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
EXCELSIOR AVE
PoorOver: LAST CHANCE DITCH
0.5 MI W OF 12TH AVE, Kings, CA
Built 1918 Load: 17.2 t ADT: 4,650
PHILO GREENWOOD RD
PoorOver: NAVARRO RIVER
0.4 MI W OF SR 128, Mendocino, CA
Built 1949 Load: 17.2 t ADT: 418
GUALALA ROAD
PoorOver: NORTH FORK GUALALA RIVER
2 MI E JCT SR 1, Mendocino, CA
Built 1940 Load: 17.2 t ADT: 97
GIBSON LANE
PoorOver: EAST FORK RUSSIAN RIVER
0.4 MI W EEL RIVER RD, Mendocino, CA
Built 1955 Load: 17.2 t ADT: 561
LEWIS CREEK RD
PoorOver: LEWIS CREEK
0.25 MI E OF RTE 25, Monterey, CA
Built 1930 Load: 17.2 t ADT: 150
FRENCHTOWN RD
PoorOver: DRY CREEK
2.7 MI N OF MARYSVILLE RD, Yuba, CA
Built 1927 Load: 17.2 t ADT: 490
INTERSTATE 880
PoorOver: PATTERSON SLOUGH
04-ALA-880-11.80-FMT, Alameda, CA
Built 1957 Load: 17.5 t ADT: 198,000
OROVILLE CHICO HWY
PoorOver: NANCE CANYON
AT MESA ROAD, Butte, CA
Built 1920 Load: 17.5 t ADT: 300
MALIBU CYN RD
PoorOver: MALIBU CRK
4.0MI S/O US-101 FWY, Los Angeles, CA
Built 1953 Load: 17.5 t ADT: 20,753
GARRAPATOS ROAD
PoorOver: PALO COLORADO CREEK
1.2 MI SE SH 1, Monterey, CA
Built 1961 Load: 17.5 t ADT: 130
CANNON STREET
PoorOver: SANTIAGO CREEK CHANNEL
.2 MI. N/O SANTIAGO C RD, Orange, CA
Built 1970 Load: 17.5 t ADT: 29,100
RIVERSIDE AVE
PoorOver: UP RR RAIL YARD
0.1 MI S OF I-10, San Bernardino, CA
Built 1959 Load: 17.5 t ADT: 37,000
BROOKSIDE AVE
PoorOver: MOREY ARROYO 2
0.31 MI NE TENNESSEE ST, San Bernardino, CA
Built 1950 Load: 17.5 t ADT: 20,000
BUNKER STATION RD
PoorOver: HASS SLOUGH
1.5 MI S BINGHAMTON RD, Solano, CA
Built 1959 Load: 17.5 t ADT: 25
BLOSSOM ROAD
PoorOver: M.I.D. MAIN CANAL
0.5 MI N/O SR132, Stanislaus, CA
Built 1926 Load: 17.5 t ADT: 500
AVENUE 120
PoorOver: UP RR
STATE ROUTE 99, Tulare, CA
Built 1962 Load: 17.5 t ADT: 2,850
C. R. 41
PoorOver: CACHE CREEK
500' E SH 16, Yolo, CA
Built 1930 Load: 17.5 t ADT: 15
ARDENWOOD BL
PoorOver: ALAMEDA FLOOD CNTRL CHNL
0.1 MI S/E LOWRY RD, Alameda, CA
Built 1965 Load: 17.8 t ADT: 17,800
OAK WAY
PoorOver: SANDY GULCH
0.5 MI W GLENWOOD AVE, Butte, CA
Built 1906 Load: 17.8 t ADT: 325
S WESTLAWN AVE
PoorOver: CRESCENT DITCH
0.15 MI N OF EXCELSIOR AV, Fresno, CA
Built 1945 Load: 17.8 t ADT: 50
MATTOLE RD
PoorOver: MATTOLE RIVER
0.8 MI SOUTH OF PETROLIA, Humboldt, CA
Built 1958 Load: 17.8 t ADT: 412
RAVENNA DR
PoorOver: RIVO ALTO CANAL
0.1MI S/O 2ND ST, Los Angeles, CA
Built 1953 Load: 17.8 t ADT: 1,312
COMPTON BLVD
PoorOver: COMPTON CRK
0.2MI E/O WILMINGTON AVE, Los Angeles, CA
Built 1938 Load: 17.8 t ADT: 27,136
OLD TOLL ROAD
PoorOver: BEAR CREEK
3.0 MI W OF SR 49, Mariposa, CA
Built 1948 Load: 17.8 t ADT: 130
CARMEL VALLEY RD
PoorOver: FINCH CREEK
14.1 MI NW ARROYO SECO RD, Monterey, CA
Built 1947 Load: 17.8 t ADT: 290
ORANGEWOOD AVENUE
PoorOver: SANTA ANA RIVER CHANNEL
0.1 MI. W/O ROUTE 57 FWY, Orange, CA
Built 1966 Load: 17.8 t ADT: 17,200
GARDEN BAR RD
PoorOver: COON CREEK
3 MI N PLEASANT RD, Placer, CA
Built 1945 Load: 17.8 t ADT: 209
BRIMBLECOM RD
PoorOver: SAN LORENZO RIVER
.1 MI W/O SR 9, Santa Cruz, CA
Built 1948 Load: 17.8 t ADT: 400
PARKVILLE RD
PoorOver: ASH CREEK
3.4 MI S DERSCH RD, Shasta, CA
Built 1958 Load: 17.8 t ADT: 130
KENT ROAD
PoorOver: SUTTER-BUTTE CANAL
0.2 MI S OF MCDONALD AVE, Sutter, CA
Built 1938 Load: 17.8 t ADT: 389
CHILD'S HILL ROAD
PoorOver: JANE CREEK
10.3 MI SE OF HAMILTON RD, Del Norte, CA
Built 1950 Load: 18.1 t ADT: 5
NORTH ABBY STREET
PoorOver: DRY CREEK CANAL
NORTH OF E. OLIVE AVE, Fresno, CA
Built 1955 Load: 18.1 t ADT: 4,000
MATTOLE ROAD
PoorOver: MATTOLE RIVER
8.0 MI N/O HONEYDEW, Humboldt, CA
Built 1935 Load: 18.1 t ADT: 205
COTTONWOOD GATES
PoorOver: LOS ANGELES AQUEDUCT
0.6 MI W OF RTE 395 JCT, Inyo, CA
Built 1927 Load: 18.1 t ADT: 50
STATE ROUTE 46
PoorOver: GOOSE LAKE CANAL
06-KER-046-35.13, Kern, CA
Built 1956 Load: 18.1 t ADT: 6,100
PARK AVENUE
PoorOver: WATERS WAY
PARK AVE. AT COLLINS ISLE, Orange, CA
Built 1953 Load: 18.1 t ADT: 200
FAIRVIEW STREET
PoorOver: SANTA ANA RIVER CHANNEL
0.2 MI S/O WESTMINSTER AV, Orange, CA
Built 1963 Load: 18.1 t ADT: 38,544
NORTHGATE BLVD
PoorOver: NATOMAS E MAIN DRN CANAL
0.1 MI S OF GARDEN HWY, Sacramento, CA
Built 1970 Load: 18.1 t ADT: 19,991
PARK AV
PoorOver: MISSION STORM DRAIN
0.1 MI E OF CALIFORNIA ST, San Bernardino, CA
Built 1935 Load: 18.1 t ADT: 300
CHEROKEE RD
PoorOver: STOCKTON DIVERTING CANAL
0.5 MI S/W OF S.H. 99, San Joaquin, CA
Built 1948 Load: 18.1 t ADT: 6,863
LOMPICO ROAD
PoorOver: LOMPICO CREEK
AT DEERWOOD DRIVE, Santa Cruz, CA
Built 1940 Load: 18.1 t ADT: 500
INTERSTATE 80
PoorOver: ALAMO CREEK
04-SOL-080-R25.03-VAC, Solano, CA
Built 1936 Load: 18.1 t ADT: 147,000
KERNER BLVD
PoorOver: INDST PRK DRAINAGE CANAL
N/O IRENE ST, S/O BELLAM, Marin, CA
Built 1972 Load: 18.3 t ADT: 3,600
RELIZ CANYON RD
PoorOver: DRAINAGE MISSION CREEK
N MISSION CREEK RD SEC 3, Monterey, CA
Built 1994 Load: 18.3 t ADT: 1
ORVLE CHICO HWY
PoorOver: HAMLIN SLOUGH
1.1 MI NW DURHAM HWY, Butte, CA
Built 1920 Load: 18.5 t ADT: 300
U.S. HIGHWAY 50
PoorOver: SNOW ROAD
03-ED-050-25.26, El Dorado, CA
Built 1957 Load: 18.5 t ADT: 20,300
COTTONWOOD ROAD
PoorOver: OUTSIDE CANAL
0.5 MI E ORCHARD RD, Merced, CA
Built 1975 Load: 18.5 t ADT: 108
GREEN CREEK ROAD
PoorOver: VIRGINIA CREEK
100' W/O US 395, Mono, CA
Built 1956 Load: 18.5 t ADT: 100
RELIZ CYN RD
PoorOver: RELIZ CREEK
0.6 MI S/O ELM AVE, Monterey, CA
Built 1953 Load: 18.5 t ADT: 150
CLAY STATION RD
PoorOver: HADSELVILLE CREEK
0.1 MI N/O SR 104, Sacramento, CA
Built 1960 Load: 18.5 t ADT: 1,025
Showing 26,101-26,150 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.