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

16TH STREET

Good

Over: KERN ISLAND CANAL

EAST OF 'O' ST, Kern, CA

Built 1986 Load: 32.4 t ADT: 1,353

SEQUOIA ROAD

Good

Over: BEARDSLEY CANAL

0.09 MI S OF OLIVE DR, Kern, CA

Built 1981 Load: 32.4 t ADT: 3,500

GOSFORD ROAD

Good

Over: ARVIN-EDISON CANAL

0.23 MI S FRASER RD, Kern, CA

Built 1964 Load: 32.4 t ADT: 18,700

MULLER ROAD

Good

Over: EAST SIDE CANAL

0.15 MI WEST OF S.H. 184, Kern, CA

Built 1982 Load: 32.4 t ADT: 700

WIBLE ROAD

Good

Over: KERN ISLAND CANAL

0.5 MI SOUTH OF MOCAL RD, Kern, CA

Built 1982 Load: 32.4 t ADT: 200

STATION ROAD

Good

Over: EAST SIDE CANAL

0.6 MI EAST OF TUPMAN RD, Kern, CA

Built 1950 Load: 32.4 t ADT: 300

TRUXTUN AVE

Good

Over: STINE CANAL

0.2 MI WEST OF OAK ST, Kern, CA

Built 1977 Load: 32.4 t ADT: 26,919

MOHAWK STREET

Good

Over: CARRIER CANAL

SOUTH OF TRUXTUN AVE, Kern, CA

Built 1977 Load: 32.4 t ADT: 14,700

TRUXTUN AVE

Good

Over: CARRIER CANAL

EAST OF QUAILRIDGE, Kern, CA

Built 1977 Load: 32.4 t ADT: 18,700

EMPIRE DRIVE

Good

Over: CARRIER CANAL

SOUTH OF TRUXTUN, Kern, CA

Built 1977 Load: 32.4 t ADT: 500

MING AVE

Good

Over: ARVIN-EDISON CANAL

0.2 MI W GOSFORD RD, Kern, CA

Built 1982 Load: 32.4 t ADT: 24,400

WHITE LANE

Good

Over: ARVIN-EDISON CANAL

0.2 MI E OF GOSFORD RD, Kern, CA

Built 1980 Load: 32.4 t ADT: 20,000

COFFEE ROAD

Good

Over: CALLOWAY CANAL

0.3 MI N OF ROSEDALE HWY, Kern, CA

Built 1990 Load: 32.4 t ADT: 40,900

CALLOWAY DRIVE

Good

Over: CALLOWAY CANAL

1.9 MI NORTH OF S.R. 58, Kern, CA

Built 1992 Load: 32.4 t ADT: 5,253

CALLOWAY DR, OLIVE

Good

Over: FRIANT-KERN CANAL

2 MI NORTH OF SR 58, Kern, CA

Built 2003 Load: 32.4 t ADT: 6,500

OLIVE DRIVE

Good

Over: CALLOWAY CANAL

W OF CALLOWAY DRIVE, Kern, CA

Built 2003 Load: 32.4 t ADT: 5,000

ASHE RD &HARRIS RD

Good

Over: ARVIN-EDISON CANAL

ASHE ROAD AT HARRIS ROAD, Kern, CA

Built 1995 Load: 32.4 t ADT: 16,000

HAGEMAN ROAD

Good

Over: CALLOWAY CANAL

0.5 MI WEST OF COFFEE RD, Kern, CA

Built 1994 Load: 32.4 t ADT: 26,000

7TH STANDARD ROAD

Good

Over: LERDO (BEARDSLEY) CANAL

WEST OF COFFEE ROAD, Kern, CA

Built 2010 Load: 32.4 t ADT: 9,723

7TH STANDARD RD EB

Good

Over: LERDO (BEARDSLEY) CANAL

WEST OF COFFEE ROAD, Kern, CA

Built 2010 Load: 32.4 t ADT: 9,723

7TH STANDARD ROAD

Good

Over: FRIANT-KERN CANAL

WEST OF VERDUGO ROAD, Kern, CA

Built 2010 Load: 32.4 t ADT: 9,723

7TH STANDARD RD EB

Good

Over: FRIANT-KERN CANAL

WEST OF VERDUGO ROAD, Kern, CA

Built 2010 Load: 32.4 t ADT: 9,723

7TH STANDARD RD EB

Good

Over: CALLOWAY CANAL

WEST OF CALLOWAY ROAD, Kern, CA

Built 2010 Load: 32.4 t ADT: 9,723

WESTSIDEPKY OFFRMP

Good

Over: FRIANT-KERN CANAL

NEAR BRIMHALL ROAD, Kern, CA

Built 2011 Load: 32.4 t ADT: 5,150

ALLEN ROAD

Good

Over: KERN RIVER

0.5 MI SOUTH OF STOCKDALE, Kern, CA

Built 2009 Load: 32.4 t ADT: 12,766

MOHAWK STREET

Good

Over: CROSS VALLEY CANAL

NORTH OF KERN RIVER, Kern, CA

Built 2011 Load: 32.4 t ADT: 18,843

WESTSIDE PARKWAY

Good

Over: KERN RIVER

0.2 MI NW TRUXTUN AVE, Kern, CA

Built 2013 Load: 32.4 t ADT: 1,200

SOUTH P STREET

Good

Over: KERN ISLAND CNL CNTRL BR

SOUTH OF SNYDER LANE, Kern, CA

Built 2004 Load: 32.4 t ADT: 4,521

SNOW ROAD

Good

Over: CALLOWAY CANAL

0.8 MI W CALLOWAY DR, Kern, CA

Built 2007 Load: 32.4 t ADT: 5,253

SNOW ROAD

Good

Over: FRIANT-KERN CANAL

0.6 M WEST OF CALLOWAY DR, Kern, CA

Built 2007 Load: 32.4 t ADT: 5,240

18TH STREET

Good

Over: KERN ISLAND CANAL

EAST OF 'R' STREET, Kern, CA

Built 2008 Load: 32.4 t ADT: 5,000

7TH STANDARD ROAD

Good

Over: UP RR TRACKS

0.1 MI WEST OF SR99, Kern, CA

Built 2010 Load: 32.4 t ADT: 17,500

ALLEN ROAD

Good

Over: CROSS VALLEY CANAL

0.4 MI NORTH OF STOCKDALE, Kern, CA

Built 2010 Load: 32.4 t ADT: 12,766

BENA ROAD

Good

Over: WALKER BASIN CREEK

2.0 MI EAST NEUMARKEL RD, Kern, CA

Built 2013 Load: 32.4 t ADT: 350

BENA ROAD

Good

Over: CALIENTE CREEK

3.4 MI EAST NEUMARKEL RD, Kern, CA

Built 2013 Load: 32.4 t ADT: 350

ROSEDALE HWY

Good

Over: FRIANT-KERN CANAL

COFFEE RD(2.7 MI W RTE99), Kern, CA

Built 1951 Load: 32.4 t ADT: 41,250

MOHAWK STREET

Good

Over: CALLOWAY CANAL

0.6 MI N OF ROSEDALE HWY, Kern, CA

Built 2014 Load: 32.4 t ADT: 20,000

CHALLENGER DRIVE

Good

Over: WEST DRAINAGE CHANNEL

0.5 MI E OF CAPITAL HILLS, Kern, CA

Built 2014 Load: 32.4 t ADT: 3,706

CHALLENGER DRIVE

Good

Over: EAST DRAINAGE CHANNEL

1.0 MI E OF CAPITAL HILLS, Kern, CA

Built 2014 Load: 32.4 t ADT: 3,706

WESTSIDE PARKWAY

Good

Over: CROSS VALLY CANAL

0.2 MI W OF KERN RIVER BR, Kern, CA

Built 2012 Load: 32.4 t ADT: 20,000

S CHINA LAKE BLVD

Good

Over: BOWMAN WASH

S CHINA LAKE & BOWMAN, Kern, CA

Built 2016 Load: 32.4 t ADT: 10,000

E BOWMAN ROAD

Good

Over: COLLEGE HEIGHTS WASH

S CHINA LAKE & BOWMAN, Kern, CA

Built 2016 Load: 32.4 t ADT: 3,706

EDISON ROAD

Good

Over: EAST SIDE CANAL

0.7 MI N OF ROUTE 223, Kern, CA

Built 2000 Load: 32.4 t ADT: 2,514

Plymouth Ave

Good

Over: San Luis Canal

1.0 MI W 30TH AVE, Kings, CA

Built 1965 Load: 32.4 t ADT: 200

30th Ave

Good

Over: San Luis Canal

1.7 mi S plymouth Ave, Kings, CA

Built 1965 Load: 32.4 t ADT: 100

Quail Ave

Good

Over: San Luis Canal

2.0 MI W OF CA 41, Kings, CA

Built 1965 Load: 32.4 t ADT: 200

STATE ROUTE 198 WB

Good

Over: CROSS CREEK

06-KIN-198-25.17, Kings, CA

Built 2012 Load: 32.4 t ADT: 9,000

STATE ROUTE 198

Good

Over: CROSS CREEK

06-KIN-198-25.17, Kings, CA

Built 1992 Load: 32.4 t ADT: 18,000

STATE ROUTE 41

Good

Over: CALIFORNIA AQUEDUCT

06-KIN-041-16.99, Kings, CA

Built 1967 Load: 32.4 t ADT: 7,900

STATE ROUTE 41

Good

Over: ARROYO ROBADOR

06-KIN-041-17.06, Kings, CA

Built 1960 Load: 32.4 t ADT: 6,700

Showing 20,651-20,700 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.