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.

Clear
Bridge State Condition Year Built Age (Years) ADT
LUPPATATONG CREEK New Jersey Fair 1946 80 11,996
FLAT CREEK New Jersey Fair 1946 80 1,500
MINGAMAHONE BROOK New Jersey Fair 1946 80 1,758
HAYSTACK BROOK New Jersey Poor 1946 80 1,066
MUDDY RUN New Jersey Fair 1946 80 699
WEST BRANCH STOW CREEK New Jersey Fair 1946 80 263
MERRILL CREEK New Jersey Fair 1946 80 388
LOPATCONG CREEK New Jersey Fair 1946 80 429
PASCACK BROOK New Jersey Fair 1947 79 5,610
NJ 3 New Jersey Good 1947 79 1,970
Canoe Brook New Jersey Fair 1947 79 20,553
CANOE BROOK New Jersey Fair 1947 79 1,508
US 1 & 9 New Jersey Fair 1947 79 16,492
TONEYS BROOK New Jersey Fair 1947 79 3,532
NJ 45 SB New Jersey Fair 1947 79 19,910
MINGAMAHONE BROOK New Jersey Fair 1947 79 2,522
MANASQUAN RIVER New Jersey Poor 1947 79 3,682
WHIPPANY RIVER New Jersey Fair 1947 79 13,160
THIRD RIVER New Jersey Good 1947 79 138,595
UPPER POND SPILLWAY New Jersey Good 1947 79 138,595
RIVER RD (CR 624) New Jersey Good 1947 79 138,595
PAULINS KILL BRANCH New Jersey Fair 1947 79 2,536
RARITAN VALLEY LINE New Jersey Fair 1947 79 7,550
BR RAHWAY RIVER & MAINS New Jersey Fair 1947 79 278,487
Colonial Pipelines New Jersey Good 1947 79 196,710
OVERPECK CREEK New Jersey Fair 1948 78 7,611
NJ 3 New Jersey Good 1948 78 10,105
NJ TRANSIT 20TH STREET New Jersey Fair 1948 78 68,290
DENNS BRANCH New Jersey Good 1948 78 600
OAK ISL RR YD FRONT. RD New Jersey Fair 1948 78 63,354
DELANCEY STREET New Jersey Fair 1948 78 46,421
CONRAIL (ABANDONED) New Jersey Fair 1948 78 60,390
WILSON AVENUE New Jersey Fair 1948 78 46,421
CONRAIL & RICHARDS LANE New Jersey Fair 1948 78 45,505
MAGAZINE STREET New Jersey Good 1948 78 46,421
SAINT CHARLES STREET New Jersey Fair 1948 78 46,421
ROANOKE AVENUE New Jersey Fair 1948 78 46,421
CONRAIL (CRRNJ BRANCH) New Jersey Fair 1948 78 45,505
FOUNDRY STREET New Jersey Fair 1948 78 46,421
PASSIAC R RAMPS PASS.AVE New Jersey Fair 1948 78 100,495
EDWARDS RUN AT LOCK NO.9 New Jersey Fair 1948 78 8,515
MONONGAHELA BROOK New Jersey Fair 1948 78 12,936
NJ 3 New Jersey Good 1948 78 12,620
BEAVER BROOK New Jersey Fair 1948 78 130,244
AMTRAK-DEVIL BROOK New Jersey Fair 1948 78 10,861
PARKERS CREEK New Jersey Fair 1948 78 11,299
MARSH BOG BROOK New Jersey Fair 1948 78 8,120
Rockaway River New Jersey Fair 1948 78 1,408
NO BR OF METEDECONK CRK New Jersey Fair 1948 78 7,888
NO BR OF METEDECONK CRK New Jersey Fair 1948 78 5,025

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.