Butte County, CA

441 public highway bridges

Butte County Bridge Snapshot

According to the Federal Highway Administration's 2024 National Bridge Inventory, Butte County, California contains 441 public highway bridges. Roughly 28.1% are rated “Good,” 57.6% “Fair,” and 5.9% “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.

441
Total Bridges
28.1%
Good
57.6%
Fair
5.9%
Poor Condition

Condition Distribution

Good
28.1% (124)
Fair
57.6% (254)
Poor
5.9% (26)

All Bridges (441)

RICHVALE HIGHWAY

Good

Over: LITTLE DRY CREEK

1.2 MI E AGUAS FRIAS RD, Butte, CA

Built 1930 Load: 17.8 t ADT: 133

FOOTHILL BLVD

Good

Over: SOUTH BRNCH WYMAN RAVINE

JUST SOUTH MT IDA RD, Butte, CA

Built 1926 Load: 18.1 t ADT: 1,470

COX LANE

Good

Over: WYANDOTTE CREEK

0.5 MI E LONE TREE RD, Butte, CA

Built 1966 Load: 19.8 t ADT: 418

STATE ROUTE 99

Good

Over: GOLDRUN CREEK

03-BUT-099-19.51, Butte, CA

Built 1952 Load: 21.7 t ADT: 9,600

STATE ROUTE 99

Good

Over: ROCK CREEK

03-BUT-099-40.65, Butte, CA

Built 1950 Load: 22.0 t ADT: 11,600

STATE ROUTE 162

Good

Over: MFK FEATHER RI BIDWELL

03-BUT-162-26.87, Butte, CA

Built 1965 Load: 23.0 t ADT: 1,500

STATE ROUTE 32

Good

Over: PINE CREEK OVERFLOW

03-BUT-032-1.75, Butte, CA

Built 1943 Load: 23.3 t ADT: 11,700

NORD HWY

Good

Over: MUD CREEK

3.4 MI E/O HAMILT NORD CA, Butte, CA

Built 1962 Load: 23.7 t ADT: 3,200

STATE ROUTE 99

Good

Over: CROSS DRAIN

03-BUT-099-45.87, Butte, CA

Built 1915 Load: 24.3 t ADT: 11,600

STATE ROUTE 32

Good

Over: GABLE DRAW

03-BUT-032-3.74, Butte, CA

Built 1921 Load: 24.3 t ADT: 11,700

STATE ROUTE 99

Good

Over: CROSS DRAIN

03-BUT-099-45.92, Butte, CA

Built 1915 Load: 24.3 t ADT: 11,600

MIDWAY RD

Good

Over: NELSON SLOUGH

0.3 MI N NELSON RD, Butte, CA

Built 1915 Load: 24.3 t ADT: 1,254

MIDWAY RD

Good

Over: LOST SLOUGH

0.6 MI N OF NELSON RD, Butte, CA

Built 1915 Load: 24.3 t ADT: 1,380

CAMP CREEK RD

Good

Over: FLEA VALLEY CREEK

TRNOFF 0.9 MI ON PULGA RD, Butte, CA

Built 1962 Load: 24.3 t ADT: 19

BANGOR PARK RD

Good

Over: WILSON CREEK

1.0 MI W OF BANGOR HWY, Butte, CA

Built 1961 Load: 24.3 t ADT: 300

DUNSTONE DRIVE

Good

Over: WILSON CREEK

N OF LA PORTE RD, Butte, CA

Built 1970 Load: 24.3 t ADT: 3,000

STATE ROUTE 149 NB

Good

Over: CLEAR CREEK

03-BUT-149-R3.96, Butte, CA

Built 1951 Load: 25.3 t ADT: 6,875

STATE ROUTE 99

Good

Over: JUNCTION DRAW

03-BUT-099-13.25, Butte, CA

Built 1952 Load: 25.6 t ADT: 10,000

STATE ROUTE 99

Good

Over: NANCE CANYON

03-BUT-099-26.14, Butte, CA

Built 1952 Load: 25.6 t ADT: 28,250

DAYTON RD

Good

Over: COMANCHE CREEK

0.25 MI N ROGERS AVE, Butte, CA

Built 1961 Load: 25.9 t ADT: 3,533

STATE ROUTE 99

Good

Over: HAMILTON SLOUGH

03-BUT-099-8.21, Butte, CA

Built 1950 Load: 26.9 t ADT: 11,050

AFTON RD

Good

Over: LINWELLS DRAIN

JUST W/O AQUAS FRIAS RD, Butte, CA

Built 1938 Load: 27.5 t ADT: 105

WILDWOOD AVENUE

Good

Over: SYCAMORE CREEK

0.2 MI NE MANZANITA AVE, Butte, CA

Built 1999 Load: 27.5 t ADT: 1,654

STATE ROUTE 99 SB

Good

Over: BIKE PATH

03-BUT-099-R34.63-CHC, Butte, CA

Built 1966 Load: 28.5 t ADT: 24,750

OPENSHAW RD

Good

Over: DRY CREEK OVERFLOW

0.25 MI N/W SHIPPEE RD, Butte, CA

Built 1955 Load: 28.8 t ADT: 10

STATE ROUTE 32

Good

Over: PINE CREEK LAGOON

03-BUT-032-1.39, Butte, CA

Built 1958 Load: 29.2 t ADT: 11,700

STATE ROUTE 70

Good

Over: PENSTOCK UC

03-BUT-070-44.43, Butte, CA

Built 1950 Load: 29.2 t ADT: 1,350

AFTON RD

Good

Over: LATERAL "A"

0.5 MI E/O WICKMAN RD, Butte, CA

Built 1998 Load: 29.5 t ADT: 513

STATE ROUTE 99 SB

Good

Over: HAMLIN SLOUGH

03-BUT-099-25.35, Butte, CA

Built 1989 Load: 30.1 t ADT: 14,125

STATE ROUTE 99 SB

Good

Over: MUD CREEK

03-BUT-099-R37.20, Butte, CA

Built 1966 Load: 30.1 t ADT: 9,500

STATE ROUTE 99 NB

Good

Over: MUD CREEK

03-BUT-099-R37.20, Butte, CA

Built 1966 Load: 30.1 t ADT: 9,500

STATE ROUTE 99 SB

Good

Over: EDGAR SLOUGH

03-BUT-099-30.03, Butte, CA

Built 1989 Load: 30.5 t ADT: 14,125

7 MILE ROAD

Good

Over: EDGAR SLOUGH

JUST S NELSON RD, Butte, CA

Built 1965 Load: 31.4 t ADT: 184

STATE ROUTE 32

Good

Over: ROCK CREEK OVERFLOW

03-BUT-032-2.41, Butte, CA

Built 1921 Load: 31.8 t ADT: 11,700

STATE ROUTE 32

Good

Over: ROCK CREEK OVERFLOW

03-BUT-032-2.34, Butte, CA

Built 1921 Load: 31.8 t ADT: 11,700

STATE ROUTE 99

Good

Over: DRAINAGE DITCH

03-BUT-099-6.11, Butte, CA

Built 1988 Load: 32.4 t ADT: 13,400

STATE ROUTE 149 SB

Good

Over: CLEAR CREEK

03-BUT-149-R3.96, Butte, CA

Built 2008 Load: 32.4 t ADT: 6,875

STATE ROUTE 99

Good

Over: DRY CHANNEL

03-BUT-099-30.24, Butte, CA

Built 1953 Load: 32.4 t ADT: 32,600

STATE ROUTE 99

Good

Over: SCRUB CREEK

03-BUT-099-27.84, Butte, CA

Built 1952 Load: 32.4 t ADT: 28,250

STATE ROUTE 99 SB

Good

Over: BUTTE CREEK

03-BUT-099-28.72, Butte, CA

Built 1989 Load: 32.4 t ADT: 14,125

STATE ROUTE 70

Good

Over: CAMPBELL CREEK

03-BUT-070-19.61, Butte, CA

Built 1963 Load: 32.4 t ADT: 20,700

STATE ROUTE 191

Good

Over: DRY CREEK

03-BUT-191-1.68, Butte, CA

Built 1986 Load: 32.4 t ADT: 5,100

STATE ROUTE 149

Good

Over: GOLD RUN CREEK

03-BUT-149-R1.26, Butte, CA

Built 1975 Load: 32.4 t ADT: 13,750

STATE ROUTE 191

Good

Over: FALLAGER CREEK

03-BUT-191-2.61, Butte, CA

Built 1999 Load: 32.4 t ADT: 5,100

STATE ROUTE 191

Good

Over: CLEAR CREEK

03-BUT-191-4.67, Butte, CA

Built 1999 Load: 32.4 t ADT: 6,100

STATE ROUTE 99

Good

Over: DRY CREEK

03-BUT-099-20.60, Butte, CA

Built 1998 Load: 32.4 t ADT: 9,600

STATE ROUTE 70

Good

Over: OAK KNOB DRAW

03-BUT-070-8.34, Butte, CA

Built 2022 Load: 32.4 t ADT: 17,000

RIVER ROAD

Good

Over: BIG CHICO CREEK

1.0 MI N/O CHICO RIVER RD, Butte, CA

Built 2001 Load: 32.4 t ADT: 563

COLONY RD

Good

Over: WESTERN CANAL

0.55 MI N NELSON RD, Butte, CA

Built 1990 Load: 32.4 t ADT: 25

CENTERVILLE ROAD

Good

Over: BUTTE CREEK

NE OF RTE 99, Butte, CA

Built 2002 Load: 32.4 t ADT: 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.