Kern County, CA

686 public highway bridges

Kern County Bridge Snapshot

Kern County, California contains 686 public highway bridges in the FHWA National Bridge Inventory. Roughly 32.7% are rated “Good,” 32.8% “Fair,” 4.5% “Poor,” and 4.5% are classified as structurally deficient — the federal designation for spans whose deck, superstructure, or substructure has been rated 4 or below on the 0–9 NBI scale. Structurally deficient does not mean unsafe to cross; it means the bridge is on the priority list for repair or replacement.

Inspections in CA are conducted by certified engineers from the state Department of Transportation on a 24-month cycle, and results are reported back to the FHWA each spring. The list below shows every NBI-tracked bridge in the county, sorted by inventory load rating. Use the “Sort by” controls to surface the lowest-rated spans first, and click any row for full inspection history, traffic counts, and condition trends.

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

686
Total Bridges
32.7%
Good
4.5%
Poor
4.5%
Structurally Deficient

Condition Distribution

Good
32.7% (224)
Fair
32.8% (225)
Poor
4.5% (31)
SD
4.5% (31)

All Bridges (686)

GRANITE RD

Fair

Over: POSO CREEK

3 MI S/O BKRFLD-GLNVLE RD, Kern, CA

Built 1969 Load: 32.1 t ADT: 280

STATE ROUTE 58

Fair

Over: EAST SIDE CANAL

06-KER-058-28.41, Kern, CA

Built 1951 Load: 32.4 t ADT: 9,000

STATE ROUTE 46

Fair

Over: WEST SIDE CANAL

06-KER-046-32.85, Kern, CA

Built 1956 Load: 32.4 t ADT: 6,100

STATE ROUTE 178

Fair

Over: COTTONWOOD CREEK

06-KER-178-R11.66, Kern, CA

Built 1993 Load: 32.4 t ADT: 4,350

STATE ROUTE 178

Fair

Over: CANE BRAKE CREEK

09-KER-178-76.98, Kern, CA

Built 1948 Load: 32.4 t ADT: 4,800

STATE ROUTE 33

Fair

Over: SEVENTEEN CANYON

06-KER-033-21.49, Kern, CA

Built 1973 Load: 32.4 t ADT: 10,400

STATE ROUTE 119

Fair

Over: LAKEVIEW WASH

06-KER-119-8.78, Kern, CA

Built 1948 Load: 32.4 t ADT: 11,800

STATE ROUTE 65

Fair

Over: LITTLE CREEK

06-KER-065-11.00, Kern, CA

Built 1971 Load: 32.4 t ADT: 7,000

STATE ROUTE 33

Fair

Over: CYMRIC WASH

06-KER-033-40.38, Kern, CA

Built 1959 Load: 32.4 t ADT: 1,400

INTERSTATE 5

Fair

Over: GRAPEVINE CREEK

06-KER-005-4.47, Kern, CA

Built 1951 Load: 32.4 t ADT: 69,000

ST RTE 99 & UP RR

Fair

Over: FRIANT-KERN CANAL

06-KER-099-46.32, Kern, CA

Built 1950 Load: 32.4 t ADT: 59,000

STATE ROUTE 99

Fair

Over: POSO CREEK OVERFLOW

06-KER-099-41.85, Kern, CA

Built 1947 Load: 32.4 t ADT: 90,000

STATE ROUTE 155

Fair

Over: FRENCH GULCH

06-KER-155-R68.69, Kern, CA

Built 1994 Load: 32.4 t ADT: 6,600

STATE ROUTE 119

Fair

Over: SANDY CREEK

06-KER-119-0.97-TAF, Kern, CA

Built 1956 Load: 32.4 t ADT: 5,600

STATE ROUTE 155

Fair

Over: RAG GULCH

06-KER-155-R15.28, Kern, CA

Built 1953 Load: 32.4 t ADT: 180

INTERSTATE 5

Fair

Over: TECUYA CREEK

06-KER-005-16.57, Kern, CA

Built 1967 Load: 32.4 t ADT: 28,500

INTERSTATE 5

Fair

Over: ALEJANDRO CANAL

06-KER-005-40.44, Kern, CA

Built 1969 Load: 32.4 t ADT: 30,000

STATE ROUTE 58

Fair

Over: CACHE CREEK OVERFLOW #1

09-KER-058-R99.98, Kern, CA

Built 1970 Load: 32.4 t ADT: 40,000

STATE ROUTE 14

Fair

Over: CANTIL WASH

09-KER-014-37.32, Kern, CA

Built 1980 Load: 32.4 t ADT: 6,050

STATE ROUTE 178

Fair

Over: ERSKINE CREEK

06-KER-178-R41.61, Kern, CA

Built 1974 Load: 32.4 t ADT: 4,200

178 EASTBND OFFRP

Fair

Over: ERSKINE CREEK

06-KER-178-R41.59, Kern, CA

Built 1974 Load: 32.4 t ADT: 740

STATE ROUTE 14

Fair

Over: JAWBONE CANYON WASH

09-KER-014-35.40, Kern, CA

Built 1994 Load: 32.4 t ADT: 6,050

STATE ROUTE 14

Fair

Over: INDIAN WELLS WASH

09-KER-014-62.97, Kern, CA

Built 1994 Load: 32.4 t ADT: 3,100

STATE ROUTE 58 WB

Fair

Over: LA DWP WEST AQUEDUCT

09-KER-058-M108.47, Kern, CA

Built 2003 Load: 32.4 t ADT: 19,900

STATE ROUTE 58 EB

Fair

Over: LA DWP WEST AQUEDUCT

09-KER-058-M108.47, Kern, CA

Built 2003 Load: 32.4 t ADT: 14,050

SR-58 WB ON-RAMP

Fair

Over: LA DWP EAST AQUEDUCT

09-KER-058-M108.60, Kern, CA

Built 2003 Load: 32.4 t ADT: 3,100

SR-58 EB OFF RAMP

Fair

Over: LA DWP EAST AQUEDUCT

09-KER-058-M108.60, Kern, CA

Built 2003 Load: 32.4 t ADT: 3,650

STATE ROUTE 65

Fair

Over: POSO CREEK

06-KER-065-8.29, Kern, CA

Built 2003 Load: 32.4 t ADT: 7,000

STATE ROUTE 58 WB

Fair

Over: SAND CANYON ROAD

09-KER-058-R99.49, Kern, CA

Built 2014 Load: 32.4 t ADT: 10,000

STOCKDALE HWY

Fair

Over: KERN RIVER

0.3 MI W BUENA VISTA RD, Kern, CA

Built 1990 Load: 32.4 t ADT: 46,000

CHINAGRADE LOOP RD

Fair

Over: KERN RIVER

0.1 MI S ROUND MTN RD, Kern, CA

Built 1991 Load: 32.4 t ADT: 5,000

POND ROAD

Fair

Over: UP RR

19.4 MI E OF CORCORAN RD, Kern, CA

Built 1960 Load: 32.4 t ADT: 3,970

ZERKER RD

Fair

Over: LERDO CANAL

SOUTH OF LERDO HWY, Kern, CA

Built 1964 Load: 32.4 t ADT: 870

30TH STREET

Fair

Over: EAST SIDE CANAL

WEST OF UNION AVE, Kern, CA

Built 1978 Load: 32.4 t ADT: 2,309

CHINA GRADE LOOP

Fair

Over: BEARDSLEY CANAL

0.1MI S/O ROUND MT. DRIVE, Kern, CA

Built 1997 Load: 32.4 t ADT: 4,269

TEHACHAPI WIL SPRG

Fair

Over: HIGHLINE RD CANAL

AT HIGHLINE RD, Kern, CA

Built 1972 Load: 32.4 t ADT: 1,890

MING AVE

Fair

Over: KERN ISLAND CANAL

EAST OF SOUTH 'H' ST, Kern, CA

Built 1956 Load: 32.4 t ADT: 13,217

FAIRFAX RD

Fair

Over: EAST SIDE CANAL

NORTH OF DEACON AVE, Kern, CA

Built 1979 Load: 32.4 t ADT: 16,000

LAKE ISABELLA RD

Fair

Over: BODFISH CREEK

S BODFISH CYN RD, Kern, CA

Built 1948 Load: 32.4 t ADT: 7,300

TRUXTUN AVE

Fair

Over: KERN ISLAND CANAL

EAST OF 'Q' ST, Kern, CA

Built 1986 Load: 32.4 t ADT: 14,307

REWARD ROAD

Fair

Over: WOOD CANYON WASH

2 MI E MARIA VLY HWY, Kern, CA

Built 1983 Load: 32.4 t ADT: 890

CALIENTE CREEK RD

Fair

Over: INDIAN CREEK

WEST OF INDIAN CREEK RD, Kern, CA

Built 1976 Load: 32.4 t ADT: 500

CALIENTE-BODFISH R

Fair

Over: TEHACHAPI CREEK

NORTH BEALVILLE RD, Kern, CA

Built 1976 Load: 32.4 t ADT: 550

SNOW ROAD

Fair

Over: BEARDSLEY CANAL

0.1 MI W FRUITVALE AVE, Kern, CA

Built 1975 Load: 32.4 t ADT: 3,000

OWENS ST

Fair

Over: EAST SIDE CANAL

SOUTH OF MONTEREY ST, Kern, CA

Built 1988 Load: 32.4 t ADT: 4,300

INYO ST

Fair

Over: EAST SIDE CANAL

SOUTH MONTEREY ST, Kern, CA

Built 1989 Load: 32.4 t ADT: 3,300

SACRAMENTO ST

Fair

Over: EAST SIDE CANAL

SOUTH OF MONTEREY ST, Kern, CA

Built 1984 Load: 32.4 t ADT: 3,600

STOCKTON ST

Fair

Over: EAST SIDE CANAL

NORTH KENTUCKY ST, Kern, CA

Built 1983 Load: 32.4 t ADT: 4,600

10TH STREET

Fair

Over: KERN ISLAND CANAL

BETWEEN 'Q' & 'R' ST, Kern, CA

Built 1949 Load: 32.4 t ADT: 3,659

COFFEE ROAD

Fair

Over: BEARDSLEY CANAL

0.1 MI S OF 7TH STD RD, Kern, CA

Built 1975 Load: 32.4 t ADT: 5,400

Related

Data sourced from official U.S. government datasets. See our methodology for details. Retrieved and formatted by PlainBridges Editorial