Interactive Tool
State Infrastructure Comparison
Compare structural infrastructure conditions across U.S. states. Explore bridge deficiency rates, seismic risk, freeze-thaw exposure, and estimated CFRP strengthening need.
50
States Compared
14
Very High CFRP Need
7
High Seismic Risk
22
Coastal Exposure
Filter by CFRP Need:
| State | Bridge Deficiency ↓ | Seismic Risk | Freeze-Thaw | Coastal | Infra Grade | CFRP Need | Key Challenge |
|---|---|---|---|---|---|---|---|
| Rhode Island | 19.2% | Moderate | High | ✓ | D | Very High | Highest bridge deficiency rate and coastal corrosion |
| Iowa | 19% | Low | Severe | — | C- | Very High | Highest bridge count per capita with severe freeze-thaw |
| South Dakota | 18.1% | Low | Severe | — | C | Very High | Very high bridge deficiency and extreme winters |
| West Virginia | 15.5% | Low | High | — | D | Very High | Second-highest bridge deficiency rate in the nation |
| Pennsylvania | 15.2% | Low | High | — | D+ | Very High | Highest bridge deficiency rate in the nation |
| Washington D.C. | 12.8% | Low | Moderate | — | C- | High | Dense federal infrastructure and aging Potomac bridges |
| Louisiana | 11.8% | Low | None | ✓ | D | Very High | Hurricane damage, subsidence, and coastal erosion |
| Michigan | 11.2% | Low | Severe | — | D+ | Very High | Severe freeze-thaw and road salt damage |
| New York | 9.8% | Moderate | High | ✓ | C- | Very High | Dense urban infrastructure and coastal exposure |
| Massachusetts | 9.1% | Moderate | High | ✓ | C- | Very High | Aging colonial-era infrastructure and coastal exposure |
| Maine | 9.1% | Low | Severe | ✓ | C- | High | Severe winters and aging coastal infrastructure |
| North Carolina | 9.1% | Low | Low | ✓ | C | High | Hurricane damage and rapid coastal development |
| Illinois | 8.9% | Moderate | High | — | C- | Very High | Massive aging infrastructure backlog |
| Alaska | 8.9% | Very High | Severe | ✓ | C- | High | Extreme seismic activity and permafrost degradation |
| Nebraska | 8.9% | Low | High | — | C- | High | High bridge deficiency rate and agricultural loads |
| North Dakota | 8.3% | Low | Severe | — | C | Moderate | Extreme cold and oil industry heavy loads |
| South Carolina | 8.3% | Moderate | Low | ✓ | C+ | High | Charleston seismic zone and hurricane exposure |
| New Jersey | 7.5% | Moderate | Moderate | ✓ | D+ | High | Coastal corrosion and aging turnpike infrastructure |
| Kentucky | 7.5% | Moderate | Moderate | — | C- | High | New Madrid zone and coal industry legacy loads |
| Connecticut | 7.2% | Moderate | High | ✓ | C- | High | Aging coastal infrastructure and deicing damage |
| Delaware | 7.1% | Low | Moderate | ✓ | C | Moderate | Coastal corrosion and sea-level rise vulnerability |
| Hawaii | 7.1% | High | None | ✓ | C- | High | Volcanic seismic activity and salt air corrosion |
| Alabama | 6.8% | Low | Low | ✓ | C- | High | Gulf Coast humidity and aging rural bridges |
| Wyoming | 6.4% | Moderate | Severe | — | C- | Moderate | Extreme altitude freeze-thaw and energy sector loads |
| California | 6.1% | Very High | Low | ✓ | C- | Very High | Seismic vulnerability across massive infrastructure |
| Montana | 6% | Moderate | Severe | — | C | Moderate | Extreme temperature swings and remote access challenges |
| Vermont | 6% | Low | Severe | — | C- | Moderate | Severe freeze-thaw and aging rural bridges |
| Colorado | 5.9% | Moderate | Severe | — | C | High | Altitude freeze-thaw and mountain infrastructure |
| Arkansas | 5.9% | Moderate | Moderate | — | D+ | High | New Madrid seismic zone and underfunded infrastructure |
| Mississippi | 5.9% | Moderate | Low | ✓ | D+ | High | Hurricane exposure and underfunded rural infrastructure |
| New Hampshire | 5.9% | Low | Severe | ✓ | C | Moderate | Severe freeze-thaw and aging granite-era bridges |
| Indiana | 5.8% | Low | High | — | C | High | Industrial load demands on aging structures |
| Missouri | 5.7% | Moderate | High | — | C- | Very High | New Madrid seismic zone exposure |
| Ohio | 5.6% | Low | High | — | C- | Very High | Lake-effect freeze-thaw and deicing damage |
| Idaho | 5.4% | Moderate | High | — | C | Moderate | Mountain terrain freeze-thaw and rural bridge access |
| Washington | 5.1% | Very High | Moderate | ✓ | C | High | Cascadia subduction zone seismic risk |
| Maryland | 5% | Low | Moderate | ✓ | C | Moderate | Chesapeake Bay corrosion and DC corridor congestion |
| Oklahoma | 4.9% | Moderate | Moderate | — | D+ | Very High | Aging bridges and tornado damage |
| Oregon | 4.9% | Very High | Moderate | ✓ | C- | High | Cascadia subduction zone and aging bridges |
| New Mexico | 4.8% | Moderate | Moderate | — | C- | Moderate | Arid climate alkali-silica reaction in concrete |
| Wisconsin | 4.8% | Low | Severe | — | C | High | Severe freeze-thaw and Great Lakes moisture |
| Minnesota | 4.4% | Low | Severe | — | C | High | Extreme cold and freeze-thaw cycles |
| Kansas | 4.2% | Low | High | — | C- | High | Rural bridge deterioration |
| Tennessee | 3.9% | Moderate | Moderate | — | C | High | New Madrid zone and construction boom |
| Virginia | 3.8% | Low | Moderate | ✓ | C | Moderate | Coastal military infrastructure and growth |
| Utah | 3.8% | High | High | — | C+ | Moderate | Wasatch Front seismic risk and rapid growth |
| Georgia | 3.5% | Low | Low | ✓ | C+ | Moderate | Rapid growth straining aging infrastructure |
| Florida | 3.3% | Low | None | ✓ | C | High | Hurricane damage and coastal chloride corrosion |
| Nevada | 2.5% | High | Moderate | — | C | Moderate | Seismic risk and rapid Las Vegas metro growth |
| Arizona | 2.4% | Moderate | Low | — | C | Moderate | Extreme heat cycling and rapid population growth |
Bridge Deficiency
19.2%
Seismic Risk
ModerateFreeze-Thaw
High
Infra Grade
D
Highest bridge deficiency rate and coastal corrosion
Bridge Deficiency
19%
Seismic Risk
LowFreeze-Thaw
Severe
Infra Grade
C-
Highest bridge count per capita with severe freeze-thaw
Bridge Deficiency
18.1%
Seismic Risk
LowFreeze-Thaw
Severe
Infra Grade
C
Very high bridge deficiency and extreme winters
Bridge Deficiency
15.5%
Seismic Risk
LowFreeze-Thaw
High
Infra Grade
D
Second-highest bridge deficiency rate in the nation
Bridge Deficiency
15.2%
Seismic Risk
LowFreeze-Thaw
High
Infra Grade
D+
Highest bridge deficiency rate in the nation
Bridge Deficiency
12.8%
Seismic Risk
LowFreeze-Thaw
Moderate
Infra Grade
C-
Dense federal infrastructure and aging Potomac bridges
Bridge Deficiency
11.8%
Seismic Risk
LowFreeze-Thaw
None
Infra Grade
D
Hurricane damage, subsidence, and coastal erosion
Bridge Deficiency
11.2%
Seismic Risk
LowFreeze-Thaw
Severe
Infra Grade
D+
Severe freeze-thaw and road salt damage
Bridge Deficiency
9.8%
Seismic Risk
ModerateFreeze-Thaw
High
Infra Grade
C-
Dense urban infrastructure and coastal exposure
Bridge Deficiency
9.1%
Seismic Risk
ModerateFreeze-Thaw
High
Infra Grade
C-
Aging colonial-era infrastructure and coastal exposure
Bridge Deficiency
9.1%
Seismic Risk
LowFreeze-Thaw
Severe
Infra Grade
C-
Severe winters and aging coastal infrastructure
Bridge Deficiency
9.1%
Seismic Risk
LowFreeze-Thaw
Low
Infra Grade
C
Hurricane damage and rapid coastal development
Bridge Deficiency
8.9%
Seismic Risk
ModerateFreeze-Thaw
High
Infra Grade
C-
Massive aging infrastructure backlog
Bridge Deficiency
8.9%
Seismic Risk
Very HighFreeze-Thaw
Severe
Infra Grade
C-
Extreme seismic activity and permafrost degradation
Bridge Deficiency
8.9%
Seismic Risk
LowFreeze-Thaw
High
Infra Grade
C-
High bridge deficiency rate and agricultural loads
Bridge Deficiency
8.3%
Seismic Risk
LowFreeze-Thaw
Severe
Infra Grade
C
Extreme cold and oil industry heavy loads
Bridge Deficiency
8.3%
Seismic Risk
ModerateFreeze-Thaw
Low
Infra Grade
C+
Charleston seismic zone and hurricane exposure
Bridge Deficiency
7.5%
Seismic Risk
ModerateFreeze-Thaw
Moderate
Infra Grade
D+
Coastal corrosion and aging turnpike infrastructure
Bridge Deficiency
7.5%
Seismic Risk
ModerateFreeze-Thaw
Moderate
Infra Grade
C-
New Madrid zone and coal industry legacy loads
Bridge Deficiency
7.2%
Seismic Risk
ModerateFreeze-Thaw
High
Infra Grade
C-
Aging coastal infrastructure and deicing damage
Bridge Deficiency
7.1%
Seismic Risk
LowFreeze-Thaw
Moderate
Infra Grade
C
Coastal corrosion and sea-level rise vulnerability
Bridge Deficiency
7.1%
Seismic Risk
HighFreeze-Thaw
None
Infra Grade
C-
Volcanic seismic activity and salt air corrosion
Bridge Deficiency
6.8%
Seismic Risk
LowFreeze-Thaw
Low
Infra Grade
C-
Gulf Coast humidity and aging rural bridges
Bridge Deficiency
6.4%
Seismic Risk
ModerateFreeze-Thaw
Severe
Infra Grade
C-
Extreme altitude freeze-thaw and energy sector loads
Bridge Deficiency
6.1%
Seismic Risk
Very HighFreeze-Thaw
Low
Infra Grade
C-
Seismic vulnerability across massive infrastructure
Bridge Deficiency
6%
Seismic Risk
ModerateFreeze-Thaw
Severe
Infra Grade
C
Extreme temperature swings and remote access challenges
Bridge Deficiency
6%
Seismic Risk
LowFreeze-Thaw
Severe
Infra Grade
C-
Severe freeze-thaw and aging rural bridges
Bridge Deficiency
5.9%
Seismic Risk
ModerateFreeze-Thaw
Severe
Infra Grade
C
Altitude freeze-thaw and mountain infrastructure
Bridge Deficiency
5.9%
Seismic Risk
ModerateFreeze-Thaw
Moderate
Infra Grade
D+
New Madrid seismic zone and underfunded infrastructure
Bridge Deficiency
5.9%
Seismic Risk
ModerateFreeze-Thaw
Low
Infra Grade
D+
Hurricane exposure and underfunded rural infrastructure
Bridge Deficiency
5.9%
Seismic Risk
LowFreeze-Thaw
Severe
Infra Grade
C
Severe freeze-thaw and aging granite-era bridges
Bridge Deficiency
5.8%
Seismic Risk
LowFreeze-Thaw
High
Infra Grade
C
Industrial load demands on aging structures
Bridge Deficiency
5.7%
Seismic Risk
ModerateFreeze-Thaw
High
Infra Grade
C-
New Madrid seismic zone exposure
Bridge Deficiency
5.6%
Seismic Risk
LowFreeze-Thaw
High
Infra Grade
C-
Lake-effect freeze-thaw and deicing damage
Bridge Deficiency
5.4%
Seismic Risk
ModerateFreeze-Thaw
High
Infra Grade
C
Mountain terrain freeze-thaw and rural bridge access
Bridge Deficiency
5.1%
Seismic Risk
Very HighFreeze-Thaw
Moderate
Infra Grade
C
Cascadia subduction zone seismic risk
Bridge Deficiency
5%
Seismic Risk
LowFreeze-Thaw
Moderate
Infra Grade
C
Chesapeake Bay corrosion and DC corridor congestion
Bridge Deficiency
4.9%
Seismic Risk
ModerateFreeze-Thaw
Moderate
Infra Grade
D+
Aging bridges and tornado damage
Bridge Deficiency
4.9%
Seismic Risk
Very HighFreeze-Thaw
Moderate
Infra Grade
C-
Cascadia subduction zone and aging bridges
Bridge Deficiency
4.8%
Seismic Risk
ModerateFreeze-Thaw
Moderate
Infra Grade
C-
Arid climate alkali-silica reaction in concrete
Bridge Deficiency
4.8%
Seismic Risk
LowFreeze-Thaw
Severe
Infra Grade
C
Severe freeze-thaw and Great Lakes moisture
Bridge Deficiency
4.4%
Seismic Risk
LowFreeze-Thaw
Severe
Infra Grade
C
Extreme cold and freeze-thaw cycles
Bridge Deficiency
4.2%
Seismic Risk
LowFreeze-Thaw
High
Infra Grade
C-
Rural bridge deterioration
Bridge Deficiency
3.9%
Seismic Risk
ModerateFreeze-Thaw
Moderate
Infra Grade
C
New Madrid zone and construction boom
Bridge Deficiency
3.8%
Seismic Risk
LowFreeze-Thaw
Moderate
Infra Grade
C
Coastal military infrastructure and growth
Bridge Deficiency
3.8%
Seismic Risk
HighFreeze-Thaw
High
Infra Grade
C+
Wasatch Front seismic risk and rapid growth
Bridge Deficiency
3.5%
Seismic Risk
LowFreeze-Thaw
Low
Infra Grade
C+
Rapid growth straining aging infrastructure
Bridge Deficiency
3.3%
Seismic Risk
LowFreeze-Thaw
None
Infra Grade
C
Hurricane damage and coastal chloride corrosion
Bridge Deficiency
2.5%
Seismic Risk
HighFreeze-Thaw
Moderate
Infra Grade
C
Seismic risk and rapid Las Vegas metro growth
Bridge Deficiency
2.4%
Seismic Risk
ModerateFreeze-Thaw
Low
Infra Grade
C
Extreme heat cycling and rapid population growth
Data compiled from ASCE Infrastructure Report Cards, FHWA National Bridge Inventory, and USGS seismic hazard maps. Bridge deficiency percentages are approximate and reflect the most recent available data. CFRP need estimates are editorial assessments based on multiple infrastructure factors.