Kern County, CA

686 public highway bridges

Kern County Bridge Snapshot

According to the Federal Highway Administration's 2024 National Bridge Inventory, Kern County, California contains 686 public highway bridges. Roughly 32.7% are rated “Good,” 32.8% “Fair,” and 4.5% “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.

686
Total Bridges
32.7%
Good
32.8%
Fair
4.5%
Poor Condition

Condition Distribution

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

All Bridges (686)

STATE ROUTE 99

Good

Over: CALLOWAY CANAL

06-KER-099-26.70, Kern, CA

Built 1963 Load: 32.4 t ADT: 100,000

S204-E178 CONNECTR

Good

Over: SR 204 (GOLDEN ST), Q ST

06-KER-204-4.22-BKD, Kern, CA

Built 1967 Load: 32.4 t ADT: 12,000

INTERSTATE 5

Good

Over: EAST SIDE CANAL

06-KER-005-67.96, Kern, CA

Built 1967 Load: 32.4 t ADT: 30,000

INTERSTATE 5

Good

Over: WEST SIDE CANAL

06-KER-005-71.61, Kern, CA

Built 1967 Load: 32.4 t ADT: 29,000

STATE ROUTE 14

Good

Over: JOSHUA DRAIN

09-KER-014-R0.76, Kern, CA

Built 1968 Load: 32.4 t ADT: 30,500

INTERSTATE 5

Good

Over: MAIN CANAL

06-KER-005-42.89, Kern, CA

Built 1969 Load: 32.4 t ADT: 30,000

STATE ROUTE 58

Good

Over: MILL STREET DRAIN

09-KER-058-R91.46-THPI, Kern, CA

Built 1970 Load: 32.4 t ADT: 42,400

MILL STREET

Good

Over: MILL STREET DRAIN

09-KER-058-R91.68-THPI, Kern, CA

Built 1970 Load: 32.4 t ADT: 2,025

STATE ROUTE 58

Good

Over: MONOLITH DRAIN #1

09-KER-058-R96.67, Kern, CA

Built 1970 Load: 32.4 t ADT: 40,000

STATE ROUTE 58

Good

Over: MONOLITH DRAIN #2

09-KER-058-R96.73, Kern, CA

Built 1970 Load: 32.4 t ADT: 40,000

STATE ROUTE 58

Good

Over: MONOLITH DRAIN #3

09-KER-058-R96.79, Kern, CA

Built 1970 Load: 32.4 t ADT: 40,000

STATE ROUTE 58

Good

Over: SHRUB PEAK DRAIN

09-KER-058-R97.46, Kern, CA

Built 1970 Load: 32.4 t ADT: 40,000

STATE ROUTE 58

Good

Over: CACHE CREEK OVERFLOW #2

09-KER-058-R100.04, Kern, CA

Built 1970 Load: 32.4 t ADT: 40,000

STATE ROUTE 58

Good

Over: CACHE CREEK OVERFLOW #3

09-KER-058-R100.09, Kern, CA

Built 1970 Load: 32.4 t ADT: 40,000

STATE ROUTE 58

Good

Over: CACHE CREEK OVERFLOW #4

09-KER-058-R100.14, Kern, CA

Built 1970 Load: 32.4 t ADT: 40,000

STATE ROUTE 58

Good

Over: BORON AVE DRAIN

09-KER-058-R142.52, Kern, CA

Built 1971 Load: 32.4 t ADT: 31,100

STATE ROUTE 14

Good

Over: BACKUS ROAD DRAIN NO. 1

09-KER-014-R9.30, Kern, CA

Built 1972 Load: 32.4 t ADT: 17,600

EAST FRONTAGE ROAD

Good

Over: BACKUS ROAD DRAIN NO. 1

09-KER-014-R9.30, Kern, CA

Built 1972 Load: 32.4 t ADT: 50

STATE ROUTE 14

Good

Over: BACKUS ROAD DRAIN NO. 2

09-KER-014-R9.80, Kern, CA

Built 1972 Load: 32.4 t ADT: 17,600

STATE ROUTE 14

Good

Over: SILVER QUEEN RD DRAIN

09-KER-014-R11.30, Kern, CA

Built 1972 Load: 32.4 t ADT: 20,200

STATE ROUTE 58

Good

Over: KERN ISLAND CANAL

06-KER-058-R53.66-BKD, Kern, CA

Built 1976 Load: 32.4 t ADT: 15,000

STATE ROUTE 204

Good

Over: AIRPORT DRIVE

06-KER-204-6.70, Kern, CA

Built 1994 Load: 32.4 t ADT: 38,000

STATE ROUTE 178

Good

Over: KISSACK CREEK

06-KER-178-49.90, Kern, CA

Built 1952 Load: 32.4 t ADT: 4,900

US HIGHWAY 395

Good

Over: COUNTY LINE WASH

09-KER-395-R36.70, Kern, CA

Built 1993 Load: 32.4 t ADT: 11,300

STATE ROUTE 202

Good

Over: UP RR,BNSF,TEHACHAPI CRK

09-KER-202-R9.59-THPI, Kern, CA

Built 2002 Load: 32.4 t ADT: 25,400

STATE ROUTE 14 SB

Good

Over: PINE TREE WASH

09-KER-014-29.51, Kern, CA

Built 1994 Load: 32.4 t ADT: 3,350

STATE ROUTE 14 NB

Good

Over: PINE TREE WASH

09-KER-014-29.51, Kern, CA

Built 1994 Load: 32.4 t ADT: 3,350

STATE ROUTE 58 WB

Good

Over: CALIENTE CREEK

06-KER-058-67.30, Kern, CA

Built 1998 Load: 32.4 t ADT: 10,000

STATE ROUTE 58 EB

Good

Over: CALIENTE CREEK

06-KER-058-67.30, Kern, CA

Built 1998 Load: 32.4 t ADT: 13,000

STATE HIGHWAY 178

Good

Over: WALKER CREEK

09-KER-178-91.20, Kern, CA

Built 1996 Load: 32.4 t ADT: 5,000

STATE ROUTE 58 WB

Good

Over: UNION PACIFIC RR (UP RR)

09-KER-058-M111.78, Kern, CA

Built 2003 Load: 32.4 t ADT: 14,500

STATE ROUTE 58 EB

Good

Over: UNION PACIFIC RR (UP RR)

09-KER-058-M111.78, Kern, CA

Built 2003 Load: 32.4 t ADT: 17,000

STATE ROUTE 58 WB

Good

Over: LA DWP EAST AQUEDUCT

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

Built 2003 Load: 32.4 t ADT: 14,000

STATE ROUTE 58 EB

Good

Over: LA DWP EAST AQUEDUCT

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

Built 2003 Load: 32.4 t ADT: 17,000

STATE ROUTE 46 WB

Good

Over: BITTERWATER CREEK

06-KER-046-15.75, Kern, CA

Built 2013 Load: 32.4 t ADT: 3,000

STATE ROUTE 46 EB

Good

Over: BITTERWATER CREEK

06-KER-046-15.75, Kern, CA

Built 2013 Load: 32.4 t ADT: 3,000

STATE ROUTE 14

Good

Over: GREGORY DRAIN

09-KER-014-16.40, Kern, CA

Built 2008 Load: 32.4 t ADT: 10,700

STATE ROUTE 14

Good

Over: RENATA DRAIN

09-KER-014-16.45, Kern, CA

Built 2008 Load: 32.4 t ADT: 10,700

STATE ROUTE 14

Good

Over: VIVACQUA DRAIN

09-KER-014-16.53, Kern, CA

Built 2008 Load: 32.4 t ADT: 10,700

ACCESS ROAD

Good

Over: DRAINAGE DITCH

09-KER-014-22.35, Kern, CA

Built 2008 Load: 32.4 t ADT: 24

ACCESS ROAD

Good

Over: DRAINAGE DITCH

09-KER-014-23.65, Kern, CA

Built 2008 Load: 32.4 t ADT: 24

ACCESS ROAD

Good

Over: DRAINAGE DITCH

09-KER-014-24.88, Kern, CA

Built 2008 Load: 32.4 t ADT: 24

STATE ROUTE 14

Good

Over: DUCK POND CREEK

09-KER-014-25.76, Kern, CA

Built 2008 Load: 32.4 t ADT: 9,800

STATE ROUTE 166

Good

Over: PLEITITO CREEK

06-KER-166-16.54, Kern, CA

Built 2009 Load: 32.4 t ADT: 2,100

STATE ROUTE 58 EB

Good

Over: SAND CANYON ROAD

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

Built 2014 Load: 32.4 t ADT: 10,000

STATE ROUTE 14

Good

Over: WALKER CREEK

09-KER-014-58.50, Kern, CA

Built 2003 Load: 32.4 t ADT: 4,400

STATE ROUTE 14

Good

Over: RED ROCK CANYON

09-KER-014-39.88, Kern, CA

Built 2014 Load: 32.4 t ADT: 6,050

STATE ROUTE 46

Good

Over: MAIN FLOOD CANAL

06-KER-046-32.80, Kern, CA

Built 2020 Load: 32.4 t ADT: 6,800

STATE ROUTE 58 WB

Good

Over: CACHE CREEK

06-KER-058-99.81, Kern, CA

Built 2020 Load: 32.4 t ADT: 19,500

STATE ROUTE 58 EB

Good

Over: CACHE CREEK

06-KER-058-99.82, Kern, CA

Built 2020 Load: 32.4 t ADT: 19,500
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.