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

NEVADA ST

Good

Over: MISSION ZANJA

0.5 MI N BARTON RD, San Bernardino, CA

Built 1963 Load: 32.4 t ADT: 5,300

ARROW ROUTE

Good

Over: DEER CREEK CHANNEL

0.4 MI W HAVEN AVE, San Bernardino, CA

Built 1975 Load: 32.4 t ADT: 22,000

ADOBE RD

Good

Over: 29 PALMS FL CONT CHANNEL

0.35 MI N ROUTE FAP 62, San Bernardino, CA

Built 1962 Load: 32.4 t ADT: 1,761

W. BROADWAY ST

Good

Over: S STREET CHANNEL

0.1 MI W OF RTE I-40, San Bernardino, CA

Built 1974 Load: 32.4 t ADT: 9,241

KIMBALL AVE

Good

Over: CYPRESS CHANNEL

0.6 MI WEST OF EUCLID, San Bernardino, CA

Built 1976 Load: 32.4 t ADT: 20,500

MISSION BLVD W BND

Good

Over: CUCAMONGA CREEK CHANNEL

0.4 MI W ARCHIBALD AVE, San Bernardino, CA

Built 1979 Load: 32.4 t ADT: 12,082

MISSION BLVD-E BND

Good

Over: CUCAMONGA CREEK CHANNEL

0.4 MI W ARCHIBALD AVE, San Bernardino, CA

Built 1979 Load: 32.4 t ADT: 12,082

PHILADELPHIA ST

Good

Over: CUCAMONGA CREEK CHANNEL

0.25 MI W ARCHIBALD AVE, San Bernardino, CA

Built 1979 Load: 32.4 t ADT: 9,080

EDISON AVE

Good

Over: CUCAMONGA CREEK CHANNEL

0.3 MI W ARCHIBALD AVE, San Bernardino, CA

Built 1979 Load: 32.4 t ADT: 5,781

TRONA RD

Good

Over: BOROSOLVAY CHANNEL

4.7 MI N/O END OF SR 178, San Bernardino, CA

Built 1976 Load: 32.4 t ADT: 3,278

REDHILL CO CLUB DR

Good

Over: CUCAMONGA CREEK CHANNEL

100' W CARNELIAN ST, San Bernardino, CA

Built 1980 Load: 32.4 t ADT: 2,700

BANYAN & SAPPHIRE

Good

Over: DEMENS CREEK CHANNEL

BANYAN ST & SAPPHIRE ST, San Bernardino, CA

Built 1980 Load: 32.4 t ADT: 8,231

4TH / HERMOSA

Good

Over: DEER CREEK CHANNEL

0.5 MI E OF ARCHIBALD, San Bernardino, CA

Built 1981 Load: 32.4 t ADT: 7,943

INLAND EMPIRE BLVD

Good

Over: DEER CREEK CHANNEL

0.4 MI W ARCHIBALD AVE, San Bernardino, CA

Built 1981 Load: 32.4 t ADT: 2,612

40TH ST

Good

Over: DEVIL CREEK CHANNEL

200' EAST OF KENDAL, San Bernardino, CA

Built 1985 Load: 32.4 t ADT: 20,400

SANTA FE ST

Good

Over: EAST DAGGET CHANNEL

0.55 MI E DAGGET YERMO RD, San Bernardino, CA

Built 1985 Load: 32.4 t ADT: 698

MESQUITE SPRINGS R

Good

Over: 29 PALMS FL CONT CHANNEL

0.05 MI N RTE 62, San Bernardino, CA

Built 1986 Load: 32.4 t ADT: 3,164

HIGHLAND AVE

Good

Over: CITY CREEK

0.1 MI E STATE HWY 330, San Bernardino, CA

Built 1993 Load: 32.4 t ADT: 8,200

JURUPA AVE

Good

Over: DAY CREEK

0.5 MI EAST OF RTE I-15, San Bernardino, CA

Built 1981 Load: 32.4 t ADT: 28,615

WALNUT ST

Good

Over: LOWER DEER CREEK CHANNEL

0.4 MI E ARCHIBALD AVE, San Bernardino, CA

Built 1987 Load: 32.4 t ADT: 3,857

RIVERSIDE DR

Good

Over: LOWER DEER CREEK CHANNEL

0.3 MI E ARCHIBALD AVE, San Bernardino, CA

Built 1987 Load: 32.4 t ADT: 16,320

CHINO AVE

Good

Over: LOWER DEER CREEK CHANNEL

0.1 MI E ARCHIBALD AVE, San Bernardino, CA

Built 1989 Load: 32.4 t ADT: 5,472

I ST

Good

Over: W CUCAMONGA CRK CHANNEL

200 FEET EAST GROVE AVE, San Bernardino, CA

Built 1986 Load: 32.4 t ADT: 2,677

W LIBERTY PARKWAY

Good

Over: E ETIWANDA CREEK CHANNEL

0.1 MI N MCKINLEY DR, San Bernardino, CA

Built 1988 Load: 32.4 t ADT: 4,777

W LIBERTY PARKWY N

Good

Over: E ETIWANDA CREEK CHANNEL

0.3 MI SW HERITAGE CIRC, San Bernardino, CA

Built 1988 Load: 32.4 t ADT: 1,934

BASELINE RD

Good

Over: E ETIWANDA CREEK CHANNEL

0.45 MI E OF ROUTE 1-15, San Bernardino, CA

Built 1988 Load: 32.4 t ADT: 29,500

PHILADELPHIA ST

Good

Over: DECLEZ CHANNEL

0.5 MI E MULBERRY, San Bernardino, CA

Built 1985 Load: 32.4 t ADT: 100

CHERRY AVE

Good

Over: DECLEZ CHANNEL

0.6 MI SW LIVE OAK AVE, San Bernardino, CA

Built 1985 Load: 32.4 t ADT: 14,000

CHERRY AVE

Good

Over: DECLEZ CHANNEL

1.55 MI S OF ROUTE 1-10, San Bernardino, CA

Built 1985 Load: 32.4 t ADT: 12,000

LIVE OAK AVE

Good

Over: DECLEZ CHANNEL

0.2 MI S JURUPA AVE, San Bernardino, CA

Built 1989 Load: 32.4 t ADT: 8,500

BEECH AVE

Good

Over: DECLEZ CHANNEL

0.4 MI S JURUPA AVE, San Bernardino, CA

Built 1990 Load: 32.4 t ADT: 4,854

CHAPS LANE

Good

Over: DECLEZ CHANNEL

0.1 MI E OF BEECH AVE, San Bernardino, CA

Built 2003 Load: 32.4 t ADT: 600

LYNWOOD DR

Good

Over: SAND CREEK CHANNEL

0.1 MI W OF VICTORIA ST, San Bernardino, CA

Built 1990 Load: 32.4 t ADT: 7,650

PALM AVENUE

Good

Over: CABLE CREEK CHANNEL

50' E OF KENDALL DR, San Bernardino, CA

Built 1990 Load: 32.4 t ADT: 14,280

INDIAN TRAIL

Good

Over: MOJAVE RIVER

1.1 MI N NATNL TRAIL HWY, San Bernardino, CA

Built 1993 Load: 32.4 t ADT: 386

NAT TRAILS HWY

Good

Over: DOLO DITCH

1.8 MI. SW OF ESSEX ROAD, San Bernardino, CA

Built 1999 Load: 32.4 t ADT: 477

BAKER BLVD

Good

Over: BAKER AIRPORT DITCH

.6 MI N/E RTE FAP 12 127, San Bernardino, CA

Built 1999 Load: 32.4 t ADT: 8,000

WATERMAN AVENUE

Good

Over: SAN TIMOTEO CREEK

0.2 MI N OF I-10, San Bernardino, CA

Built 1996 Load: 32.4 t ADT: 27,597

TORREY PINES ROAD

Good

Over: MILL CREEK

0.1 MI N VALLEY OF FALLS, San Bernardino, CA

Built 1998 Load: 32.4 t ADT: 723

AIRPORT DRIVE

Good

Over: WEST CUCAMONGA CHANNEL

0.2 MI E GROVE AVE, San Bernardino, CA

Built 2002 Load: 32.4 t ADT: 18,921

SAN BERNARDINO AVE

Good

Over: SAN SEVAINE CHANNEL

0.5 MI EAST OF ETIWANDA, San Bernardino, CA

Built 2001 Load: 32.4 t ADT: 15,775

PHELAN ROAD

Good

Over: ANACONDA AVENUE DRAIN

2.7 MI W US 395, San Bernardino, CA

Built 2001 Load: 32.4 t ADT: 7,048

PHELAN ROAD

Good

Over: BARKER ROAD DRAIN

2.4 MI W US 395, San Bernardino, CA

Built 2001 Load: 32.4 t ADT: 7,048

PHELAN ROAD

Good

Over: PHELAN ROAD

2.0 MI W US 395, San Bernardino, CA

Built 2001 Load: 32.4 t ADT: 7,048

PHELAN ROAD

Good

Over: OAK HILL ST0RM DRAIN

1.1 MI W US 395, San Bernardino, CA

Built 2001 Load: 32.4 t ADT: 7,048

ASTER ROAD

Good

Over: ASTER ROAD

0.01 MI N PHELAN ROAD, San Bernardino, CA

Built 2001 Load: 32.4 t ADT: 21

CHAPMAN ROAD

Good

Over: WILSON CREEK

100 ' N OAK GLEN ROAD, San Bernardino, CA

Built 2004 Load: 32.4 t ADT: 9,000

OAK GLEN ROAD

Good

Over: WILSON CREEK

1 MI NE OF YUCAIPA BLVD, San Bernardino, CA

Built 2004 Load: 32.4 t ADT: 12,563

BAKER BLVD

Good

Over: MOJAVE RIVER

0.2 MI NE/O SR127, San Bernardino, CA

Built 2005 Load: 32.4 t ADT: 8,000

PHELAN ROAD

Good

Over: SHEEP CREEK

0.2 MI WEST BUCKWHEAT RD, San Bernardino, CA

Built 2005 Load: 32.4 t ADT: 12,199

Showing 22,351-22,400 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.