Historic Bridges in Vermont

987 bridges built before 1951 in Vermont still in service today.

Bridges Built Before 1951

The United States has 987 bridges in Vermont 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
NOTCH BROOK Vermont Fair 1928 98 250
SUCKER BROOK Vermont Fair 1928 98 1,000
WINOOSKI RIVER Vermont Fair 1928 98 31,300
N BR WINOOSKI RIVER Vermont Fair 1928 98 1,800
PASSUMPSIC RIVER Vermont Fair 1928 98 4,000
WINHALL RIVER Vermont Fair 1928 98 100
W. BR. DEERFIELD RIVER Vermont Fair 1929 97 10
JOES BROOK Vermont Fair 1929 97 20
EAST BR. PASSUMPSIC RIV. Vermont Good 1929 97 500
ROUNDY BROOK Vermont Fair 1929 97 250
WELLS RIVER Vermont Fair 1929 97 270
SLEEPERS RIVER Vermont Fair 1929 97 500
STANNARD BROOK Vermont Poor 1929 97 350
MISSISQUOI RIVER Vermont Poor 1929 97 700
BREWSTER RIVER Vermont Fair 1929 97 40
HALLS BROOK Vermont Fair 1929 97 100
2ND BRANCH WHITE R. Vermont Fair 1929 97 50
FLINT BROOK Vermont Fair 1929 97 500
MUD BROOK Vermont Fair 1929 97 250
JONES BROOK Vermont Fair 1929 97 710
MARSHFIELD BROOK Vermont Fair 1929 97 50
GREAT BROOK Vermont Good 1929 97 500
GREAT BROOK Vermont Fair 1929 97 270
GREAT BROOK Vermont Poor 1929 97 362
MAD RIVER Vermont Fair 1929 97 2,000
GREEN RIVER Vermont Fair 1929 97 300
3RD BRANCH WHITE R. Vermont Fair 1929 97 136
BLOODY BROOK Vermont Fair 1929 97 400
BROAD BROOK Vermont Fair 1929 97 125
BLACK RIVER Vermont Good 1929 97 300
WHITE RIVER Vermont Poor 1929 97 430
METTAWEE RIVER Vermont Fair 1929 97 2,700
MID. BR WILLIAMS RIVER Vermont Good 1929 97 3,100
MID. BR WILLIAMS RIVER Vermont Fair 1929 97 3,100
MID. BR WILLIAMS RIVER Vermont Fair 1929 97 3,100
MID. BR WILLIAMS RIVER Vermont Fair 1929 97 3,100
MID. BR WILLIAMS RIVER Vermont Fair 1929 97 3,100
LYMAN BROOK Vermont Fair 1929 97 3,100
FREEMAN BROOK Vermont Fair 1929 97 4,700
WAITS RIVER Vermont Fair 1929 97 1,800
WELLS RIVER Vermont Fair 1929 97 7,200
MOOSE RIVER Vermont Fair 1929 97 5,900
GIHON RIVER Vermont Fair 1929 97 3,800
EAST BRANCH MISSISQUOI Vermont Poor 1929 97 2,600
EAST BRANCH Vermont Fair 1929 97 2,600
MISSISQUOI RIVER Vermont Fair 1929 97 3,100
BROWNS RIVER Vermont Fair 1929 97 10,100
CONNECTICUT RIVER Vermont Fair 1929 97 2,807
ROCK RIVER Vermont Fair 1929 97 1,000
US 5 OVER GREEN MT RR Vermont Poor 1929 97 970

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.