Historic Bridges in New Jersey
1,814 bridges built before 1951 in New Jersey still in service today.
Bridges Built Before 1951
The United States has 1,814 bridges in New Jersey built before 1951 that remain in active service. These structures are 75+ years old — many predate modern engineering codes and were not designed for today's traffic volumes and vehicle weights. The average design life of a bridge is 50 years, making these aging structures a significant infrastructure concern.
| Bridge | State | Condition | Year Built | Age (Years) | ADT |
|---|---|---|---|---|---|
| STONY BROOK | New Jersey | Fair | 1792 | 234 | 11,724 |
| MILLSTONE RIVER | New Jersey | Poor | 1798 | 228 | 24 |
| BEDENS BROOK | New Jersey | Fair | 1822 | 204 | 1,863 |
| PIKE RUN | New Jersey | Fair | 1822 | 204 | 989 |
| ROCK BROOK | New Jersey | Fair | 1825 | 201 | 903 |
| JACOBS CREEK | New Jersey | Fair | 1832 | 194 | 13,858 |
| TRIBUTARY OF BACK BROOK | New Jersey | Fair | 1834 | 192 | 1,850 |
| SIX MILE RUN | New Jersey | Good | 1834 | 192 | 3,641 |
| TRIB. 3RD NESHANIC RIVER | New Jersey | Fair | 1837 | 189 | 5,146 |
| PETERS BROOK | New Jersey | Poor | 1840 | 186 | 1,262 |
| ROCKAWAY RIVER | New Jersey | Poor | 1840 | 186 | 7,737 |
| NISHISAKAWICK CREEK | New Jersey | Fair | 1841 | 185 | 5,779 |
| ASSUNPINK CREEK | New Jersey | Poor | 1843 | 183 | 7,285 |
| TRIB.WICKECHEOKE CREEK | New Jersey | Fair | 1849 | 177 | 148 |
| LOCKATONG CREEK | New Jersey | Poor | 1850 | 176 | 95 |
| Belchers Creek | New Jersey | Fair | 1850 | 176 | 11,743 |
| CHAMBERS BROOK | New Jersey | Good | 1850 | 176 | 5,758 |
| RARITAN VALLEY LINE | New Jersey | Fair | 1852 | 174 | 125 |
| N BRANCH RANCOCAS CREEK | New Jersey | Poor | 1853 | 173 | 888 |
| PAULINS KILL | New Jersey | Fair | 1860 | 166 | 167 |
| MUSCONETCONG RIVER | New Jersey | Good | 1860 | 166 | 388 |
| SECOND RIVER | New Jersey | Fair | 1867 | 159 | 1,462 |
| ROBINSON BR RAHWAY RIVER | New Jersey | Fair | 1867 | 159 | 26,650 |
| CROSSWICKS CREEK | New Jersey | Poor | 1868 | 158 | 3,122 |
| MUSCONETCONG RIVER | New Jersey | Poor | 1868 | 158 | 410 |
| ASSUNPINK CREEK | New Jersey | Fair | 1869 | 157 | 7,875 |
| SOUTH BR RARITAN RIVER | New Jersey | Poor | 1870 | 156 | 403 |
| SPRUCE RUN | New Jersey | Fair | 1870 | 156 | 1,384 |
| TRIB SO BR RARITAN RIVER | New Jersey | Fair | 1872 | 154 | 4,022 |
| WICKECHEOKE CREEK | New Jersey | Fair | 1872 | 154 | 515 |
| SWAN CREEK | New Jersey | Fair | 1873 | 153 | 469 |
| SWAN CREEK | New Jersey | Fair | 1873 | 153 | 4,456 |
| ASSUNPINK CREEK | New Jersey | Poor | 1873 | 153 | 135 |
| RARITAN RIVER | New Jersey | Fair | 1875 | 151 | 13,656 |
| WALLKILL RIVER | New Jersey | Fair | 1875 | 151 | 6,520 |
| RAHWAY RIVER | New Jersey | Poor | 1875 | 151 | 25,292 |
| TROUT BROOK | New Jersey | Fair | 1875 | 151 | 72 |
| MUSCONETCONG RIVER | New Jersey | Fair | 1875 | 151 | 831 |
| BEAVER BROOK | New Jersey | Fair | 1875 | 151 | 307 |
| SWAN CREEK | New Jersey | Fair | 1876 | 150 | 4,456 |
| LOCKATONG CREEK | New Jersey | Good | 1878 | 148 | 212 |
| MILE RUN BROOK | New Jersey | Fair | 1878 | 148 | 20,708 |
| S BRANCH RARITAN RIVER | New Jersey | Good | 1880 | 146 | 2,496 |
| PAULINS KILL | New Jersey | Fair | 1880 | 146 | 1,433 |
| DELAWARE RIVER | New Jersey | Fair | 1884 | 142 | 16,500 |
| SOUTH BR RARITAN RIVER | New Jersey | Fair | 1885 | 141 | 179 |
| CAPOOLONG CREEK | New Jersey | Fair | 1885 | 141 | 160 |
| PAULINS KILL | New Jersey | Fair | 1886 | 140 | 266 |
| SOUTH BRANCH RARITAN RVR | New Jersey | Fair | 1887 | 139 | 3,356 |
| Pompton River | New Jersey | Fair | 1887 | 139 | 18,571 |
About Historic Bridge Data
Bridges built before 1951 are classified as historic in this database. Many were designed to 1940s standards with lower load limits and narrower lanes. While FHWA requires regular inspections of all bridges regardless of age, older structures often require more frequent monitoring and rehabilitation investment.