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
MARIPOSA ROAD
GoodOver: S BR S LITTLEJOHNS CREEK
0.8 MI N/W WAGNER RD, San Joaquin, CA
Built 1934 Load: 33.0 t ADT: 4,995
CLEMENTS RD
GoodOver: NORTH PADDY CREEK
0.6 MI N KETTLEMAN LANE, San Joaquin, CA
Built 1967 Load: 33.0 t ADT: 945
MURPHY ROAD
GoodOver: TEMPLE CREEK
1.6 MI S OF MARIPOSA RD, San Joaquin, CA
Built 1926 Load: 33.0 t ADT: 520
AUZERIAS ST
GoodOver: LOS GATOS CREEK
0.65 MI E MERIDIAN AVE, Santa Clara, CA
Built 1926 Load: 33.0 t ADT: 7,100
INTERSTATE 5 NB
GoodOver: DESCHUTES ROAD
02-SHA-005-R4.29-AND, Shasta, CA
Built 1966 Load: 33.0 t ADT: 39,000
PEABODY RD
GoodOver: ALAMO CREEK
0.4 MI N OF ALAMO DR, Solano, CA
Built 1935 Load: 33.0 t ADT: 21,910
ALAMO DR
GoodOver: NEW ALAMO CREEK CHANNEL
EAST OF NUT TREE RD, Solano, CA
Built 1965 Load: 33.0 t ADT: 12,830
STONY POINT RD
GoodOver: WILLOW BROOK CREEK
0.5 MI N INTX PETLMA BL, Sonoma, CA
Built 1961 Load: 33.0 t ADT: 10,855
ROHDE ROAD
GoodOver: T.I.D. CERES MAIN CANAL
0.4 MI SE/O MITCHELL RD, Stanislaus, CA
Built 1964 Load: 33.0 t ADT: 4,328
SCHELL ROAD
GoodOver: S SAN JOAQUIN MAIN CANAL
N OF SONORA ROAD, Stanislaus, CA
Built 2021 Load: 33.0 t ADT: 35
CORNING ROAD
GoodOver: THOMES CREEK
AT PASKENTA RD, Tehama, CA
Built 1968 Load: 33.0 t ADT: 1,640
LAKE CALIFORNIA DR
GoodOver: NORTH FORK PATTERSON CRK
2.0 MI EAST OF I-5, Tehama, CA
Built 1980 Load: 33.0 t ADT: 1,695
RD 144
GoodOver: TULE RIVER
1.0 MI N OF AVE 168, Tulare, CA
Built 1958 Load: 33.0 t ADT: 150
STATE ROUTE 23 NB
GoodOver: PAIGE LANE
07-VEN-023-R4.34-THOK, Ventura, CA
Built 1970 Load: 33.0 t ADT: 94,000
US HIGHWAY 101 NB
GoodOver: HOBSON ACCESS RD
07-VEN-101-R38.89, Ventura, CA
Built 1973 Load: 33.0 t ADT: 40,000
STATE ROUTE 70
GoodOver: FIRST STREET
03-YUB-070-14.08-MVL, Yuba, CA
Built 1960 Load: 33.0 t ADT: 37,500
ORD FERRY ROAD
GoodOver: LAGOON CREEK
1 MI E GLENN/BUTTE CO LI, Butte, CA
Built 1970 Load: 33.4 t ADT: 1,364
DAYTON-DURHAM RD
GoodOver: DURHAM MUTUAL DITCH
0.5 MI E OF ESQUON RD, Butte, CA
Built 1972 Load: 33.4 t ADT: 3,850
LINCOLN BLVD
GoodOver: KUSEL SLOUGH
JUST SOUTH OF OPHIR RD, Butte, CA
Built 1921 Load: 33.4 t ADT: 3,199
HAHN ROAD
GoodOver: SALT CREEK
0.3 MI EAST OF OHM RD, Colusa, CA
Built 1968 Load: 33.4 t ADT: 2,071
STATE ROUTE 24 EB
GoodOver: LAFAYETTE STA PUC(BARTD)
04-CC-024-R6.08-LFYT, Contra Costa, CA
Built 1971 Load: 33.4 t ADT: 79,500
OLD TUNNEL RD
GoodOver: RELIEZ CREEK
0.1 MI E PLEASANT HILL RD, Contra Costa, CA
Built 1971 Load: 33.4 t ADT: 3,100
U.S. HIGHWAY 199
GoodOver: SMITH RIVER
01-DN-199-R11.95, Del Norte, CA
Built 1985 Load: 33.4 t ADT: 3,750
STATE ROUTE 49
GoodOver: WEBER CREEK
03-ED-049-12.81, El Dorado, CA
Built 1967 Load: 33.4 t ADT: 9,600
INTERSTATE 5 SB
GoodOver: FARM EQUIP UC
06-FRE-005-5.86, Fresno, CA
Built 1967 Load: 33.4 t ADT: 15,000
INTERSTATE 5 NB
GoodOver: FARM EQUIP UC
06-FRE-005-5.86, Fresno, CA
Built 1967 Load: 33.4 t ADT: 15,000
INTERSTATE 5 NB
GoodOver: FIVE POINTS UC
06-FRE-005-15.96, Fresno, CA
Built 1967 Load: 33.4 t ADT: 16,500
STATE ROUTE 162
GoodOver: SACRAMENTO RIVER OVFL
03-GLE-162-79.07, Glenn, CA
Built 1964 Load: 33.4 t ADT: 2,400
O&M Service Road
GoodOver: Powerplant Inlet Channel
6 mi north of Yuma, AZ, Imperial, CA
Built 1986 Load: 33.4 t ADT: 50
STATE ROUTE 58 WB
GoodOver: UP RR, TEHACHAPI CREEK
09-KER-058-82.64, Kern, CA
Built 1993 Load: 33.4 t ADT: 21,200
WHITLEY AVE
GoodOver: EAST BRANCH CROSS CREEK
2.0 MI EAST OF 10TH AVE, Kings, CA
Built 1970 Load: 33.4 t ADT: 2,268
GRANGEVILLE BL
GoodOver: KINGS RIVER
0.5 MI W OF 24TH AVE, Kings, CA
Built 1959 Load: 33.4 t ADT: 3,260
STATE ROUTE 110
GoodOver: EQUESTRIAN ACCESS
07-LA-110-30.27-SPAS, Los Angeles, CA
Built 1938 Load: 33.4 t ADT: 130,000
STATE ROUTE 91
GoodOver: SAN GABRIEL RIVER
07-LA-091-R16.62-BFL, Los Angeles, CA
Built 1968 Load: 33.4 t ADT: 242,000
STATE ROUTE 118 WB
GoodOver: SHARP AVE
07-LA-118-R11.31L-LA, Los Angeles, CA
Built 1976 Load: 33.4 t ADT: 122,000
ARROW HWY
GoodOver: SAN GABRIEL RIV
0.5MI E/O I-605 FWY, Los Angeles, CA
Built 1949 Load: 33.4 t ADT: 20,275
SHERMAN WAY
GoodOver: BULL CREEK
1.3 MI WEST OF I-405, Los Angeles, CA
Built 1954 Load: 33.4 t ADT: 39,588
VICTORY BLVD
GoodOver: BURBANK WESTERN CHAN
0.3MI E/O ALAMEDA AVE, Los Angeles, CA
Built 1940 Load: 33.4 t ADT: 22,154
ORANGE GROVE AVE
GoodOver: EATON WASH
0.4MI W/O SRRA MADRE VLLA, Los Angeles, CA
Built 1954 Load: 33.4 t ADT: 8,299
CRAGS DR
GoodOver: TRIUNFO CRK
0.3MI S/O MULHOLLAND HWY, Los Angeles, CA
Built 1951 Load: 33.4 t ADT: 1,020
PETERSON AVE
GoodOver: BELL CREEK(S FORK)
0.05 M N/O SYLVAN ST, Los Angeles, CA
Built 1961 Load: 33.4 t ADT: 2,300
LE ROY AVE
GoodOver: ARCADIA WASH
150FT W/O EL MONTE AVE, Los Angeles, CA
Built 1955 Load: 33.4 t ADT: 2,040
CASTLE RD
GoodOver: HALLS CYN CHAN
0.1MI N/O FOOTHILL BLVD, Los Angeles, CA
Built 1936 Load: 33.4 t ADT: 3,366
D ST
GoodOver: FRESNO RIVER
N/O CENTRAL AVE, Madera, CA
Built 1972 Load: 33.4 t ADT: 8,376
STATE ROUTE 1
GoodOver: ANDERSON CANYON
05-MON-001-35.35, Monterey, CA
Built 1961 Load: 33.4 t ADT: 3,150
US HIGHWAY 101 NB
GoodOver: NACIMIENTO RIVER
05-MON-101-R2.43, Monterey, CA
Built 1965 Load: 33.4 t ADT: 8,100
LINCOLN BLVD
GoodOver: COON CREEK
0.4 MI NW OF CHAMBERLAIN, Placer, CA
Built 1975 Load: 33.4 t ADT: 16,800
INTERSTATE 10
GoodOver: TEX WASH
08-RIV-010-R102.63, Riverside, CA
Built 1967 Load: 33.4 t ADT: 23,000
DISCOVERY PK RD
GoodOver: NATOMAS EAST MAIN DRAIN
GARDEN HIGHWAY, Sacramento, CA
Built 1970 Load: 33.4 t ADT: 1,800
MARKET ST
GoodOver: HILLSIDE
AT ALVARADO SPIRAL POC, San Francisco, CA
Built 1958 Load: 33.4 t ADT: 50,000
Showing 23,801-23,850 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.