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 |
|---|---|---|---|---|---|
| GROPP LAKE | New Jersey | Fair | 1931 | 95 | 19,225 |
| CONRAIL | New Jersey | Fair | 1931 | 95 | 34,578 |
| WESTONS MILL POND | New Jersey | Fair | 1931 | 95 | 47,603 |
| LEHIGH VALLEY LINE | New Jersey | Poor | 1931 | 95 | 18,708 |
| PINE BROOK | New Jersey | Poor | 1931 | 95 | 97 |
| NJ 35 | New Jersey | Poor | 1931 | 95 | 1,551 |
| N BRANCH WRECK POND | New Jersey | Poor | 1931 | 95 | 24,634 |
| NJ RT 36NB RAMP G(GSP) | New Jersey | Poor | 1931 | 95 | 18,017 |
| NJ 10 | New Jersey | Fair | 1931 | 95 | 7,763 |
| Passaic River | New Jersey | Fair | 1931 | 95 | 30,760 |
| PASSAIC RIVER | New Jersey | Fair | 1931 | 95 | 28,775 |
| WEASEL BROOK | New Jersey | Fair | 1931 | 95 | 1,678 |
| RINGWOOD RIVER | New Jersey | Fair | 1931 | 95 | 7,341 |
| RARITAN CANAL | New Jersey | Poor | 1931 | 95 | 100 |
| ROSS BROOK | New Jersey | Fair | 1931 | 95 | 3,289 |
| BR PACOCK BRK & NYS&W RR | New Jersey | Fair | 1931 | 95 | 16,440 |
| PEQUEST RIVER | New Jersey | Fair | 1931 | 95 | 15,392 |
| BR OF PEQUEST RIVER | New Jersey | Fair | 1931 | 95 | 14,507 |
| STORM SEWER | New Jersey | Fair | 1931 | 95 | 15,974 |
| STREAM 10-7-17 | New Jersey | Fair | 1931 | 95 | 1,581 |
| GLADSTONE LINE | New Jersey | Fair | 1931 | 95 | 11,170 |
| POHATCONG CREEK | New Jersey | Fair | 1931 | 95 | 6,708 |
| JACKSONBURG CREEK | New Jersey | Poor | 1931 | 95 | 7,984 |
| PAULINS KILL | New Jersey | Good | 1931 | 95 | 5,501 |
| ABANDONED NYS&WRR | New Jersey | Good | 1931 | 95 | 5,501 |
| DELAWARE RIVER | New Jersey | Fair | 1931 | 95 | 26,315 |
| Delaware River | New Jersey | Fair | 1931 | 95 | 4,400 |
| I-95 | New Jersey | Fair | 1931 | 95 | 12,427 |
| I-95 | New Jersey | Fair | 1931 | 95 | 12,424 |
| I-95 | New Jersey | Fair | 1931 | 95 | 24,878 |
| 9A 9A04021108/Hudson Rvr | New Jersey | Fair | 1931 | 95 | 306,177 |
| Kill Van Kull | New Jersey | Good | 1931 | 95 | 9,521 |
| NYS & W RR SPUR | New Jersey | Poor | 1932 | 94 | 113,043 |
| PLAZA WAY | New Jersey | Fair | 1932 | 94 | 99,596 |
| NJ TRANSIT (MAIN LINE) | New Jersey | Fair | 1932 | 94 | 40,220 |
| US 202 & RAMAPO RIVER | New Jersey | Fair | 1932 | 94 | 41,000 |
| N. BR. PENNSAUKEN CRK. | New Jersey | Fair | 1932 | 94 | 46,336 |
| LITTLE CREEK | New Jersey | Poor | 1932 | 94 | 87 |
| SO. BR. PENNSAUKEN CREEK | New Jersey | Fair | 1932 | 94 | 56,090 |
| CITY SUBWAY | New Jersey | Fair | 1932 | 94 | 21,890 |
| CITY SUBWAY | New Jersey | Fair | 1932 | 94 | 19,560 |
| PASSAIC R NJTPK RR 1&9T | New Jersey | Poor | 1932 | 94 | 85,904 |
| MANTUA CREEK | New Jersey | Fair | 1932 | 94 | 9,045 |
| PASSAIC RIVER BANK | New Jersey | Fair | 1932 | 94 | 16,145 |
| Hcksck & Pssc Rvrs Rds | New Jersey | Poor | 1932 | 94 | 88,138 |
| PLUM BROOK | New Jersey | Fair | 1932 | 94 | 149 |
| FORRESTAL ROAD | New Jersey | Poor | 1932 | 94 | 93,321 |
| AMTRAK NE CORRIDOR | New Jersey | Poor | 1932 | 94 | 16,708 |
| EDGAR FELIX BIKE PATH | New Jersey | Poor | 1932 | 94 | 25,211 |
| Shark River | New Jersey | Fair | 1932 | 94 | 7,029 |
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.