Total Bridges
27,040
Public highway bridges in California
State profile · Below median Poor share
California bridge safety
Condition ratings, load ratings, and Poor-condition data for every public highway bridge in California, based on the FHWA National Bridge Inventory.
- 27,040
- Public bridges
- 32.5%
- Good condition
- 4.6%
- Poor condition
Data updated May 2026
Good Condition
32.5%
8,777 bridges rated 7-9
-17.5pp vs 50% benchmark
Poor Condition
4.6%
1,244 bridges whose lowest applicable component is rated 0-4
-2.4pp vs national avg 7.0%
California vs national bridge condition
California - Good condition share 32.5%
National avg
Share of bridges rated 7-9 on the FHWA 0-9 scale (deck, superstructure, substructure all good).
California - Poor-condition share 15.3%
National avg
Lower is better. Bar maxes at 30% (worst-state ceiling). National average sits at 7.0%.
Condition Distribution
Counties (58)
Alameda 800 Alpine 32 Amador 62 Butte 441 Calaveras 106 Colusa 211 Contra Costa 686 Del Norte 96 El Dorado 196 Fresno 929 Glenn 242 Humboldt 398 Imperial 448 Inyo 67 Kern 686 Kings 168 Lake 129 Lassen 108 Los Angeles 3937 Madera 250 Marin 217 Mariposa 109 Mendocino 357 Merced 532 Modoc 87 Mono 49 Monterey 390 Napa 160 Nevada 135 Orange 1224 Placer 347 Plumas 170 Riverside 1142 Sacramento 775 San Benito 76 San Bernardino 1465 San Diego 1707 San Francisco 170 San Joaquin 666 San Luis Obispo 408 San Mateo 393 Santa Barbara 429 Santa Clara 1041 Santa Cruz 203 Shasta 500 Sierra 65 Siskiyou 423 Solano 383 Sonoma 613 Stanislaus 390 Sutter 120 Tehama 452 Trinity 194 Tulare 599 Tuolumne 128 Ventura 511 Yolo 282 Yuba 136
California 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 California on the same metric.
OH
Ohio
4.54% top marginal rate
NJ
New Jersey
4.59% top marginal rate
CA
California
4.60% top marginal rate
AR
Arkansas
4.71% top marginal rate
WA
Washington
4.81% top marginal rate
Bridges Needing Most Attention in California
Six lowest-condition bridges in California, ranked by the portal's composite display score. Inspection intervals are risk-based under current NBIS rules.
SPRING CREEK RD
PoorOver: FALL RIVER
0.5 MI N OF MCARTHUR RD, Shasta, CA
Built 1950 Load: 2.7 t ADT: 50
ORESTIMBA ROAD
PoorOver: CCID MAIN CANAL
0.1 MI E DRAPER RD, Stanislaus, CA
Built 1919 Load: 2.9 t ADT: 684
CLARK STREET
PoorOver: M.I.D. CANAL
0.1 MI WEST OF ROAD 26.0, Madera, CA
Built 1955 Load: 3.2 t ADT: 200
GULLING STREET
PoorOver: MIDDLE FORK FEATHER RIV
0.2 MI S SH 70, Plumas, CA
Built 1954 Load: 3.2 t ADT: 10,046
AVENUE 10
PoorOver: COTTONWOOD CREEK
JUST E/O ROAD 23, Madera, CA
Built 1950 Load: 3.6 t ADT: 50
S BISHOP AVE
PoorOver: CRESCENT DITCH
0.64 MI S/O MT WHITNEY AV, Fresno, CA
Built 1950 Load: 3.9 t ADT: 125
All Bridges in California
SERVICE ROAD
UnknownOver: CHESTER AVE
NORTH OF 14TH STREET, Kern, CA
Built 1958 ADT: 13,562
BNSF RY & AMTRAK
UnknownOver: CHESTER AVE
S OF TRUXTUN AVE, Kern, CA
Built 1958 ADT: 13,340
PEDESTRIAN WALKWAY
UnknownOver: CHESTER AVENUE
N OF 14TH STREET, Kern, CA
Built 1958 ADT: 30,000
ROBERTS LANE
UnknownOver: MANOR STREET
AT MANOR ST, Kern, CA
Built 1975 ADT: 16,180
BEALE AVE
UnknownOver: UP RR,SUMNER ST,KENTUCKY
SOUTH MONTEREY ST, Kern, CA
Built 1960 ADT: 5,388
MT VERNON AVE
UnknownOver: UP RR,BNSF RY,EDISON HWY
0.3 MI N CALIFORNIA ST., Kern, CA
Built 1960 ADT: 6,900
BNSF RY & AMTRAK
UnknownOver: TRUXTUN AVENUE
E OF MOHAWK ST, Kern, CA
Built 1981 ADT: 12,200
UP RR
UnknownOver: CHESTER AVENUE
N OF ROUTE 204, Kern, CA
Built 1982 ADT: 25,670
UNION AVE
UnknownOver: UP RR & SUMNER ST
0.2 MI SOUTH OF SH 178, Kern, CA
Built 1987 ADT: 23,471
AIRPORT RUNWAY
UnknownOver: 7TH STANDARD ROAD
0.7 MI E OF S.H. 65, Kern, CA
Built 1988 ADT: 18,000
BNSF RY & AMTRAK
UnknownOver: H STREET
S OF TRUXTUN AVE, Kern, CA
Built 1989 ADT: 11,356
15TH ST
UnknownOver: H STREET
'H' STREET, Kern, CA
Built 1989 ADT: 11,356
OSWELL STREET
UnknownOver: UP TRACKS, EDISON HWY
1 MILE NORTH OF SR58, Kern, CA
Built 1991 ADT: 7,909
FAIRFAX ROAD
UnknownOver: UP TRACKS, EDISON HWY
0.7 MI NORTH OF SR58, Kern, CA
Built 1992 ADT: 7,909
7TH STANDARD ROAD
UnknownOver: BNSF RY, SANTA FE WAY
6 MI WEST OF SR99, Kern, CA
Built 2010 ADT: 7,852
MOHAWK STREET
UnknownOver: WESTSIDE PARKWAY
NORTH OF KERN RIVER, Kern, CA
Built 2011 ADT: 26,177
WB SR 58 OFF-RAMP
UnknownOver: KERN RIVER
NW OF TRUXTUN AVE, Kern, CA
Built 2020 ADT: 1,000
WESTSIDE PARKWAY
UnknownOver: TRUXTUN AVENUE
NE OF COMMERCIAL WAY, Kern, CA
Built 2012 ADT: 12,200
SR 58 OFF-RAMP
UnknownOver: TRUXTUN AVE
NE OF COMMERCIAL WAY, Kern, CA
Built 2019 ADT: 12,200
BNSF RY & AMTRAK
UnknownOver: TRUXTUN AVENUE
E OF MOHAWK ST, Kern, CA
Built 1996 ADT: 12,200
BNSF RY (& AMTRAK)
UnknownOver: Q STREET
SOUTH OF TRUXTUN AVENUE, Kern, CA
Built 1999 ADT: 6,525
BNSF RY (& AMTRAK)
UnknownOver: Q STREET
SOUTH OF TRUXTUN AVENUE, Kern, CA
Built 1999 ADT: 6,525
PARKING LOT ACCESS
UnknownOver: Q STREET
SOUTH OF TRUXTUN AVENUE, Kern, CA
Built 1999 ADT: 6,525
BNSF TRACKS
UnknownOver: CALLOWAY DRIVE
0.5 MI SOUTH OF SR58, Kern, CA
Built 1990 ADT: 21,471
FRONTAGE ROAD
UnknownOver: CALLOWAY DRIVE
0.5 MI SOUTH OF SR58, Kern, CA
Built 1990 ADT: 21,471
OAK CREEK ROAD
UnknownOver: UP RR & BNSF RY, SR 14
350 FT WEST OF ROUTE 14, Kern, CA
Built 1999 ADT: 33,400
STATE ROUTE 41 SB
UnknownOver: EXCELSIOR AVE
06-KIN-041-R48.26, Kings, CA
Built 1964 ADT: 1,000
STATE ROUTE 41 NB
UnknownOver: EXCELSIOR AVE
06-KIN-041-R48.26, Kings, CA
Built 1964 ADT: 1,000
DOUTY ST
UnknownOver: STATE ROUTE 198
06-KIN-198-R18.51-HAN, Kings, CA
Built 1967 ADT: 20,500
STATE ROUTE 198
UnknownOver: 11TH AVENUE
06-KIN-198-R17.91-HAN, Kings, CA
Built 1967 ADT: 1,000
10TH AVENUE
UnknownOver: STATE ROUTE 198
06-KIN-198-R18.96-HAN, Kings, CA
Built 1967 ADT: 20,500
AVENAL CUT-OFF RD
UnknownOver: STATE ROUTE 198
06-KIN-198-4.99, Kings, CA
Built 1963 ADT: 17,500
WATERLOO AVE
UnknownOver: INTERSTATE 5
06-KIN-005-7.09, Kings, CA
Built 1971 ADT: 31,000
XENIA AVE OC
UnknownOver: INTERSTATE 5
06-KIN-005-4.42, Kings, CA
Built 1971 ADT: 19,200
UTICA AVE OC
UnknownOver: INTERSTATE 5
06-KIN-005-12.36, Kings, CA
Built 1971 ADT: 29,000
25TH AVE OC
UnknownOver: INTERSTATE 5
06-KIN-005-14.55, Kings, CA
Built 1971 ADT: 29,000
INTERSTATE 5 SB
UnknownOver: SR 41
06-KIN-005-16.57, Kings, CA
Built 1971 ADT: 3,105
INTERSTATE 5 NB
UnknownOver: SR 41
06-KIN-005-16.57, Kings, CA
Built 1971 ADT: 3,105
MILHAM AVENUE
UnknownOver: INTERSTATE 5
06-KIN-005-19.05, Kings, CA
Built 1969 ADT: 19,300
QUEBEC AVE
UnknownOver: INTERSTATE 5
06-KIN-005-24.28, Kings, CA
Built 1969 ADT: 19,300
AVENAL CUT-OFF RD
UnknownOver: INTERSTATE 5
06-KIN-005-26.57, Kings, CA
Built 1969 ADT: 19,300
18TH AVENUE
UnknownOver: STATE ROUTE 198
06-KIN-198-R10.56, Kings, CA
Built 1964 ADT: 21,300
HOUSTON AVE
UnknownOver: STATE ROUTE 198
06-KIN-198-R12.11, Kings, CA
Built 1964 ADT: 27,500
STATE ROUTE 198
UnknownOver: 14TH AVE
06-KIN-198-R14.77, Kings, CA
Built 1964 ADT: 1,000
SR 43
UnknownOver: SR 198
06-KIN-043-18.22, Kings, CA
Built 1967 ADT: 9,120
12TH AVE OC
UnknownOver: STATE ROUTE 198
06-KIN-198-R16.91, Kings, CA
Built 1985 ADT: 27,500
STATE ROUTE 41 SB
UnknownOver: STATE ROUTE 198
06-KIN-041-R39.96, Kings, CA
Built 1998 ADT: 20,100
STATE ROUTE 41 NB
UnknownOver: STATE ROUTE 198
06-KIN-041-R39.96, Kings, CA
Built 1998 ADT: 20,100
19TH AVENUE
UnknownOver: STATE ROUTE 198
06-KIN-198-R9.47, Kings, CA
Built 2015 ADT: 19,250
HILL ROAD EAST
UnknownOver: STATE ROUTE 29
01-LAK-029-R43.75, Lake, CA
Built 1972 ADT: 13,450
Showing 1,301-1,350 of 27,040 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.