missile Alert Facility Oscar-Zero, Launch ...
Survey number: HAER ND-12-B Building/structure dates: 1964-1965 Initial Construction Building/structure dates: 1973 Subsequent Work
Grand Forks Air Force Base, Missile Alert Facility Oscar-Zero, Launch ...
Survey number: HAER ND-12-B Building/structure dates: 1964-1965 Initial Construction Building/structure dates: 1973 Subsequent Work
Gianella Bridge, Spanning Sacramento River at State Highway 32, Hamilt...
Significance: The Gianella Bridge is the oldest remaining highway swing bridge in California. It is important in local history for its relation to events in local economic and agricultural development. It is ... More
Variable Angle Launcher Complex, Variable Angle Launcher, CA State Hig...
Significance: Morris Dam Test Facility (MDTF) was built at the Morris Dam Reservoir for the purpose of obtaining basic hydrodynamic data for use in design and development of Naval Ordinance, particularly air-to... More
Variable Angle Launcher Complex, Variable Angle Launcher, CA State Hig...
Significance: Morris Dam Test Facility (MDTF) was built at the Morris Dam Reservoir for the purpose of obtaining basic hydrodynamic data for use in design and development of Naval Ordinance, particularly air-to... More
Variable Angle Launcher Complex, Variable Angle Launcher, CA State Hig...
Significance: Morris Dam Test Facility (MDTF) was built at the Morris Dam Reservoir for the purpose of obtaining basic hydrodynamic data for use in design and development of Naval Ordinance, particularly air-to... More
Variable Angle Launcher Complex, Variable Angle Launcher, CA State Hig...
Significance: Morris Dam Test Facility (MDTF) was built at the Morris Dam Reservoir for the purpose of obtaining basic hydrodynamic data for use in design and development of Naval Ordinance, particularly air-to... More
Variable Angle Launcher Complex, Variable Angle Launcher, CA State Hig...
Significance: Morris Dam Test Facility (MDTF) was built at the Morris Dam Reservoir for the purpose of obtaining basic hydrodynamic data for use in design and development of Naval Ordinance, particularly air-to... More
Variable Angle Launcher Complex, Variable Angle Launcher, CA State Hig...
Significance: Morris Dam Test Facility (MDTF) was built at the Morris Dam Reservoir for the purpose of obtaining basic hydrodynamic data for use in design and development of Naval Ordinance, particularly air-to... More
Parks Bar Bridge, Spanning Yuba River at State Highway 20, Smartville,...
Significance: The Parks Bar Bridge is significant under Criterion C, as a distinctive example of an unusual method of construction. It is one of the earliest and largest remaining examples of the Thomas System... More
Parks Bar Bridge, Spanning Yuba River at State Highway 20, Smartville,...
Significance: The Parks Bar Bridge is significant under Criterion C, as a distinctive example of an unusual method of construction. It is one of the earliest and largest remaining examples of the Thomas System... More
Parks Bar Bridge, Spanning Yuba River at State Highway 20, Smartville,...
Significance: The Parks Bar Bridge is significant under Criterion C, as a distinctive example of an unusual method of construction. It is one of the earliest and largest remaining examples of the Thomas System... More
Parks Bar Bridge, Spanning Yuba River at State Highway 20, Smartville,...
Significance: The Parks Bar Bridge is significant under Criterion C, as a distinctive example of an unusual method of construction. It is one of the earliest and largest remaining examples of the Thomas System... More
Abbeville Hydroelectric Power Plant, State Highway 284 & County Road 7...
Significance: J. Roy Pennell acquired property and began construction of the multiple arch reinforced concrete dam in 1933. Pennell abandoned the project in 1935 and it was completed by the City of Abbeville w... More
Abbeville Hydroelectric Power Plant, State Highway 284 & County Road 7...
Significance: J. Roy Pennell acquired property and began construction of the multiple arch reinforced concrete dam in 1933. Pennell abandoned the project in 1935 and it was completed by the City of Abbeville w... More
Tieton Dam, South & East of State Highway 12, Naches, Yakima County, W...
Significance: At the time of its completion in 1925, the Tieton Dam was the highest earthfill dam in the world. "Two of the foremost engineers in Western water development, Frank Crowe and Frank Weymouth, were... More
Promontory Route Railroad Trestles, S.P. Trestle 779.91, One mile sout...
Significance: After its completion in 1869, the Transcontinental Railroad Line required continuous repair and rebuilding. The Southern Pacific Railroad Trestle #1, located on the Engineer Mountain grade west of... More
Promontory Route Railroad Trestles, S.P. Trestle 779.91, One mile sout...
Significance: After its completion in 1869, the Transcontinental Railroad Line required continuous repair and rebuilding. The Southern Pacific Railroad Trestle #1, located on the Engineer Mountain grade west of... More
Promontory Route Railroad Trestles, S.P. Trestle 779.91, One mile sout...
Significance: After its completion in 1869, the Transcontinental Railroad Line required continuous repair and rebuilding. The Southern Pacific Railroad Trestle #1, located on the Engineer Mountain grade west of... More