State Infrastructure Report Cards
Every U.S. state graded on bridge infrastructure condition. Based on Federal Highway Administration data covering 624,191 bridges nationwide.
National Poor %
6.7%
Total Bridges
624,191
Avg Bridge Age
48 yrs
Grade Distribution
7211465
All States — Sorted by Worst First
Grade:
Showing 53 of 53 states
#1
U.S. Virgin Islands
F
Poor Condition33.3%
Total Bridges24
Avg Age53 yrs
#2
Iowa
F
Poor Condition18.6%
Total Bridges23,716
Avg Age46 yrs
#3
West Virginia
F
Poor Condition17.8%
Total Bridges7,345
Avg Age46 yrs
#4
South Dakota
F
Poor Condition16.1%
Total Bridges5,883
Avg Age50 yrs
#5
Maine
F
Poor Condition15.4%
Total Bridges2,542
Avg Age55 yrs
#6
Puerto Rico
D
Poor Condition14.1%
Total Bridges2,434
Avg Age52 yrs
#7
Rhode Island
D
Poor Condition14.0%
Total Bridges787
Avg Age55 yrs
#8
Pennsylvania
D
Poor Condition12.1%
Total Bridges23,314
Avg Age56 yrs
#9
Louisiana
D
Poor Condition11.2%
Total Bridges12,684
Avg Age44 yrs
#10
North Dakota
D
Poor Condition11.1%
Total Bridges4,250
Avg Age49 yrs
#11
Michigan
D
Poor Condition11.0%
Total Bridges11,397
Avg Age49 yrs
#12
New York
C
Poor Condition9.9%
Total Bridges17,666
Avg Age54 yrs
#13
Illinois
C
Poor Condition9.5%
Total Bridges26,927
Avg Age46 yrs
#14
Massachusetts
C
Poor Condition9.4%
Total Bridges5,310
Avg Age65 yrs
#15
Missouri
C
Poor Condition8.8%
Total Bridges24,647
Avg Age46 yrs
#16
Alaska
C
Poor Condition7.5%
Total Bridges1,660
Avg Age37 yrs
#17
New Hampshire
C
Poor Condition7.5%
Total Bridges2,549
Avg Age58 yrs
#18
Nebraska
C
Poor Condition7.5%
Total Bridges15,412
Avg Age48 yrs
#19
Oklahoma
C
Poor Condition7.5%
Total Bridges22,926
Avg Age49 yrs
#20
Kentucky
C
Poor Condition7.5%
Total Bridges14,590
Avg Age48 yrs
#21
Montana
C
Poor Condition7.4%
Total Bridges5,235
Avg Age48 yrs
#22
North Carolina
C
Poor Condition7.1%
Total Bridges19,343
Avg Age40 yrs
#23
Wyoming
C
Poor Condition7.1%
Total Bridges3,138
Avg Age49 yrs
#24
Wisconsin
C
Poor Condition6.7%
Total Bridges14,498
Avg Age41 yrs
#25
South Carolina
C
Poor Condition6.3%
Total Bridges9,504
Avg Age49 yrs
#26
Mississippi
B
Poor Condition5.8%
Total Bridges16,711
Avg Age40 yrs
#27
New Jersey
B
Poor Condition5.7%
Total Bridges6,825
Avg Age60 yrs
#28
Hawaii
B
Poor Condition5.7%
Total Bridges1,180
Avg Age65 yrs
#29
Washington
B
Poor Condition5.6%
Total Bridges8,520
Avg Age51 yrs
#30
Idaho
B
Poor Condition5.4%
Total Bridges4,646
Avg Age46 yrs
#31
Arkansas
B
Poor Condition5.4%
Total Bridges12,978
Avg Age46 yrs
#32
Indiana
B
Poor Condition5.3%
Total Bridges19,542
Avg Age48 yrs
#33
Kansas
B
Poor Condition5.2%
Total Bridges24,891
Avg Age54 yrs
#34
Oregon
B
Poor Condition5.1%
Total Bridges8,329
Avg Age51 yrs
#35
California
B
Poor Condition4.9%
Total Bridges25,975
Avg Age56 yrs
#36
Connecticut
B
Poor Condition4.8%
Total Bridges4,363
Avg Age58 yrs
#37
Ohio
B
Poor Condition4.7%
Total Bridges26,713
Avg Age48 yrs
#38
Colorado
B
Poor Condition4.6%
Total Bridges8,990
Avg Age43 yrs
#39
Minnesota
B
Poor Condition4.5%
Total Bridges13,551
Avg Age40 yrs
#40
Maryland
B
Poor Condition4.4%
Total Bridges5,500
Avg Age54 yrs
#41
Tennessee
B
Poor Condition4.4%
Total Bridges20,374
Avg Age48 yrs
#42
New Mexico
B
Poor Condition4.3%
Total Bridges4,033
Avg Age53 yrs
#43
Vermont
B
Poor Condition4.0%
Total Bridges2,866
Avg Age62 yrs
#44
Utah
B
Poor Condition3.5%
Total Bridges3,144
Avg Age41 yrs
#45
Virginia
B
Poor Condition3.4%
Total Bridges14,142
Avg Age52 yrs
#46
Alabama
B
Poor Condition3.4%
Total Bridges16,181
Avg Age52 yrs
#47
Florida
A
Poor Condition2.8%
Total Bridges13,070
Avg Age42 yrs
#48
District of Columbia
A
Poor Condition1.9%
Total Bridges261
Avg Age65 yrs
#49
Georgia
A
Poor Condition1.7%
Total Bridges15,090
Avg Age48 yrs
#50
Texas
A
Poor Condition1.2%
Total Bridges56,951
Avg Age45 yrs
#51
Arizona
A
Poor Condition1.1%
Total Bridges8,587
Avg Age49 yrs
#52
Delaware
A
Poor Condition1.1%
Total Bridges874
Avg Age48 yrs
#53
Nevada
A
Poor Condition1.0%
Total Bridges2,123
Avg Age37 yrs
How Grades Are Calculated
Each state receives a letter grade based on the percentage of bridges in poor condition. Grades are assigned as follows:
- A — Less than 3% of bridges in poor condition
- B — 3% to 5.9% in poor condition
- C — 6% to 9.9% in poor condition
- D — 10% to 14.9% in poor condition
- F — 15% or more in poor condition
Data is sourced from the Federal Highway Administration's National Bridge Inventory (NBI). "Poor condition" means at least one major component (deck, superstructure, or substructure) is rated 4 or below on the NBI 0-9 scale.