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 |
|---|---|---|---|---|---|
| ROBINSONS BRANCH RAH RIV | New Jersey | Fair | 1921 | 105 | 3,725 |
| LOPATCONG CREEK | New Jersey | Poor | 1921 | 105 | 10,356 |
| LOPATCONG CREEK TRIBUTAR | New Jersey | Poor | 1921 | 105 | 10,951 |
| BRASS CASTLE CREEK | New Jersey | Fair | 1921 | 105 | 14,469 |
| D&R FEEDER CANAL | New Jersey | Fair | 1921 | 105 | 6,949 |
| SADDLE RIVER | New Jersey | Fair | 1922 | 104 | 18,844 |
| SO.BR TIMBER CREEK | New Jersey | Fair | 1922 | 104 | 11,354 |
| Toneys Brook | New Jersey | Fair | 1922 | 104 | 2,982 |
| CHESTNUT BRANCH | New Jersey | Good | 1922 | 104 | 10,178 |
| NORTH JERSEY COAST LINE | New Jersey | Poor | 1922 | 104 | 7,253 |
| Kakeout Brook | New Jersey | Fair | 1922 | 104 | 2,849 |
| TRIB TO ROCKAWAY RIVER | New Jersey | Fair | 1922 | 104 | 13,255 |
| POST BROOK | New Jersey | Fair | 1922 | 104 | 3,940 |
| MEMORIAL LAKE | New Jersey | Fair | 1922 | 104 | 597 |
| N BRANCH RARITAN RIVER | New Jersey | Fair | 1922 | 104 | 27,550 |
| N BRANCH RARITAN RIVER | New Jersey | Poor | 1922 | 104 | 6,913 |
| PEACH ORCHARD BROOK | New Jersey | Fair | 1922 | 104 | 738 |
| CEDAR BROOK | New Jersey | Fair | 1922 | 104 | 4,959 |
| MILL BROOK | New Jersey | Poor | 1922 | 104 | 11,809 |
| PEQUEST RIVER | New Jersey | Fair | 1922 | 104 | 6,145 |
| GREAT BROOK | New Jersey | Poor | 1922 | 104 | 50 |
| PASSAIC RIVER | New Jersey | Fair | 1923 | 103 | 4,713 |
| SADDLE RIVER | New Jersey | Fair | 1923 | 103 | 35,582 |
| Irelands Mill Run | New Jersey | Good | 1923 | 103 | 1,722 |
| Canoe Brook | New Jersey | Good | 1923 | 103 | 16,004 |
| LITTLE EASE RUN | New Jersey | Fair | 1923 | 103 | 7,069 |
| SECOND NESHANIC RIVER | New Jersey | Fair | 1923 | 103 | 7,887 |
| ASSISCONG CREEK | New Jersey | Fair | 1923 | 103 | 2,771 |
| HOLLAND BROOK | New Jersey | Fair | 1923 | 103 | 375 |
| SHIPETAUKIN CREEK | New Jersey | Fair | 1923 | 103 | 17,222 |
| AMTRAK NE CORRIDOR | New Jersey | Poor | 1923 | 103 | 22,960 |
| GRAVELLY BROOK | New Jersey | Fair | 1923 | 103 | 6,414 |
| SILVER BROOK | New Jersey | Poor | 1923 | 103 | 695 |
| LAKE HOPATCONG | New Jersey | Fair | 1923 | 103 | 4,286 |
| PEQUANNOCK RIVER | New Jersey | Fair | 1923 | 103 | 12,499 |
| Primrose Brook | New Jersey | Fair | 1923 | 103 | 8,170 |
| CEDAR CREEK | New Jersey | Fair | 1923 | 103 | 21,480 |
| BEAVER DAM CREEK | New Jersey | Poor | 1923 | 103 | 20,806 |
| OLDMANS CREEK | New Jersey | Fair | 1923 | 103 | 3,341 |
| MILL POND | New Jersey | Fair | 1923 | 103 | 424 |
| CONRAIL (WJ & SS) BRANCH | New Jersey | Fair | 1923 | 103 | 7,645 |
| BRANCH OF ROYCES BROOK | New Jersey | Fair | 1923 | 103 | 27,845 |
| TRIB MUSCONETCONG RIVER | New Jersey | Fair | 1923 | 103 | 1,260 |
| PEQUEST RIVER | New Jersey | Fair | 1923 | 103 | 8,947 |
| OUTLET TO PORT NEWARK | New Jersey | Good | 1923 | 103 | 19,943 |
| CROSSWICKS CREEK | New Jersey | Poor | 1924 | 102 | 12,291 |
| COOPER RIVER | New Jersey | Poor | 1924 | 102 | 8,890 |
| PECKMAN RIVER | New Jersey | Fair | 1924 | 102 | 2,254 |
| PATH(12)TRCKS&CONRAIL(2) | New Jersey | Fair | 1924 | 102 | 26,015 |
| PATH/CONRAIL Pass-Har Br | New Jersey | Fair | 1924 | 102 | 15,560 |
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.