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)

STANDARD STREET

Fair

Over: CALLOWAY CANAL

0.6 MI N GILMORE AVE, Kern, CA

Built 1963 Load: 37.3 t ADT: 5,600

SCOFIELD AVE

Fair

Over: POSO CREEK

2.4 MI S OF POND AVE, Kern, CA

Built 1968 Load: 37.3 t ADT: 1,000

KECKS ROAD

Fair

Over: COASTAL AQUEDUCT

1 MI WEST OF BARKER ROAD, Kern, CA

Built 1966 Load: 37.9 t ADT: 100

SHAFTER AVE

Fair

Over: CALLOWAY CANAL

0.7 MI S KIMBERLINA RD, Kern, CA

Built 1970 Load: 38.2 t ADT: 1,930

COFFEE ROAD SB

Fair

Over: KERN RIVER

0.2 MI N OF TRUXTUN AVE, Kern, CA

Built 1992 Load: 38.2 t ADT: 40,900

STATE ROUTE 58

Fair

Over: CALLOWAY CANAL

0.5 MI W OF MOHAWK ST., Kern, CA

Built 1970 Load: 38.2 t ADT: 41,250

FRAZIER MTN ROAD

Fair

Over: CUDDY CREEK

0.7 MI W OF MONTEREY TRL, Kern, CA

Built 1970 Load: 38.6 t ADT: 5,500

STATE ROUTE 99

Fair

Over: POSO CREEK

06-KER-099-44.54, Kern, CA

Built 1951 Load: 38.9 t ADT: 59,000

FRAZIER MTN ROAD

Fair

Over: CUDDY CREEK

0.5 MI E OF MONTEREY TRL, Kern, CA

Built 1970 Load: 38.9 t ADT: 6,300

ELK HILLS ROAD

Fair

Over: BUENA VISTA CREEK

2.3 MI N OF SO. HO 119, Kern, CA

Built 1952 Load: 39.5 t ADT: 1,150

INTERSTATE 5 SB

Fair

Over: GRAPEVINE ROAD

06-KER-005-8.47L, Kern, CA

Built 1960 Load: 39.9 t ADT: 24,375

LEONARD AVE

Fair

Over: POSO CREEK

0.5 MI S ELMO HIGHWAY, Kern, CA

Built 1966 Load: 40.2 t ADT: 80

STATE ROUTE 58

Fair

Over: WHITE WOLF EQUIPMENT UC

06-KER-058-75.17, Kern, CA

Built 1960 Load: 40.5 t ADT: 24,200

LERDO HIGHWAY

Fair

Over: WESTSIDE CANAL

0.8 MI OF MAIN DRAIN RD, Kern, CA

Built 1968 Load: 40.5 t ADT: 1,200

OLIVE AVENUE

Fair

Over: SOUTH TAFT CREEK

0.08 MI N CRYSTAL STREET, Kern, CA

Built 1963 Load: 41.8 t ADT: 510

ROSEDALE HWY

Fair

Over: KERN RIVER

0.2 MI EAST RTE 99, Kern, CA

Built 1963 Load: 41.8 t ADT: 26,000

SUPPLY ROW AVENUE

Fair

Over: SOUTH TAFT CREEK

0.18 MI N CRYSTAL STREET, Kern, CA

Built 1960 Load: 42.4 t ADT: 1,320

STATE ROUTE 178

Fair

Over: KERN RIVER

06-KER-178-R40.00, Kern, CA

Built 1971 Load: 42.8 t ADT: 4,200

GRANITE RD

Fair

Over: POSO CREEK

0.8 MI S OF S.H. 155, Kern, CA

Built 1979 Load: 44.1 t ADT: 280

STATE ROUTE 99 NB

Fair

Over: UP RR

06-KER-099-R43.60R, Kern, CA

Built 1958 Load: 45.0 t ADT: 30,500

INTERSTATE 5 SB

Fair

Over: KERN RIV FLOOD CANAL RD

06-KER-005-71.56, Kern, CA

Built 1967 Load: 45.4 t ADT: 16,000

STATE HWY 58 EB

Fair

Over: BNSF RY

09-KER-058-R141.50, Kern, CA

Built 1971 Load: 45.7 t ADT: 15,400

UNION AVE-W178 ON

Fair

Over: UP RR & ESPEE STREET

06-KER-178-R2.09-BKD, Kern, CA

Built 1967 Load: 46.0 t ADT: 5,100

COFFEE ROAD NB

Fair

Over: CROSS VALLEY CANAL

JUST S OF ROUTE 58, Kern, CA

Built 1981 Load: 48.0 t ADT: 40,900

STATE ROUTE 58 EB

Fair

Over: CACHE CREEK

09-KER-058-R107.60, Kern, CA

Built 1983 Load: 48.6 t ADT: 20,000

ST RT 43 (ENOS LN)

Fair

Over: KERN RIVER

06-KER-043-2.58, Kern, CA

Built 1977 Load: 49.2 t ADT: 5,450

BUTTONWILLOW DRIVE

Fair

Over: BUENA VISTA SLOUGH

0.6 MI S OF BRITE RD, Kern, CA

Built 1984 Load: 50.2 t ADT: 1,450

STATE ROUTE 178

Fair

Over: KERN RIVER

06-KER-178-R41.16, Kern, CA

Built 1971 Load: 56.1 t ADT: 4,200

STATE ROUTE 14 SB

Fair

Over: UP RR & BNSF RY

09-KER-014-R15.33, Kern, CA

Built 1990 Load: 60.9 t ADT: 8,975

KIMBERLINA RD

Fair

Over: LERDO CANAL

0.7 MI W OF DRIVER RD, Kern, CA

Built 1985 Load: 65.1 t ADT: 3,000

EDISON HIGHWAY

Fair

Over: EAST SIDE CANAL

EAST OF WEBSTER ST, Kern, CA

Built 1955 Load: 97.2 t ADT: 6,900

DRIVER ROAD

Good

Over: FRIANT-KERN CANAL

AT WHISLER RD, Kern, CA

Built 1949 Load: 13.6 t ADT: 600

MANOR STREET

Good

Over: BEARDSLEY CANAL

S/O FERGUSON AVENUE, Kern, CA

Built 1956 Load: 14.3 t ADT: 9,675

SHERWOOD AVE

Good

Over: FRIANT-KERN CANAL

0.5 MI WEST OF ZACHARY AV, Kern, CA

Built 1949 Load: 15.6 t ADT: 640

STATE ROUTE 33

Good

Over: MCKITTRICK WASH

06-KER-033-35.89, Kern, CA

Built 1941 Load: 16.2 t ADT: 1,400

OAK STREET 19TH ST

Good

Over: STINE CANAL

19TH STREET, Kern, CA

Built 1930 Load: 16.2 t ADT: 24,430

VALLEY WEST ROAD

Good

Over: BUENA VISTA CREEK

.75 MILE WEST OF SH 119, Kern, CA

Built 1947 Load: 16.2 t ADT: 1,400

P STREET

Good

Over: KERN ISLAND CANAL

0.1 MI N BRUNDAGE LANE, Kern, CA

Built 1948 Load: 16.2 t ADT: 5,594

ELMO HIGHWAY

Good

Over: FRIANT-KERN CANAL

0.5 MI WEST OF ZACHARY AV, Kern, CA

Built 1949 Load: 16.2 t ADT: 540

21ST STREET

Good

Over: STINE CANAL

0.1 MI E OF OAK STREET, Kern, CA

Built 1937 Load: 16.2 t ADT: 4,139

24TH ST (OLD 178)

Good

Over: CARRIER CANAL

0.5 MI EAST SR 99, Kern, CA

Built 1930 Load: 16.2 t ADT: 52,000

LERDO HIGHWAY

Good

Over: FRIANT-KERN CANAL

1.9 MI EAST OF CHERRY AVE, Kern, CA

Built 1951 Load: 16.5 t ADT: 9,000

STATE ROUTE 155

Good

Over: FRIANT-KERN CANAL

06-KER-155-R4.06, Kern, CA

Built 1950 Load: 17.5 t ADT: 1,450

ZERKER RD

Good

Over: FRIANT-KERN CANAL

2.2 MI N 7TH STANDARD RD, Kern, CA

Built 1950 Load: 18.8 t ADT: 1,650

HANAWALT AVE

Good

Over: FRIANT-KERN CANAL

0.15 MI EAST OF DRIVER RD, Kern, CA

Built 1948 Load: 19.1 t ADT: 200

STATE ROUTE 58

Good

Over: WEST SIDE CANAL

06-KER-058-24.08, Kern, CA

Built 1982 Load: 20.4 t ADT: 9,000

STATE ROUTE 204

Good

Over: KERN RIVER

06-KER-204-5.61, Kern, CA

Built 1933 Load: 21.1 t ADT: 38,000

MULLER RD

Good

Over: ARVIN-EDISON CANAL

0.1 MI E EDISON RD, Kern, CA

Built 1965 Load: 21.4 t ADT: 700

N CHESTER AVE

Good

Over: BEARDSLEY CANAL

SOUTH OF DECATUR DRIVE, Kern, CA

Built 1941 Load: 21.7 t ADT: 15,000

STATE ROUTE 204

Good

Over: STINE CANAL

06-KER-204-5.49, Kern, CA

Built 1933 Load: 22.0 t ADT: 38,000

Related

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