Glen Gardner Pony Pratt Truss Bridge | |
![]() Glen Gardner Bridge in 1991 | |
Location | School Street (Mill Street) over Spruce Run Glen Gardner, New Jersey |
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Coordinates | 40°42′04.5″N74°56′36.5″W / 40.701250°N 74.943472°W |
Built | 1870 |
Built by | William Cowin |
Architect | Francis C. Lowthorp |
Architectural style | Pratt truss |
NRHP reference No. | 77000876 [1] |
NJRHP No. | 1592 [2] |
Significant dates | |
Added to NRHP | September 22, 1977 |
Designated NJRHP | August 5, 1976 |
The Glen Gardner Pony Pratt Truss Bridge is a historic pony Pratt truss bridge on School Street (formerly Mill Street) crossing the Spruce Run in Glen Gardner of Hunterdon County, New Jersey. It was designed by Francis C. Lowthorp and built in 1870 by William Cowin of Lambertville, New Jersey. [3] The bridge was added to the National Register of Historic Places on September 22, 1977 for its significance in engineering, industry and transportation. It is one of the few early examples of iron Pratt truss bridges remaining in the United States. [4] It was later documented by the Historic American Engineering Record in 1991. [5]
The Glen Gardner bridge is one of three remaining composite cast iron and wrought iron Pratt truss bridges built by Cowin in New Jersey. The others are the New Hampton Pony Pratt Truss Bridge (1868) in New Hampton and the Main Street Bridge (1870) in Clinton. The single-span bridge is 84 feet (26 m) long and 16.6 feet (5.1 m) wide. [3] It features a pedestrian walkway with a decorative cast-iron railing. [4]
Califon is a borough in Hunterdon County, in the U.S. state of New Jersey. As of the 2020 United States census, the borough's population was 1,005, a decrease of 71 (−6.6%) from the 2010 census count of 1,076, which in turn reflected an increase of 21 (+2.0%) from the 1,055 counted in the 2000 census.
Glen Gardner is a borough in Hunterdon County, in the U.S. state of New Jersey. As of the 2020 United States census, the borough's population was 1,682, a decrease of 22 (−1.3%) from the 2010 census count of 1,704, which in turn reflected a decline of 198 (−10.4%) from the 1,902 counted in the 2000 census.
Lebanon Township is the northernmost township in Hunterdon County, in the U.S. state of New Jersey. As of the 2020 United States census, the township's population was 6,195, a decrease of 393 (−6.0%) from the 2010 census count of 6,588, which in turn reflected an increase of 772 (+13.3%) from the 5,816 counted in the 2000 census.
This is a list of properties and districts listed on the National Register of Historic Places in New Jersey. There are more than 1,700 listed sites in New Jersey. Of these, 58 are further designated as National Historic Landmarks. All 21 counties in New Jersey have listings on the National Register.
This National Park Service list is complete through NPS recent listings posted January 19, 2024.
Pott's Ford Bridge is a bridge 1/2 mile south of Glasco, Kansas, USA that spans the Solomon River in Cloud County, Kansas. It has a wooden deck with three bowstring pony trusses and one Pratt pony truss. The lengths of the trusses are 48 feet (15 m), 46 feet (14 m), and 149 feet (45 m) for the bowstring trusses, and 72 feet (22 m) for the Pratt truss. It was built in 1884 by the Wrought Iron Bridge Company of Canton, Ohio.
The Sparkill Creek Drawbridge is a historic Pratt Pony Truss drawbridge located at Piermont in Rockland County, New York. It was built in 1880 by the King Iron Bridge Company of Cleveland, Ohio, and is a single-leaf movable metal bridge. Chains can lift the bridge when an operator turns a crank, helped by counterweights. It spans Sparkill Creek, a tributary of the Hudson River.
The Fink-Type Truss Bridge, also known as the Hamden Bridge, carried Hamden Road/River Road over the South Branch Raritan River, the border between Clinton Township and Franklin Township, at Hamden near the Allerton section of Hunterdon County, New Jersey. The bridge was built in 1857 by the Trenton Locomotive and Machine Manufacturing Company. It consisted of a single-span through truss 100 feet (30 m) long, 15 feet (4.6 m) wide, and 19 feet (5.8 m) high.
The Jefferson Street Viaduct is an historic structure located in Ottumwa, Iowa, United States. The riveted Warren deck truss bridge was completed in 1936. It was listed on the National Register of Historic Places in 1998 as a part of the Highway Bridges of Iowa MPS.
The ENP Bridge over Green River is a historic bridge located near Daniel, Wyoming, which carries Sublette County Road CN23-145 across the Green River. The Western Bridge and Construction Company built the bridge circa 1905. The 221-foot-11-inch (67.64 m) bridge has two spans, both Pratt trusses; the longer span is a Pratt through truss, while the shorter is a Pratt pony truss. The use of both through and pony trusses in the same bridge was uncommon in Wyoming, and the bridge is the only surviving example of a Pratt truss bridge in this style.
The New Hampton Historic District is a historic district in the village of New Hampton, Lebanon Township, Hunterdon County, New Jersey. The district was added to the National Register of Historic Places on April 6, 1998, for its significance in architecture, commerce, education, transportation, and community development from c. 1780 to 1929. It includes 42 contributing buildings, six contributing sites, and four contributing structures located along Musconetcong River Road.
The Iron Bridge at Howard Hill Road is a modern pony truss bridge, carrying Howard Hill Road across the Black River in southeastern Cavendish, Vermont. It is the replacement for a historic 1890 Pratt through truss bridge, which is now in storage. The historic bridge was listed on the National Register of Historic Places in 1982.
The Straight Street Bridge is a vehicular bridge over the Passaic River in Paterson, New Jersey, that is listed on the National Register of Historic Places.
The Oakland Mills Bridge is a historic structure located in Oakland Mills Park southwest of Mount Pleasant, Iowa, United States. The span carried Hickory Road over the Skunk River for 358 feet (109 m). In July 1876 the Henry County Board of Supervisors decided to locate the bridge over the Skunk River at Oakland Mills. After engineers looked over the proposals, they choose the Missouri Valley Bridge and Iron Company of Leavenworth, Kansas to build the structure. The long-span combination Pratt truss through and pony truss was completed later the same year. The steel components where manufactured by the Phoenix Iron Company of Pennsylvania. It is one of the oldest Pratt through truss bridges in Iowa. Long closed to vehicular traffic, it was listed on the National Register of Historic Places in 1998.
The Hillery Street Bridge is a vehicular bridge over the Passaic River in Totowa and Woodland Park, New Jersey. The Pratt pony truss carries Hillery Street and Totowa Road and is designated County Route 644. It was originally built in 1898 and rehabilitated in 1973. It was extensively refurbished in 2009 to its original historic state, including its original lattice-work sidewalk railings. A historic bridge survey conducted by the New Jersey Department of Transportation from 1991–1994 determined that the bridge was eligible for listing on the New Jersey Register of Historic Places and the National Register of Historic Places.
The New Hampton Pony Pratt Truss Bridge is a historic pony Pratt truss bridge on Shoddy Mill Road in New Hampton of Lebanon Township, Hunterdon County, New Jersey. It crosses the Musconetcong River between Lebanon Township, Hunterdon County and Washington Township, Warren County. It was designed by Francis C. Lowthorp and built in 1868 by William Cowin of Lambertville, New Jersey. The bridge was added to the National Register of Historic Places on July 26, 1977 for its significance in engineering, industry and transportation. It is one of the few early examples of iron Pratt truss bridges remaining in the United States. It was later documented by the Historic American Engineering Record in 1991. It was added as a contributing property to the New Hampton Historic District on April 6, 1998.
The Neshanic Station Lenticular Truss Bridge is a road bridge built over the South Branch Raritan River at Neshanic Station, New Jersey. It was constructed by the Berlin Iron Bridge Co. in 1896. and listed on the National Register of Historic Places as a contributing structure to the Neshanic Station Historic District on February 8, 2016.
The Main Street Bridge, once known as the West Main Street Bridge, is a historic pony Pratt truss bridge crossing the South Branch Raritan River in Clinton of Hunterdon County, New Jersey. It was designed by Francis C. Lowthorp and built in 1870 by William Cowin of Lambertville. The bridge was added to the National Register of Historic Places on September 28, 1995 as part of the Clinton Historic District. It is one of the few early examples of iron Pratt truss bridges remaining in the United States. It was documented by the Historic American Engineering Record in 1991.
The Clinton Historic District is a 175-acre (71 ha) historic district encompassing much of the town of Clinton in Hunterdon County, New Jersey. It was added to the National Register of Historic Places on September 28, 1995, for its significance in architecture, commerce, engineering, industry and exploration/settlement. The district includes 270 contributing buildings, one contributing structure, and three contributing sites. Five were previously listed on the NRHP individually: Dunham's Mill, M. C. Mulligan & Sons Quarry, Music Hall, Old Grandin Library, and Red Mill.
The Morley Bridge, also known as the Romley Bridge, located near Romlee in Chaffee County, Colorado, is a wrought-iron pin-connected Pratt truss bridge that was built in 1881. It was listed on the National Register of Historic Places in 2003.
The Main Street Bridge, historically known as the Califon Bridge, is a Pratt thru truss bridge that carries Main Street over the South Branch Raritan River in Califon, Hunterdon County, New Jersey. The bridge was added to the National Register of Historic Places on October 14, 1976, as part of the Califon Historic District.