Orange County, CA

1,224 public highway bridges

Orange County Bridge Snapshot

According to the Federal Highway Administration's 2024 National Bridge Inventory, Orange County, California contains 1,224 public highway bridges. Roughly 35.3% are rated “Good,” 21.2% “Fair,” and 2.2% “Poor.” Poor means the lowest applicable deck, superstructure, substructure, or culvert rating is 4 or below on the 0–9 NBI scale. It is a condition category, not a live safety or closure decision.

Responsible agencies inspect covered bridges on risk-based intervals under current NBIS rules and submit inventory data to FHWA annually. The list below shows every NBI-tracked bridge in the county. Use the “Sort by” controls to change the ordering, and click any row for its reported inspection date, traffic count, and condition fields.

Source: FHWA National Bridge Inventory. See methodology for full definitions.

1,224
Total Bridges
35.3%
Good
21.2%
Fair
2.2%
Poor Condition

Condition Distribution

Good
35.3% (432)
Fair
21.2% (260)
Poor
2.2% (27)

All Bridges (1,224)

HAMILTON AVENUE

Fair

Over: TALBERT CHANNEL

0.25 MI W/O BUSHARD ST, Orange, CA

Built 1976 Load: 32.4 t ADT: 12,000

ATLANTA AVENUE

Fair

Over: TALBERT CHANNEL

0.25 MI W/O BUSHARD ST, Orange, CA

Built 1970 Load: 32.4 t ADT: 15,000

ATLANTA AVENUE

Fair

Over: HUNTINGTON BEACH CHANNEL

0.1 MI E/O RTE 39, Orange, CA

Built 1966 Load: 32.4 t ADT: 9,500

MAC DUFF STREET

Fair

Over: ANAHEIM-BARBER CITY CHAN

0.3 MI N/O CHAPMAN AVE, Orange, CA

Built 1963 Load: 32.4 t ADT: 1,000

GILBERT STREET

Fair

Over: ANAHEIM-BARBER CITY CHAN

0.15 MI N/O ORANGEWOOD AV, Orange, CA

Built 1963 Load: 32.4 t ADT: 11,500

BARCLAY DRIVE

Fair

Over: ANAHEIM-BARBER CITY CHAN

0.15 MI N/O ORANGEWOOD AV, Orange, CA

Built 1963 Load: 32.4 t ADT: 1,000

BISCAYNE BLVD

Fair

Over: ANAHEIM-BARBER CITY CHAN

0.15 MI N/O ORANGEWOOD AV, Orange, CA

Built 1963 Load: 32.4 t ADT: 500

COMMONWEALTH AVE

Fair

Over: FULLERTON CREEK CHANNEL

0.1 MI W/O RAYMOND AVE, Orange, CA

Built 1979 Load: 32.4 t ADT: 19,000

AVENIDA VAQUERO

Fair

Over: PRIMA DESHECHA CANADA

50' E/O CAMINO CAPISTRANO, Orange, CA

Built 1974 Load: 32.4 t ADT: 4,000

WALNUT AVENUE EBND

Fair

Over: PETERS CANYON CHANNEL

0.2 KM W HARVARD AVE, Orange, CA

Built 1980 Load: 32.4 t ADT: 9,600

YORKTOWN AVE

Fair

Over: TALBERT CHANNEL

0.25 MI E/O MAGNOLIA ST, Orange, CA

Built 1970 Load: 32.4 t ADT: 13,000

EDINGER AVENUE

Fair

Over: PETERS CANYON CHANNEL

100' SE/O JAMBOREE ROAD, Orange, CA

Built 1985 Load: 32.4 t ADT: 23,000

SOUTH COAST DRIVE

Fair

Over: GREENVILLE-BANNING CHAN

0.4 MI. E/O HARBOR BLVD., Orange, CA

Built 1981 Load: 32.4 t ADT: 11,000

MCGAW AVENUE

Fair

Over: BARRANCA CHANNEL

0.3 MI N/W JAMBORE RD, Orange, CA

Built 1975 Load: 32.4 t ADT: 5,890

BARRANCA PARKWAY

Fair

Over: BARRANCA CHANNEL

0.4 MI N/W JAMBOREE RD, Orange, CA

Built 1975 Load: 32.4 t ADT: 31,500

HARVARD AVENUE

Fair

Over: SAN JOAQUIN CHANNEL

0.2 MI S MICHELSON DR, Orange, CA

Built 1981 Load: 32.4 t ADT: 19,000

CREEK ROAD

Fair

Over: SAN DIEGO CREEK CHANNEL

0.1 MI SW BARRANCA PARKY, Orange, CA

Built 1981 Load: 32.4 t ADT: 5,000

RIDGELINE DRIVE

Fair

Over: SAND CANYON CHANNEL

300' S/O UNIVERSITY DRIVE, Orange, CA

Built 1976 Load: 32.4 t ADT: 12,700

CREEKSIDE DRIVE

Fair

Over: ALISO CREEK

200' SE/O EL TORO ROAD, Orange, CA

Built 1980 Load: 32.4 t ADT: 1,000

JERONIMO ROAD

Fair

Over: OSO CREEK SERVICE ROAD

0.31 MI E MARGUERITE PKY, Orange, CA

Built 1973 Load: 32.4 t ADT: 15,313

NELLIE GAIL ROAD

Fair

Over: NARCO CHANNEL

0.1 MI S/O OSO PARKWAY, Orange, CA

Built 1979 Load: 32.4 t ADT: 2,700

ALICIA PARKWAY

Fair

Over: SULPHUR CREEK

0.32 MI S ALISO CREEK DR, Orange, CA

Built 1976 Load: 32.4 t ADT: 35,200

CAMINO DEL AVION

Fair

Over: SALT CREEK BIKE PATH

0.4 MI E CROWN VLY PKWY, Orange, CA

Built 1980 Load: 32.4 t ADT: 11,900

CALLE FRONTERA

Fair

Over: SEGUNDA DESHECHA CANADA

100' W/O AVENIDA PICO, Orange, CA

Built 1981 Load: 32.4 t ADT: 4,000

AVENIDA PICO

Fair

Over: SEGUNDA DESHECHA CANADA

0.2 MI NE/O I-5 FREEWAY, Orange, CA

Built 1981 Load: 32.4 t ADT: 47,000

WEIR CANYON ROAD

Fair

Over: SANTA ANA RIVER CHANNEL

0.2 MI NORTH OF FWY 91, Orange, CA

Built 1983 Load: 32.4 t ADT: 34,000

VILLA PARK ROAD

Fair

Over: SANTIAGO CREEK

1.74 MI. E/O ROUTE 55 FWY, Orange, CA

Built 1982 Load: 32.4 t ADT: 26,000

W/B SNTA MRGTA PWY

Fair

Over: ARROYO TRABUCO

0.2 MI E/O ALICIA PARKWAY, Orange, CA

Built 1991 Load: 32.4 t ADT: 29,150

E/B SNTA MRGTA PWY

Fair

Over: ARROYO TRABUCO

0.2 MI. SE/O ALICIA PKWY, Orange, CA

Built 1984 Load: 32.4 t ADT: 29,150

WEIR CANYON ROAD

Fair

Over: OLD CANAL ROAD

0.2 MI N/O FWY 91, Orange, CA

Built 1984 Load: 32.4 t ADT: 34,000

W/B LGNA HILLS DR

Fair

Over: ALISO CREEK

400' E/O MOULTON PKWY, Orange, CA

Built 1985 Load: 32.4 t ADT: 3,618

E/B LGNA HILLS DR

Fair

Over: ALISO CREEK

400' E/O MOULTON PKWY, Orange, CA

Built 1985 Load: 32.4 t ADT: 3,606

EL CAMINO REAL

Fair

Over: EL MODENA-IRVINE CHANNEL

100' NW/O MYFORD ROAD, Orange, CA

Built 1987 Load: 32.4 t ADT: 16,000

BRYAN AVENUE

Fair

Over: EL MODENA-IRVINE CHANNEL

100' NW/O MYFORD ROAD, Orange, CA

Built 1987 Load: 32.4 t ADT: 15,000

NORMANDALE DRIVE

Fair

Over: ALISO CREEK

200' W/O EL TORO ROAD, Orange, CA

Built 1987 Load: 32.4 t ADT: 4,000

VIA LOMAS DE YORBA

Fair

Over: BNSF RY,AMTRAK,METROLINK

0.2 MI. N/O LA PALMA AVE., Orange, CA

Built 1986 Load: 32.4 t ADT: 7,500

W/B UNIVERSITY DR.

Fair

Over: BONITA CREEK CHANNEL

0.1 MI W/O MACARTHUR BLVD, Orange, CA

Built 1988 Load: 32.4 t ADT: 11,000

JAMBOREE RD

Fair

Over: MOFFETT DRIVE

0.5 MI S/O EDINGER AVE, Orange, CA

Built 1991 Load: 32.4 t ADT: 80,000

KATELLA AVE EB

Fair

Over: SANTA ANA RIVER CHANNEL

0.3 MI. E/O ROUTE 57 FWY, Orange, CA

Built 1989 Load: 32.4 t ADT: 13,500

W/B ALTON PARKWAY

Fair

Over: SAN DIEGO CREEK CHANNEL

0.7 MI E/O SAND CANYON, Orange, CA

Built 1988 Load: 32.4 t ADT: 9,800

E/B ALTON PARKWAY

Fair

Over: SAN DIEGO CREEK CHANNEL

0.7 MI E/O SAND CANYON, Orange, CA

Built 1988 Load: 32.4 t ADT: 8,200

HARVARD AVE

Fair

Over: SAN DIEGO CREEK CHANNEL

100' S/O BARRANCA PKWY, Orange, CA

Built 1988 Load: 32.4 t ADT: 20,000

S/B FAIRVIEW ROAD

Fair

Over: HILLSIDE

0.05 MI S/O ROUTE 405 FWY, Orange, CA

Built 1989 Load: 32.4 t ADT: 42,000

S/B JAMBOREE ROAD

Fair

Over: PETERS CANYON CHANNEL

0.7 MI NE/O IRVINE BLVD., Orange, CA

Built 1989 Load: 32.4 t ADT: 14,000

N/B JAMBOREE ROAD

Fair

Over: PETERS CANYON CHANNEL

0.7 MI NE/O IRVINE BLVD., Orange, CA

Built 1989 Load: 32.4 t ADT: 14,000

CORONADO

Fair

Over: SAN DIEGO CREEK CHANNEL

0.3 MI NW/O HARVARD AVE, Orange, CA

Built 1989 Load: 32.4 t ADT: 5,000

IRVINE CENTER DRIV

Fair

Over: SAN DIEGO CREEK CHANNEL

0.3 MI S/O BAKE PKWY, Orange, CA

Built 1989 Load: 32.4 t ADT: 18,400

IRVINE BLVD

Fair

Over: BORREGO CYN CHANNEL

200' N/O ALTON PARKWAY, Orange, CA

Built 1988 Load: 32.4 t ADT: 22,300

GYPSUM CANYON ROAD

Fair

Over: SANTA ANA RIVER

0.2 MI. N/O ROUTE 91 FWY., Orange, CA

Built 1989 Load: 32.4 t ADT: 11,449

BARRANCA PARKWY

Fair

Over: MARSHBURN CHANNEL

0.2 MI. E/O SAND CYN AVE, Orange, CA

Built 1989 Load: 32.4 t ADT: 12,000
Data sourced from official public datasets. See our methodology for details. Retrieved and formatted by PlainBridges

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.