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

Total Bridges

27,040

Public highway bridges in California

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

California45.2%48.3%GoodFairPoor
Bridge inventory deck-condition mix - California (FHWA NBI)

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
Structure
Progressive
Burden @ $100K
$26,753

NJ

New Jersey

4.59% top marginal rate
Structure
Progressive
Burden @ $100K
$6,796
Selected

CA

California

4.60% top marginal rate
Structure
Progressive
Burden @ $100K
$27,040

AR

Arkansas

4.71% top marginal rate
Structure
Progressive
Burden @ $100K
$5,544

WA

Washington

4.81% top marginal rate
Structure
Progressive
Burden @ $100K
$8,808

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

Poor

Over: FALL RIVER

0.5 MI N OF MCARTHUR RD, Shasta, CA

Built 1950 Load: 2.7 t ADT: 50

ORESTIMBA ROAD

Poor

Over: CCID MAIN CANAL

0.1 MI E DRAPER RD, Stanislaus, CA

Built 1919 Load: 2.9 t ADT: 684

CLARK STREET

Poor

Over: M.I.D. CANAL

0.1 MI WEST OF ROAD 26.0, Madera, CA

Built 1955 Load: 3.2 t ADT: 200

GULLING STREET

Poor

Over: MIDDLE FORK FEATHER RIV

0.2 MI S SH 70, Plumas, CA

Built 1954 Load: 3.2 t ADT: 10,046

AVENUE 10

Poor

Over: COTTONWOOD CREEK

JUST E/O ROAD 23, Madera, CA

Built 1950 Load: 3.6 t ADT: 50

S BISHOP AVE

Poor

Over: CRESCENT DITCH

0.64 MI S/O MT WHITNEY AV, Fresno, CA

Built 1950 Load: 3.9 t ADT: 125

All Bridges in California

MAIN LEASE RD

Unknown

Over: LA CIENEGA BOULEVARD

1.3MI N/O SLAUSON AVE, Los Angeles, CA

Built 1952 ADT: 5,610

ATSF RR

Unknown

Over: FLORENCE AVE UP

0.2MI E/O BLOOMFIELD AVE, Los Angeles, CA

Built 1979 ADT: 37,465

MAINE AVE POC

Unknown

Over: 6TH ST

0.4MI W/O PACIFIC AVE, Los Angeles, CA

Built 1958 ADT: 17,384

MAINE AVE POC

Unknown

Over: 7TH ST

0.4MI W/O MAGNOLIA AVE, Los Angeles, CA

Built 1958 ADT: 16,324

MAE BOYER PRK POC

Unknown

Over: DEL AMO BOULEVARD

0.5MI W/O I-605 FW, Los Angeles, CA

Built 1966 ADT: 28,629

MARK TWAIN SCH POC

Unknown

Over: CLARK AVE

0.5MI S/O DEL AMO BLVD, Los Angeles, CA

Built 1958 ADT: 23,002

UPRR

Unknown

Over: DEL AMO BLVD UP

0.2MI W/O ATLANTIC AVE, Los Angeles, CA

Built 1950 ADT: 33,708

VRDGO CANADA POC

Unknown

Over: CANADA BLVD

1.3MI N/O US-101 FWY, Los Angeles, CA

Built 1961 ADT: 39,096

SPTC RR

Unknown

Over: BRAND BLVD UP

0.8MI N/O I-5 FWY, Los Angeles, CA

Built 1960 ADT: 33,588

E ACCESS RD

Unknown

Over: ALAMEDA AVE

0.3MI E/O I-5 FWY, Los Angeles, CA

Built 1963 ADT: 36,888

UPRR

Unknown

Over: ALAMEDA AVE

0.3MI E/O I-5 FWY, Los Angeles, CA

Built 1963 ADT: 36,888

W ACCESS RD

Unknown

Over: ALAMEDA AVE

0.3MI E/O I-5 FWY, Los Angeles, CA

Built 1963 ADT: 36,888

UPRR

Unknown

Over: WASHINGTON BLVD

0.2MI E/O DOWNEY RD, Los Angeles, CA

Built 1931 ADT: 18,375

BNSF

Unknown

Over: GARFIELD AVE

250FT N/O TELEGRAPH RD, Los Angeles, CA

Built 1967 ADT: 42,824

UPRR

Unknown

Over: DOWNEY RD UP

0.2MI S/O WASHINGTON BLVD, Los Angeles, CA

Built 1967 ADT: 31,543

26TH ST

Unknown

Over: DOWNEY RD

0.5MI E/O SOTO ST, Los Angeles, CA

Built 1967 ADT: 7,797

UPRR

Unknown

Over: GARFIELD AVE

0.3MI S/O OLYMPIC BLVD, Los Angeles, CA

Built 1954 ADT: 29,150

SPTC RR

Unknown

Over: 25TH ST E

0.3MI S/O AVE S, Los Angeles, CA

Built 1967 ADT: 24,960

GOLDEN SHORE BLVD

Unknown

Over: SHORELINE DR

0.1MI S/O OCEAN BLVD, Los Angeles, CA

Built 1970 ADT: 6,798

243RD ST POC

Unknown

Over: NORMANDIE AVE

0.5MI S/O EPULVEDA BL, Los Angeles, CA

Built 1968 ADT: 18,060

HARBOR SCENIC DR S

Unknown

Over: HARBOR SCENIC DR NB RAMP

1.0MI S/O OCEAN BLVD, Los Angeles, CA

Built 1970 ADT: 1,020

BROADWAY

Unknown

Over: SHORELINE DR

0.3MI W/O MAGNOLIA, Los Angeles, CA

Built 1958 ADT: 6,798

PASEO VALENCIA POC

Unknown

Over: ORCHARD VILLAGE RD

0.2MI S/O MCBEAN PKWY, Los Angeles, CA

Built 1970 ADT: 25,894

BNSF

Unknown

Over: EL SEGUNDO BLVD UP

20FT W/O AVIATION BLVD, Los Angeles, CA

Built 1975 ADT: 43,107

223RD ST

Unknown

Over: SPRR / ALAMEDA ST

0.8MI E/O WILMINGTON AVE, Los Angeles, CA

Built 1975 ADT: 30,800

ERICKSON AVE

Unknown

Over: IMPERIAL HIGHWAY

0.5MI W/O PARAMONT BLVD, Los Angeles, CA

Built 1973 ADT: 46,000

BNSF RR.

Unknown

Over: IMPERIAL HWY UP

0.3MI W/O SHOEMAKER AVE, Los Angeles, CA

Built 1977 ADT: 50,042

SPTCO

Unknown

Over: HACIENDA BLVD

0.3MI N/O VALLEY BLVD, Los Angeles, CA

Built 1977 ADT: 48,608

ANAHEIM ST

Unknown

Over: LONG BEACH FREEWAY

0.1MI W/O I-710 FWY, Los Angeles, CA

Built 1954 ADT: 131,000

QUEENS WAY NB

Unknown

Over: HARBOR SCENIC DR

0.1MI E/O HARBOR PLZ, Los Angeles, CA

Built 1967 ADT: 9,270

QUEENS WAY-SBND

Unknown

Over: HARBOR SCENIC DR

0.6MI S/O OCEAN BLVD, Los Angeles, CA

Built 1967 ADT: 4,590

QUEENS WAY-SBND

Unknown

Over: HARBOR SCENIC DR

0.6MI S/O OCEAN BLVD, Los Angeles, CA

Built 1967 ADT: 2,346

QUEENS WAY SBND

Unknown

Over: SHORELN DR / SEASIDE P

0.1MI S/O OCEAN BLVD, Los Angeles, CA

Built 1967 ADT: 15,244

QUEENS WAY NBND

Unknown

Over: SHORELN DR / SEASIDE P

0.1MI S/O OCEAN BLVD, Los Angeles, CA

Built 1967 ADT: 15,244

SPTC R R

Unknown

Over: SANTA ANITA AVE

0.3MI N/O VALLEY BLVD, Los Angeles, CA

Built 1914 ADT: 28,783

SP/UP RR

Unknown

Over: DURFEE AVE

0.1MI N/O VALLEY BLVD, Los Angeles, CA

Built 1976 ADT: 22,791

I-710 FWY

Unknown

Over: 7TH ST W ON RAMP

0.2MI N/O BROADWAY, Los Angeles, CA

Built 1961 ADT: 13,081

SBDI # 90

Unknown

Over: WASHINGTON BOULEVARD

0.2MI E/O DOWNEY BLVD, Los Angeles, CA

Built 1931 ADT: 18,375

FIRST ST

Unknown

Over: WHITE AVE

0.3MI S/O HOLT AVE, Los Angeles, CA

Built 1960 ADT: 19,618

FIRST ST

Unknown

Over: TOWNE AVE

0.3MI S/O HOLT AVE, Los Angeles, CA

Built 1959 ADT: 17,512

OCEAN BLVD

Unknown

Over: RR,HRB SC DR,LA RV,SHLND

0.1MI E/O PICO AVE, Los Angeles, CA

Built 1959 ADT: 10,300

9TH ST

Unknown

Over: 10ST RMP,10ST,HRB SC DR

0.5MI E/O SANTA FE AVE, Los Angeles, CA

Built 1960 ADT: 4,496

10TH ST OFF RAMP

Unknown

Over: 710 FWY,HB SC DR,10TH ST

0.3MI S/O ANAHEIM ST, Los Angeles, CA

Built 1957 ADT: 111,350

W SHORELINE DRIVE

Unknown

Over: LA RIV,UP,HARBOR SCENIC

0.2MI S/O ANAHEIM ST, Los Angeles, CA

Built 1959 ADT: 12,536

VANOWEN ST

Unknown

Over: HOLLYWOOD WAY

0.5MI N/O VICTORY BLVD, Los Angeles, CA

Built 1970 ADT: 37,736

SPTC RR

Unknown

Over: HOLLYWOOD WAY UP

0.5MI N/O VICTORY BLVD, Los Angeles, CA

Built 1970 ADT: 37,736

EMPIRE AVE

Unknown

Over: HOLLYWOOD WAY

0.5MI N/O VICTORY BLVD, Los Angeles, CA

Built 1970 ADT: 37,736

SPTC RR

Unknown

Over: WHITE AVE UNDER SPTC

0.3MI S/O HOLT AVE, Los Angeles, CA

Built 1960 ADT: 19,618

UPRR

Unknown

Over: WHITE AVE

0.3MI S/O HOLT AVE, Los Angeles, CA

Built 1960 ADT: 19,618

UPRR

Unknown

Over: GAREY AVE UNDER UPRR

0.3MI S/O HOLT AVE, Los Angeles, CA

Built 1963 ADT: 25,007

Showing 2,901-2,950 of 27,040 bridges

Related

All states → | National rankings → | Understanding conditions → | Retired SD term explained →
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.