Historic Bridges in Wisconsin

1,333 bridges built before 1951 in Wisconsin still in service today.

Bridges Built Before 1951

The United States has 1,333 bridges in Wisconsin 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
BR BIG RIB RIVER Wisconsin Poor 1938 88 634
FENWOOD CREEK Wisconsin Poor 1938 88 283
KINNICKINNIC RIVER Wisconsin Fair 1938 88 7,804
MORRIS CREEK Wisconsin Fair 1938 88 239
MCCASLIN BROOK Wisconsin Good 1938 88 1,200
BR LITTLE RIVER Wisconsin Fair 1938 88 47
MACKVILLE CREEK Wisconsin Fair 1938 88 5,757
TOMORROW RIVER Wisconsin Poor 1938 88 101
HILL POINT CREEK Wisconsin Fair 1938 88 40
PIGEON RIVER Wisconsin Fair 1938 88 205
SHEBOYGAN RIVER Wisconsin Fair 1938 88 94
SOUTH SQUAW CREEK Wisconsin Poor 1938 88 120
YELLOW RIVER Wisconsin Poor 1939 87 320
BADGER MILL CREEK Wisconsin Fair 1939 87 10,500
KOSHKONONG CREEK Wisconsin Poor 1939 87 1,716
BLUMS CREEK Wisconsin Poor 1939 87 580
ROCK RIVER Wisconsin Good 1939 87 2,700
OTTER CREEK Wisconsin Poor 1939 87 470
PINE RIVER Wisconsin Fair 1939 87 750
HOLLOW CREEK Wisconsin Fair 1939 87 4,200
LITTLE MENOMINEE CREEK Wisconsin Fair 1939 87 4,300
SINSINAWA RIVER Wisconsin Fair 1939 87 4,300
BR E PECATONICA RIVER Wisconsin Fair 1939 87 2,000
LAXEY CREEK Wisconsin Fair 1939 87 2,000
PECATONICA RIVER Wisconsin Poor 1939 87 650
CURRAN CREEK Wisconsin Fair 1939 87 120
BARK RIVER Wisconsin Fair 1939 87 3,500
COON CREEK Wisconsin Poor 1939 87 87
FLEMING CREEK Wisconsin Poor 1939 87 270
CNW RR Wisconsin Poor 1939 87 20,130
LRD MILWAUKEE AVE/CP RR Wisconsin Fair 1939 87 6,400
RUSH RIVER Wisconsin Fair 1939 87 6,600
BR RUSH RIVER Wisconsin Fair 1939 87 10,200
SKILLET CREEK Wisconsin Poor 1939 87 738
MID BR EMBARRASS RIVER Wisconsin Fair 1939 87 940
S BR EMBARRASS RIVER Wisconsin Poor 1939 87 603
BR N BEAR CREEK Wisconsin Fair 1939 87 930
GENOA CREEK Wisconsin Fair 1939 87 1,200
HOHLFELD COULEE CREEK Wisconsin Fair 1939 87 550
SOUTHWICK CREEK Wisconsin Fair 1939 87 5,900
LITTLE WOLF RIVER Wisconsin Fair 1939 87 870
YELLOW RIVER Wisconsin Fair 1939 87 3,200
CRANBERRY CREEK Wisconsin Poor 1939 87 301
GREGORY BRANCH Wisconsin Fair 1939 87 53
BR LITTLE SUGAR RIVER Wisconsin Fair 1939 87 158
BR BURGY CREEK Wisconsin Fair 1939 87 105
SPRING BROOK Wisconsin Fair 1939 87 414
SPRING BROOK Wisconsin Fair 1939 87 623
W TWIN RIVER Wisconsin Poor 1939 87 1,300
CEDAR CREEK Wisconsin Fair 1939 87 1,410

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.