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
GERBER ROAD
GoodOver: HORSE CREEK
0.3 MI E BRADSHAW BLVD, Sacramento, CA
Built 1984 Load: 48.9 t ADT: 6,755
CIENEGA ROAD
GoodOver: SAN BENITO RIVER
1 MI S OLD AIRPORT RD, San Benito, CA
Built 1984 Load: 48.9 t ADT: 2,500
E10/N&S 215 RAMPS
GoodOver: SANTA ANA RIVER
08-SBD-010-R23.80-COL, San Bernardino, CA
Built 1972 Load: 48.9 t ADT: 28,700
GUASTI RD
GoodOver: CUCAMONGA CREEK CHANNEL
0.2 MI E HOLT/CON.CTR.DR., San Bernardino, CA
Built 1979 Load: 48.9 t ADT: 2,707
OLD HWY 44 DR
GoodOver: COW CREEK
0.5 MI N OF SR 44, Shasta, CA
Built 1955 Load: 48.9 t ADT: 2,178
STATE ROUTE 198
GoodOver: YOKOHL CREEK
06-TUL-198-21.82, Tulare, CA
Built 1971 Load: 48.9 t ADT: 7,100
JACKSONVILLE RD
GoodOver: SULLIVAN CREEK
6.9 MI N/O SR 120, Tuolumne, CA
Built 1970 Load: 48.9 t ADT: 1,567
GLENDALE BLVD
GoodOver: LOS ANGELES RIVER
0.1 MI NE FWY 5, Los Angeles, CA
Built 1929 Load: 49.0 t ADT: 50,619
STATE ROUTE 162
GoodOver: DRY CREEK
03-BUT-162-1.32, Butte, CA
Built 1975 Load: 49.2 t ADT: 930
SUTTON ROAD
GoodOver: STONE CORRAL CREEK
0.5 MI N OF MAXWELL-SITES, Colusa, CA
Built 1975 Load: 49.2 t ADT: 210
E GOODFELLOW AVE
GoodOver: CAMERON SLOUGH
0.14 MI E/O RIVERBEND AVE, Fresno, CA
Built 1981 Load: 49.2 t ADT: 3,200
CANDLEWOOD ST
GoodOver: PALO VERDE DRN
0.9MI E/O BELLFLOWER BLV, Los Angeles, CA
Built 1956 Load: 49.2 t ADT: 3,949
WILLOW AVE
GoodOver: WALNUT CRK
0.4MI N/O FRANCISQUITO AV, Los Angeles, CA
Built 1961 Load: 49.2 t ADT: 5,510
MAGNOLIA BLVD
GoodOver: TUJUNGA WASH
BTWN BELAR AV & CLDWTR C, Los Angeles, CA
Built 1950 Load: 49.2 t ADT: 31,600
HARBOR PLZ DR W
GoodOver: UPRR
200FT W/O PICO AVE, Los Angeles, CA
Built 1981 Load: 49.2 t ADT: 1,530
AVENUE 17
GoodOver: UP RR
EAST OF S.H. 99, Madera, CA
Built 1973 Load: 49.2 t ADT: 667
STATE ROUTE 70
GoodOver: RUSH CREEK
02-PLU-070-23.67, Plumas, CA
Built 1932 Load: 49.2 t ADT: 1,345
LOGAN ST
GoodOver: MORRISON CREEK
0.3 MI N ELDER CREEK RD, Sacramento, CA
Built 1975 Load: 49.2 t ADT: 300
BLUE WATER RD
GoodOver: FREMONT WASH
0.1 MI S LAKEVIEW DR, San Bernardino, CA
Built 1972 Load: 49.2 t ADT: 2,070
STATE ROUTE 150
GoodOver: RINCON CREEK
05-SB-150-R1.55, Santa Barbara, CA
Built 2005 Load: 49.2 t ADT: 3,100
INTERSTATE 680
GoodOver: PARK SERVICE ROAD
04-SCL-680-M0.18-SJS, Santa Clara, CA
Built 1974 Load: 49.2 t ADT: 160,000
CECILVILLE ROAD
GoodOver: KNOWNOTHING CREEK
2 MI S/O SALMON RIVER RD, Siskiyou, CA
Built 1987 Load: 49.2 t ADT: 100
BUENA VISTA AVE
GoodOver: LOS MOLINOS CREEK
0.3 MI N TEHAMA VINA RD, Tehama, CA
Built 1972 Load: 49.2 t ADT: 300
AVE 398
GoodOver: COTTONWOOD CREEK
0.1 MI W OF SR 245, Tulare, CA
Built 1986 Load: 49.2 t ADT: 50
OAKLEY LN
GoodOver: DRY CREEK
0.2 MI S/O DAIRY RD, Yuba, CA
Built 1980 Load: 49.2 t ADT: 650
ROAD 48
GoodOver: WALKER CREEK
0.9 MI E HWY 99W, Glenn, CA
Built 1974 Load: 49.6 t ADT: 647
GARVEY AVE
GoodOver: BIG DALTON WASH
0.5MI W/O PUENTE AVE, Los Angeles, CA
Built 1956 Load: 49.6 t ADT: 11,433
FDR 18
GoodOver: S. FK. YUBA
S20 T17N R12E, Nevada, CA
Built 1957 Load: 49.6 t ADT: 50
AUBURN-FOLSOM ROAD
GoodOver: PED ACCESS & CREEK
0.1 MI N SACRAMENTO ST, Placer, CA
Built 1976 Load: 49.6 t ADT: 13,600
INTERSTATE 15 NB
GoodOver: TEMESCAL CANYON ROAD
08-RIV-015-31.90, Riverside, CA
Built 1979 Load: 49.6 t ADT: 60,500
ELK GROVE BLVD
GoodOver: ELK GROVE CREEK
0.5 MI EAST OF S.R. 99, Sacramento, CA
Built 1976 Load: 49.6 t ADT: 29,869
INTERSTATE 8 WB
GoodOver: LAS BANCAS RD
11-SD-008-R40.84L, San Diego, CA
Built 1974 Load: 49.6 t ADT: 9,800
JAPATUL RD
GoodOver: SWEETWATER RIVER
1.6 MI E/O TAVERN RD, San Diego, CA
Built 1973 Load: 49.6 t ADT: 2,738
MONTAGUE EXPWY
GoodOver: COYOTE CREEK
0.5 MI SW/O I-880, Santa Clara, CA
Built 1966 Load: 49.6 t ADT: 73,260
WHITE ROAD
GoodOver: BRANCH OF CORRALITOS CRK
0.1 MI WEST FREEDOM BLVD, Santa Cruz, CA
Built 1958 Load: 49.6 t ADT: 1,000
STATE ROUTE 49
GoodOver: HILLSIDE
03-SIE-049-2.51, Sierra, CA
Built 1981 Load: 49.6 t ADT: 600
JOHNNY O'NEIL ROAD
GoodOver: HORSE CREEK
HORSE, Siskiyou, CA
Built 1975 Load: 49.6 t ADT: 30
NO DATA ENTERED
GoodOver: HORSE CREEK
HORSE, Siskiyou, CA
Built 1975 Load: 49.6 t ADT: 20
WILLOW CREEK RD
GoodOver: WILLOW CREEK
1.5 MI E SH 1, Sonoma, CA
Built 1978 Load: 49.6 t ADT: 170
STATE ROUTE 49
GoodOver: SONORA CREEK
10-TUO-049-17.80-SRA, Tuolumne, CA
Built 1947 Load: 49.6 t ADT: 11,500
U.S. HIGHWAY 101
GoodOver: S BRANCH ARROYO CONEJO
07-VEN-101-7.01-THOK, Ventura, CA
Built 1954 Load: 49.6 t ADT: 180,000
US HIGHWAY 199 NB
GoodOver: HILLSIDE ABOVE RIVER
01-DN-199-8.66, Del Norte, CA
Built 1979 Load: 49.9 t ADT: 3,750
E ANNADALE AVE
GoodOver: BYRD SLOUGH
0.35 MI E/O MACDONOUGH AV, Fresno, CA
Built 1973 Load: 49.9 t ADT: 1,300
CA State Rt S-24
GoodOver: CA Sluiceway channel
15 mi NW of Yuma, AZ, Imperial, CA
Built 1975 Load: 49.9 t ADT: 200
67113: GRAYS WELL
GoodOver: All American Canal
35 mi W of El Centro, CA, Imperial, CA
Built 2001 Load: 49.9 t ADT: 100
INTERSTATE 405
GoodOver: CULVER BLVD
07-LA-405-27.20-CLC, Los Angeles, CA
Built 1960 Load: 49.9 t ADT: 294,000
I-5 NB
GoodOver: HOLLENBECK LAKE,BOYLE AV
07-LA-005-17.21-LA, Los Angeles, CA
Built 1960 Load: 49.9 t ADT: 117,500
SHRODE AVE
GoodOver: SAWPIT WASH
0.1MI E/O CALIFORNIA AV, Los Angeles, CA
Built 1950 Load: 49.9 t ADT: 2,705
183RD ST
GoodOver: SAN GABRIEL RIV
0.3MI W/O STUDEBAKER RD, Los Angeles, CA
Built 1972 Load: 49.9 t ADT: 16,251
ROUTE 133 SB
GoodOver: SANTIAGO AQUEDUCT
12-ORA-133-13.39-IRVN, Orange, CA
Built 1998 Load: 49.9 t ADT: 47,200
Showing 25,301-25,350 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.