Total Bridges
27,743
Public highway bridges in Illinois
State profile · Near median Poor share
Illinois bridge safety
Condition ratings, load ratings, and Poor-condition data for every public highway bridge in Illinois, based on the FHWA National Bridge Inventory.
- 27,743
- Public bridges
- 41.2%
- Good condition
- 7.9%
- Poor condition
Data updated May 2026
Good Condition
41.2%
11,426 bridges rated 7-9
-8.8pp vs 50% benchmark
Poor Condition
7.9%
2,186 bridges whose lowest applicable component is rated 0-4
0.9pp vs national avg 7.0%
Illinois vs national bridge condition
Illinois - Good condition share 41.2%
National avg
Share of bridges rated 7-9 on the FHWA 0-9 scale (deck, superstructure, substructure all good).
Illinois - Poor-condition share 26.3%
National avg
Lower is better. Bar maxes at 30% (worst-state ceiling). National average sits at 7.0%.
Condition Distribution
Counties (102)
Adams 325 Alexander 96 Bond 165 Boone 111 Brown 71 Bureau 382 Calhoun 81 Carroll 185 Cass 77 Champaign 743 Christian 323 Clark 232 Clay 171 Clinton 187 Coles 308 Cook 2185 Crawford 196 Cumberland 169 De Witt 197 DeKalb 264 Douglas 234 DuPage 380 Edgar 278 Edwards 79 Effingham 260 Fayette 356 Ford 300 Franklin 323 Fulton 210 Gallatin 82 Greene 166 Grundy 269 Hamilton 164 Hancock 291 Hardin 58 Henderson 144 Henry 331 Iroquois 565 Jackson 235 Jasper 180 Jefferson 270 Jersey 111 Jo Daviess 198 Johnson 120 Kane 354 Kankakee 352 Kendall 133 Knox 321 LaSalle 529 Lake 286 Lawrence 183 Lee 372 Livingston 578 Logan 296 Macon 368 Macoupin 248 Madison 543 Marion 301 Marshall 153 Mason 85 Massac 138 McDonough 210 McHenry 229 McLean 624 Menard 90 Mercer 162 Monroe 130 Montgomery 261 Morgan 241 Moultrie 171 Ogle 377 Peoria 365 Perry 139 Piatt 249 Pike 338 Pope 86 Pulaski 106 Putnam 50 Randolph 155 Richland 147 Rock Island 256 Saline 176 Sangamon 480 Schuyler 121 Scott 96 Shelby 330 St. Clair 502 Stark 89 Stephenson 332 Tazewell 361 Union 192 Vermilion 515 Wabash 88 Warren 202 Washington 232 Wayne 264 White 210 Whiteside 280 Will 674 Williamson 204 Winnebago 475 Woodford 222
Illinois vs nearby ranks
Adjacent states by Poor-condition share (lower share = better)
States are ranked by the share of bridges whose lowest applicable component rating is 4 or below. This describes recorded condition; it does not measure funding effectiveness or live crossing safety. States here sit immediately above and below Illinois on the same metric.
RI
Rhode Island
7.69% top marginal rate
NE
Nebraska
7.73% top marginal rate
IL
Illinois
7.88% top marginal rate
MA
Massachusetts
7.96% top marginal rate
MO
Missouri
8.53% top marginal rate
Bridges Needing Most Attention in Illinois
Six lowest-condition bridges in Illinois, ranked by the portal's composite display score. Inspection intervals are risk-based under current NBIS rules.
FAS 1599
PoorOver: DRAINAGE CANAL
2.2 MI E MEYER, Adams, IL
Built 1980 Load: 0.6 t ADT: 200
CH 15
PoorOver: E FK MAZONRIVER
0.05 MI W CH 16, Grundy, IL
Built 1977 Load: 1.0 t ADT: 1,400
MOOSE RD - TR 240
PoorOver: WILSON CREEK
NE-35-T3NR2E, Fulton, IL
Built 1935 Load: 1.3 t ADT: 10
TR 10-B
PoorOver: KING CREEK
W EDGE OF MINERAL, Bureau, IL
Built 1899 Load: 1.6 t ADT: 10
TR-6
PoorOver: DRAINAGE DITCH
3.5 MI NE DIETERICH, Effingham, IL
Built 1909 Load: 1.6 t ADT: 25
TR208K(TWIN BRIDGE
PoorOver: BIG CREEK
NE EDGE MT ZION, Macon, IL
Built 1967 Load: 1.9 t ADT: 375
All Bridges in Illinois
N. PARK ROAD
FairOver: YELLOW CREEK
N. ENT TO KRAPE PARK, Stephenson, IL
Built 1919 Load: 24.3 t ADT: 750
HARDING RD - TR 43
FairOver: MUD CREEK
SW-8-T25NR2W, Tazewell, IL
Built 1973 Load: 24.3 t ADT: 825
FAU 6761 - CH 19
FairOver: LICK CREEK
SW-32-T25NR4W, Tazewell, IL
Built 1958 Load: 24.3 t ADT: 7,250
FAS 467-CH 5
FairOver: STREAM
NE-10-T24NR3W, Tazewell, IL
Built 1953 Load: 24.3 t ADT: 1,550
FAS 2462 - CH 11
FairOver: STREAM
SE-COR-30-T22NR4W, Tazewell, IL
Built 1900 Load: 24.3 t ADT: 375
14TH ST
FairOver: STREAM
NE-14-T24NR5W, Tazewell, IL
Built 1960 Load: 24.3 t ADT: 4,500
TR 88
FairOver: STREAM
S.CTR-36-T24NR5W, Tazewell, IL
Built 1955 Load: 24.3 t ADT: 10
TR 112
FairOver: STREAM
NE COR-29-T23NR4W, Tazewell, IL
Built 1951 Load: 24.3 t ADT: 50
TR 61B
FairOver: STREAM
CTR-27-T25NR3W, Tazewell, IL
Built 1958 Load: 24.3 t ADT: 1,050
TR 310
FairOver: SARGENT SLOUGH
SW-22-T24NR2W, Tazewell, IL
Built 1967 Load: 24.3 t ADT: 75
TR 244
FairOver: DRAINAGE DITCH
W.CTR-11-T22NR3W, Tazewell, IL
Built 1929 Load: 24.3 t ADT: 10
POLK ST
FairOver: BULL RUN CREEK
SE 16 T25NR3W, Tazewell, IL
Built 1985 Load: 24.3 t ADT: 1,050
TR 8B
FairOver: DRAINAGE DITCH
N.CTR-16-T23NR7W, Tazewell, IL
Built 1960 Load: 24.3 t ADT: 50
TR193
FairOver: CREEK
.5 M E US 51, Union, IL
Built 1900 Load: 24.3 t ADT: 225
FAS 511(CH 16)
FairOver: STREAM
2 MI SE INDIANOLA, Vermilion, IL
Built 1934 Load: 24.3 t ADT: 300
CH 26
FairOver: STREAM
1 MI NW OF HUMRICK, Vermilion, IL
Built 1932 Load: 24.3 t ADT: 250
FAS 511(CH 16)
FairOver: STREAM
3 MI W OF RIDGEFARM, Vermilion, IL
Built 1934 Load: 24.3 t ADT: 300
FAS 331(CH 10)
FairOver: STREAM
1.5 MI N OF COLLISON, Vermilion, IL
Built 1932 Load: 24.3 t ADT: 450
FAS 496(CH 14)
FairOver: STREAM
3 MI W OF ROSSVILLE, Vermilion, IL
Built 1954 Load: 24.3 t ADT: 400
TR 3
FairOver: STREAM
1.5 MI N CHENEYVLE, Vermilion, IL
Built 1935 Load: 24.3 t ADT: 50
TR 14
FairOver: OLIVE BRANCH
5 MI SW FAIRMOUNT, Vermilion, IL
Built 1900 Load: 24.3 t ADT: 50
TR 84 A
FairOver: JORDAN CREEK
2.5 MI NE FAIRMOUNT, Vermilion, IL
Built 1900 Load: 24.3 t ADT: 50
TR 148
FairOver: GLENBURN CREEK
2.5 MI S NEWTOWN, Vermilion, IL
Built 1900 Load: 24.3 t ADT: 50
TR 171
FairOver: STONY CREEK
2 MI E OF HOPE, Vermilion, IL
Built 1963 Load: 24.3 t ADT: 75
TR 355
FairOver: JORDAN CREEK
1 MI W FAIRMOUNT, Vermilion, IL
Built 1900 Load: 24.3 t ADT: 75
TR 361
FairOver: JORDAN CREEK
1 MI S FAIRMOUNT, Vermilion, IL
Built 1900 Load: 24.3 t ADT: 50
TR 330
FairOver: STREAM
2.5 MI NE ROSSVILLE, Vermilion, IL
Built 1989 Load: 24.3 t ADT: 50
TR 1
FairOver: STREAM
2 MI NW RANKIN, Vermilion, IL
Built 1920 Load: 24.3 t ADT: 50
TR 44
FairOver: STREAM
1 MI SW ELLIS, Vermilion, IL
Built 1976 Load: 24.3 t ADT: 50
TR 136
FairOver: FOUNTAIN CREEK
2.5 MI S EAST LYNN, Vermilion, IL
Built 1974 Load: 24.3 t ADT: 50
FAS-809
FairOver: DRAINAGE DITCH
S EDGE FRIENDSVILLE, Wabash, IL
Built 1940 Load: 24.3 t ADT: 1,500
TR 181
FairOver: PICAYUNE CREEK TRIB
N.CTR-1-T9NR2W, Warren, IL
Built 1977 Load: 24.3 t ADT: 100
TR 104A
FairOver: BR OF CEDAR CR
CTR-9-T11NR2W, Warren, IL
Built 1975 Load: 24.3 t ADT: 50
TR 48
FairOver: SOUTH FORK CR
W1/2-2-T9NR3W, Warren, IL
Built 1971 Load: 24.3 t ADT: 25
TR 139
FairOver: OLD TOM CR
SE-32-T11NR3W, Warren, IL
Built 1900 Load: 24.3 t ADT: 75
TR 20
FairOver: DAVIDS CR
NW-29-T12NR3W, Warren, IL
Built 1978 Load: 24.3 t ADT: 50
ILL 15
FairOver: ELKHORN CREEK
0.10 MI E ILL 153, Washington, IL
Built 1933 Load: 24.3 t ADT: 2,050
TR 172
FairOver: NORTH CREEK
2 MI E-1MI S NEWMIND, Washington, IL
Built 1957 Load: 24.3 t ADT: 150
TR 263
FairOver: BR MUD CREEK
2 MI N TILDEN, Washington, IL
Built 1967 Load: 24.3 t ADT: 250
TR 153
FairOver: BR LITTLE MUDDY
0.75 MI N-1MI W ASHL, Washington, IL
Built 1963 Load: 24.3 t ADT: 50
TR 196
FairOver: BR BEAUCOUP CREEK
4 MI WEST OF DUBOIS, Washington, IL
Built 1963 Load: 24.3 t ADT: 50
TR 206A
FairOver: SUGAR CREEK
BEAUCOUP-ASHLEY TWP, Washington, IL
Built 1965 Load: 24.3 t ADT: 75
TR 268
FairOver: WEBSTER CREEK
2.7 MI N OF IRVINGTO, Washington, IL
Built 1962 Load: 24.3 t ADT: 325
CH 12
FairOver: LITTLE MUDCREEK
1.8 MI S STONE CHURC, Washington, IL
Built 1965 Load: 24.3 t ADT: 225
TR 0074
FairOver: TRIBUTARY WEAVER CR
.25 MI S OF RT ILL15, Washington, IL
Built 1966 Load: 24.3 t ADT: 25
TR 196
FairOver: HICKORY CREEK
NW 1/4 SEC23 T3S R2W, Washington, IL
Built 1963 Load: 24.3 t ADT: 150
TR 267
FairOver: BR OF SWANWICK CR
2 MI SE OF OAKDALE, Washington, IL
Built 1964 Load: 24.3 t ADT: 25
TR-126
FairOver: FOUR MILE CREEK
1.5 MI SE KEENES, Wayne, IL
Built 1945 Load: 24.3 t ADT: 50
TR-620
FairOver: NEWTON BRANCH
2 MI E MT ERIE, Wayne, IL
Built 1980 Load: 24.3 t ADT: 25
FAP-857 (ILL-14)
FairOver: STREAM
2 MI E CROSSVILLE, White, IL
Built 1937 Load: 24.3 t ADT: 250
Showing 5,601-5,650 of 27,743 bridges
Related
Data sourced from the FHWA National Bridge Inventory (NBI), latest released cycle. See our methodology for details. Retrieved and formatted by PlainBridges.
Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from the FHWA National Bridge Inventory (NBI). Poor condition is an inspection-record category, not a closure or unsafe-to-cross designation. Consult the bridge owner for current status.
Understanding Bridge Conditions
How FHWA rates bridge condition on a 0-9 scale.
Check Your Daily Bridges
How to look up bridge condition data for bridges on your route.
Read our methodology — how this data is sourced, computed, and verified.
Every figure on PlainBridge is rendered directly from federal source data, no number is typed in by an editor. This page draws directly on federal source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.