| Special Bridge Conditions Legend |
| ! | Confirmed demolition date within one year or an especially historic bridge that is threatened with demolition at any level. |
| X | The bridge has been confirmed demolished or collapsed. |
| S | The bridge has been dismantled or moved to an offsite location and is not currently available for public viewing. |
| L | Most or all of the original bridge material has been demolished and replaced, including historically significant elements, but some original parts of the bridge remain. |
| Note: This website cannot guarantee the current condition of any bridge on this website. Bridges lacking these icons should not necessarily be considered condition-free. |
| Bridge Name | HSR Rating | Facility Carried / Feature Intersected | Location | Structure Type | Structure Dimensions | Construction Date / Builder or Contractor | Description | Thumbnail |
Bell Avenue Bridge
|
 | Bell Avenue Over Spruce Run River | Glen Gardner: Hunterdon County, New Jersey | Metal 5 Panel Pin-Connected Pratt Full-Slope Pony Truss, Fixed |
Total Length: 84 ft Main Span Length: 83 ft Roadway Width: 15.7 ft Main Spans: 1 |
1896 By: Groton Bridge Company of Groton, New York | An uncommon New Jersey example of a bridge built by the prominent Groton Bridge Company. | 
|
Bloomsbury Bridge
|
 | Church Street (CR-579) Over Musconetcong River | Bloomsbury: Hunterdon County, New Jersey and Warren County, New Jersey | Metal 6 Panel Pin-Connected Pratt Through Truss, Fixed |
Total Length: 112 ft Main Span Length: 105 ft Roadway Width: 28 ft Main Spans: 1 |
1892 By: Toledo Bridge Company of Toledo, Ohio | This one-lane truss bridge was widened to two lanes and placed on top of a new steel stringer bridge. | 
|
Centre Bridge
Centre Bridge - Stockton Toll Supported Bridge |
 | Bridge Street (Upper York Road) Over Delaware River | Stockton and Centre Bridge: Hunterdon County, New Jersey and Bucks County, Pennsylvania | Metal 6 Panel Rivet-Connected Warren Through Truss, Fixed |
Total Length: 825.2 ft Main Span Length: 152 ft Roadway Width: 20 ft Main Spans: 6 |
1926 By: Unknown | A large, multi-span truss features different span sizes including some very short through truss spans. | 
|
Church Street Railroad Overpass
|
 | Church Street (CR-579) Over Railroad (Lehigh Valley) | Bloomsbury: Hunterdon County, New Jersey | Metal 6 Panel Rivet-Connected Warren Pony Truss, Fixed and Approach Spans: Metal Deck Girder, Fixed |
Total Length: 129 ft Main Span Length: 81 ft Roadway Width: 13.8 ft Main Spans: 1 |
1910 By: Unknown | This bridge has curved parallel chords to efficiently increase clearance for trains. | 
|
Cratetown Road Bridge
|
 | Cratetown Road Over Prescott Brook | Rural: Hunterdon County, New Jersey | Metal 3 Panel Pin-Connected Pratt Half-Hip Pony Truss, Fixed |
Total Length: 41 ft Main Span Length: 40 ft Roadway Width: 15.4 ft Main Spans: 1 |
1901 By: Unknown | A heavilly altered truss bridge, with many welded parts added. | 
|
Finesville Bridge
|
| Mt. Joy Road Over Musconetcong River | Finesville: Hunterdon County, New Jersey and Warren County, New Jersey | Metal 8 Panel Pin-Connected Pratt Through Truss, Fixed |
Total Length: 106 ft Main Span Length: 102 ft Roadway Width: 15.7 ft Main Spans: 1 |
1890 By: G. M. Rusling of Hackettstown, New Jersey | An attractive truss bridge is a contributing part of a tiny, intimate historical community that is truly unique. | 
|
Glen Gardner Bridge
School Street Bridge |
 | School Street Over Spruce Run River | Glen Gardner: Hunterdon County, New Jersey | Metal 8 Panel Pin-Connected Pratt Pony Truss, Fixed |
Total Length: 80.1 ft Main Span Length: 84 ft Roadway Width: 16.4 ft Main Spans: 1 |
1870 By: WM Cowin of Lambertville, Pennsylvania | Even having served traffic for around 140 years, this nationally significant cast iron bridge is nearly completely unaltered! | 
|
Hamden Road Bridge
|
 | Hamden Road (River Road) Over South Branch Raritan River | Sunnyside: Hunterdon County, New Jersey | Metal 5 Panel Pin-Connected Pratt Full-Slope Pony Truss, Fixed |
Total Length: 162 ft Main Span Length: 80 ft Roadway Width: 14.8 ft Main Spans: 2 |
1885 By: Dean and Westbrook of New York, New York | The only multi-span Phoenix column pony truss in the entire state. | 
|
Higginsville Road Bridge North
|
| Higginsville Road Over South Branch Raritan River | Rural: Hunterdon County, New Jersey and Somerset County, New Jersey | Metal 7 Panel Pin-Connected Pratt Through Truss, Fixed |
Total Length: 106 ft Main Span Length: 103 ft Roadway Width: 15 ft Main Spans: 1 |
1890 By: Milliken Brothers of Brooklyn, New York | Sharing an earthen pier with another historic truss, this bridge was built by a rarely seen builder. | 
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Higginsville Road Bridge South
|
| Higginsville Road Over South Branch Raritan River | Rural: Hunterdon County, New Jersey and Somerset County, New Jersey | Metal 7 Panel Pin-Connected Pratt Through Truss, Fixed |
Total Length: 105 ft Main Span Length: 102 ft Roadway Width: 15 ft Main Spans: 1 |
1893 By: Wrought Iron Bridge Company of Canton, Ohio | One of two completely different bridges sharing a same earthen pier forming a unique and beautiful arrangement. | 
|
Holcomb Mills Railroad Bridge
|
| Black River and Western Railroad Over South Branch Raritan River | Holcomb Mills: Hunterdon County, New Jersey | Metal 6 Panel Pin-Connected Pratt Through Truss, Fixed | Main Spans: 2 | By: Unknown | An accessible, attractive, complete railroad truss bridge. | 
|
Kiceniuk Road Bridge
|
| Kiceniuk Road Over South Branch Raritan River | Rural: Hunterdon County, New Jersey | Metal 4 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 150 ft Main Span Length: 48 ft Roadway Width: 12.5 ft Main Spans: 3 |
1927 By: Unknown | A well-preserved three span pony truss is a highly unusual sight. | 
|
Lansdowne Bridge
|
 | Lower Landsdown Road Over Capoolong Creek | Lansdowne: Hunterdon County, New Jersey | Metal 5 Panel Pin-Connected Pratt Through Truss, Fixed |
Total Length: 94.2 ft Main Span Length: 88 ft Roadway Width: 15.7 ft Main Spans: 1 |
1885 By: Dean and Westbrook of New York, New York | A rare and historically intact example of a skewed Phoenix column truss bridge. | 
|
Little Nishisakawick Creek Bridge
|
 | River Road Over Little Nishisakawick Creek | Frenchtown: Hunterdon County, New Jersey | Stone Semicircular Deck Arch, Fixed | Main Spans: 1 | By: Unknown | Although small, this is an attractive and complete stone arch bridge structure. | 
|
Main Street Bridge
|
| Main Street Over South Branch Raritan River | Clinton: Hunterdon County, New Jersey | Metal 8 Panel Pin-Connected Pratt Pony Truss, Fixed |
Total Length: 170 ft Main Span Length: 85 ft Roadway Width: 15.7 ft Main Spans: 2 |
1870 By: WM Cowin of Lambertville, Pennsylvania | The longest and only multi-span example of three nationally significant cast iron bridges in the county. | 
|
Milford Road Railroad Overpass
|
 | Milford Road Over Railroad (Lehigh Valley) | Bloomsbury: Hunterdon County, New Jersey | Metal 9 Panel Rivet-Connected Howe Pony Truss, Fixed |
Total Length: 96 ft Main Span Length: 92 ft Roadway Width: 20 ft Main Spans: 1 |
1891 By: Philadelphia Bridge Works of Philadelphia, Pennsylvania | This unususal and important bridge has a very well-documented history. | 
|
Mill Street Bridge
|
| Mill Street Over Hakihokake Creek | Milford: Hunterdon County, New Jersey | Metal 3 Panel Pin-Connected Queenpost Pony Truss, Fixed |
Total Length: 46 ft Main Span Length: 44 ft Roadway Width: 14 ft Main Spans: 1 |
By: Unknown | A rare example of a Queenpost pony truss, although the bridge is altered. | 
|
New Hampton Bridge
|
 | Shoddy Mill Road (Rymon Road) Over Musconetcong River | New Hampton: Hunterdon County, New Jersey and Warren County, New Jersey | Metal 8 Panel Pin-Connected Pratt Pony Truss, Fixed |
Total Length: 85 ft Main Span Length: 80 ft Roadway Width: 16 ft Main Spans: 1 |
1868 By: WM Cowin of Lambertville, Pennsylvania | The oldest example of three nationally significant cast iron bridges in Hunterdon County. | 
|
New Hope - Lambertville Bridge
|
 | Bridge Street Over Delaware River | New Hope and Lambertville: Bucks County, Pennsylvania and Hunterdon County, New Jersey | Metal 9 Panel Pin-Connected Pratt Through Truss, Fixed |
Total Length: 1053 ft Main Span Length: 171 ft Roadway Width: 20.3 ft Main Spans: 6 |
1904 By: Unknown | This is a long, multi-span example of a threatened historic bridge type. | 
|
Nishisakawick Creek Bridge
|
 | River Road Over Nishisakawick Creek | Frenchtown: Hunterdon County, New Jersey | Metal 4 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 57 ft Main Span Length: 57 ft Roadway Width: 14 ft Main Spans: 1 |
By: Unknown | An example of a distinctive early 20th century truss bridge form. | 
|
Old Clinton Road Bridge
|
| Old Clinton Road Over South Branch Raritan River | Rural: Hunterdon County, New Jersey | Metal 4 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 128 ft Main Span Length: 62 ft Roadway Width: 15 ft Main Spans: 2 |
1901 By: Canton Bridge Company of Canton, Ohio | A relatively early highway truss with riveted connections. | 
|
Payne Road Bridge
|
| Payne Road Over Prescott Brook | Rural: Hunterdon County, New Jersey | Metal 3 Panel Pin-Connected Pratt Half-Hip Pony Truss, Fixed |
Total Length: 47 ft Main Span Length: 47 ft Roadway Width: 15.4 ft Main Spans: 1 |
1899 By: Wrought Iron Bridge Company of Canton, Ohio | A bridge displaying the distinctive details of its builders, but heavilly altered. | 
|
Pennsylvania Avenue Bridge
|
| Pennsylvania Avenue Over Railroad (Black River and Western) | Flemington: Hunterdon County, New Jersey | Metal 6 Panel Rivet-Connected Pratt Full-Slope Pony Truss, Fixed |
Total Length: 75 ft Main Span Length: 74.2 ft Roadway Width: 19.4 ft Main Spans: 1 |
1918 By: Unknown | A railroad overpass features a deck with a camber. | 
|
Pine Hill Road Bridge
|
 | Pine Hill Road (Camp Buck Road) Over South Branch Raritan River | Sunnyside: Hunterdon County, New Jersey | Metal 4 Panel Pin-Connected Pratt Half-Hip Pony Truss, Fixed |
Total Length: 92 ft Main Span Length: 44 ft Roadway Width: 11.8 ft Main Spans: 2 |
1900 By: Unknown | This pony truss is located just down the road from a tiny stone arch, making for a historic section of road. | 
|
Raven Rock Bridge
|
| Raven Rock Road Over Lockatong Creek | Raven Rock: Hunterdon County, New Jersey | Metal 9 Panel Pin-Connected Pratt Through Truss, Fixed |
Total Length: 129 ft Main Span Length: 127 ft Roadway Width: 15.7 ft Main Spans: 1 |
1878 By: Lambertville Iron Works of Lambertville, New Jersey | Built by a noteworthy local builder, this ancient bridge with Phoenix columns is well decorated. | 
|
Rockafellows Mill Bridge
|
 | Rockafellow Mill Road Over South Branch Raritan River (Red Rock Lake) | Rockafellows Mill: Hunterdon County, New Jersey | Metal 6 Panel Pin-Connected Pratt Through Truss, Fixed |
Total Length: 140 ft Main Span Length: 138 ft Roadway Width: 15.4 ft Main Spans: 1 |
1900 By: Wrought Iron Bridge Company of Canton, Ohio | One of the last bridges to be constructed by the prolific Wrought Iron Bridge Company. | 
|
Stanton Station Bridge
|
 | Stanton Road Over South Branch Raritan River | Stanton Station: Hunterdon County, New Jersey | Metal 8 Panel Pin-Connected Pratt Through Truss, Fixed |
Total Length: 103 ft Main Span Length: 102 ft Roadway Width: 14.8 ft Main Spans: 1 |
1880 By: Cleveland Bridge and Iron Company of Cleveland, Ohio | This extremely unique bridge features trussed floorbeams making it very significant. | 
|
Strimples Mill Road Bridge
|
| Strimples Mill Road Over Lockatong Creek | Rural: Hunterdon County, New Jersey | Metal 6 Panel Pin-Connected Pratt Through Truss, Fixed |
Total Length: 95 ft Main Span Length: 93.2 ft Roadway Width: 14.8 ft Main Spans: 1 |
1897 By: Wrought Iron Bridge Company of Canton, Ohio | A traditional example of the work done by a prominent bridge builder. | 
|
Uhlerstown-Frenchtown Bridge
|
| Bridge Street Over Delaware River | Uhlerstown and Frenchtown: Hunterdon County, New Jersey and Bucks County, Pennsylvania | Metal 8 Panel Rivet-Connected Warren Through Truss, Fixed |
Total Length: 951.2 ft Main Span Length: 155.8 ft Roadway Width: 16.4 ft Main Spans: 6 |
1931 By: Unknown | With six total spans, this is a long and significant simple span truss bridge. | 
|
Upper Black Eddy-Milford Bridge
|
| Bridge Street (Frenchtown-Milford Road) Over Delaware River | Milford and Upper Black Eddy: Hunterdon County, New Jersey and Bucks County, Pennsylvania | Metal Rivet-Connected Polygonal Warren Through Truss, Fixed |
Total Length: 700 ft Main Span Length: 228 ft Roadway Width: 20 ft Main Spans: 3 |
1933 By: McClintic-Marshall Company of Pittsburgh, Pennsylvania | With its polygonal top chord, this bridge offers a much different appearance from other area Delaware River bridges. | 
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Valley Station Road Bridge
|
| Valley Station Road (Shurts Road) Over Musconetcong River | Rural: Hunterdon County, New Jersey and Warren County, New Jersey | Metal 4 Panel Pin-Connected Pratt Half-Hip Pony Truss, Fixed |
Total Length: 117 ft Main Span Length: 58 ft Roadway Width: 15.5 ft Main Spans: 2 |
1901 By: Unknown | An altered example of this areas unusually large population of multi-span pony truss bridges. | 
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