Yolo County, CA

282 public highway bridges

Yolo County Bridge Snapshot

According to the Federal Highway Administration's 2024 National Bridge Inventory, Yolo County, California contains 282 public highway bridges. Roughly 33.7% are rated “Good,” 36.2% “Fair,” and 1.8% “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.

282
Total Bridges
33.7%
Good
36.2%
Fair
1.8%
Poor Condition

Condition Distribution

Good
33.7% (95)
Fair
36.2% (102)
Poor
1.8% (5)

All Bridges (282)

YOLO-COLUSA CO. RD

Fair

Over: TEHAMA-COLUSA CANAL

0.7 MI W/O I-5, Yolo, CA

Built 1978 Load: 32.7 t ADT: 625

INTERSTATE 505

Fair

Over: COTTONWOOD SLOUGH

03-YOL-505-9.66, Yolo, CA

Built 1959 Load: 33.0 t ADT: 6,000

CR #25

Fair

Over: WINTERS CANAL

0.24 MI E/O CR #87, Yolo, CA

Built 1955 Load: 33.7 t ADT: 176

INTERSTATE 505

Fair

Over: CHICKAHOMINY SLOUGH

03-YOL-505-3.37, Yolo, CA

Built 1959 Load: 34.0 t ADT: 12,000

INTERSTATE 505

Fair

Over: UNION SCHOOL SLOUGH

03-YOL-505-5.71, Yolo, CA

Built 1959 Load: 34.0 t ADT: 12,000

C. R. 87

Fair

Over: CACHE CREEK

1.2 MILES N OF S.H. 16, Yolo, CA

Built 1978 Load: 34.0 t ADT: 951

COUNTY ROAD 6

Fair

Over: TEHAMA-COLUSA CANAL

0.9 MI W/O I-5, Yolo, CA

Built 1978 Load: 34.3 t ADT: 390

STATE ROUTE 16

Fair

Over: RUMSEY CANYON

03-YOL-016-6.36, Yolo, CA

Built 1955 Load: 34.7 t ADT: 1,100

INTERSTATE 505 SB

Fair

Over: COUNTY ROAD 12

03-YOL-505-20.11, Yolo, CA

Built 1977 Load: 35.6 t ADT: 7,000

INTERSTATE 505 NB

Fair

Over: COUNTY ROAD 12

03-YOL-505-20.11, Yolo, CA

Built 1977 Load: 35.6 t ADT: 7,000

COUNTY ROAD 98

Fair

Over: WILLOW SLOUGH

1.3 MI N OF CO ROAD #29, Yolo, CA

Built 1959 Load: 36.6 t ADT: 6,160

INTERSTATE 5 SB

Fair

Over: CFNR

03-YOL-005-R8.87, Yolo, CA

Built 1970 Load: 36.9 t ADT: 11,750

INTERSTATE 5 NB

Fair

Over: CFNR

03-YOL-005-R8.89, Yolo, CA

Built 1973 Load: 36.9 t ADT: 11,750

COUNTY ROAD 95B

Fair

Over: SYCAMORE SLOUGH

0.10 MI S OF ROUTE 45, Yolo, CA

Built 1961 Load: 37.3 t ADT: 25

INTERSTATE 5

Fair

Over: CACHE CREEK

03-YOL-005-R11.44, Yolo, CA

Built 1970 Load: 37.6 t ADT: 11,750

COUNTY ROAD 31

Fair

Over: DRY SLOUGH

JUST EAST OF C.R. #95, Yolo, CA

Built 1959 Load: 37.6 t ADT: 5,083

C. R. #85B

Fair

Over: WINTERS CANAL

0.11 MI S/O S.H. 16, Yolo, CA

Built 2007 Load: 37.6 t ADT: 3,047

INTERSTATE 505

Fair

Over: LONG CREEK

03-YOL-505-13.67, Yolo, CA

Built 1977 Load: 42.1 t ADT: 6,500

INTERSTATE 505

Fair

Over: LONG CREEK

03-YOL-505-13.66, Yolo, CA

Built 1977 Load: 42.1 t ADT: 6,500

STATE ROUTE 113

Fair

Over: WILLOW SLOUGH

03-YOL-113-R4.95, Yolo, CA

Built 1976 Load: 42.4 t ADT: 12,300

INTERSTATE 80 EB

Fair

Over: UP RR, BNSF RY, & AMTRAK

03-YOL-080-R10.63-WSAC, Yolo, CA

Built 1970 Load: 45.4 t ADT: 39,500

C.R. 21A

Fair

Over: WINTERS CANAL

0.17 MI E/O RD. 85B, Yolo, CA

Built 2006 Load: 47.6 t ADT: 1,050

INTERSTATE 505

Fair

Over: CACHE CREEK

03-YOL-505-11.68, Yolo, CA

Built 1977 Load: 48.0 t ADT: 11,000

CR #27

Fair

Over: UNION SCHOOL SLOUGH

0.57 MI W/O CR #88, Yolo, CA

Built 1955 Load: 52.2 t ADT: 133

INTERSTATE 505

Fair

Over: UNION SCHOOL SLOUGH

03-YOL-505-5.71, Yolo, CA

Built 1980 Load: 53.5 t ADT: 12,000

RAMP/CONNECTOR 505

Fair

Over: LONG CREEK

03-YOL-505-13.65, Yolo, CA

Built 1955 Load: 54.8 t ADT: 10,000

COUNTY ROAD 99

Fair

Over: WILLOW SLOUGH

1 MI N C.R. #29, Yolo, CA

Built 1975 Load: 55.1 t ADT: 2,830

C.R. 99

Fair

Over: DRY SLOUGH

0.34 MI N OF C.R.29, Yolo, CA

Built 1975 Load: 55.7 t ADT: 2,830

COUNTY ROAD #105

Fair

Over: WILLOW SLOUGH BYPASS

JUST NORTH OF C.R. # 29, Yolo, CA

Built 1976 Load: 56.4 t ADT: 700

"I" STREET

Fair

Over: SACRAMENTO,UP,BNSF,AMTRA

AT SACRAMENTO CO. LINE, Yolo, CA

Built 1911 Load: 60.6 t ADT: 4,938

INTERSTATE 505

Fair

Over: COTTONWOOD SLOUGH

03-YOL-505-9.66, Yolo, CA

Built 1980 Load: 60.9 t ADT: 6,000

INTERSTATE 5

Fair

Over: SMITH CREEK

03-YOL-005-R16.74, Yolo, CA

Built 1970 Load: 66.1 t ADT: 11,750

US 50-RAMP G17-WB

Good

Over: N/A

03-YOL-050-2.79-WSAC, Yolo, CA

Built 1966 Load: 8.7 t ADT: 23,000

ENTERPRISE BLVD

Good

Over: LAKE WASHINGTON

0.4 MI S OF I-80, Yolo, CA

Built 1976 Load: 11.7 t ADT: 20,000

US 50-RAMP G8-EB

Good

Over: N/A

03-YOL-050-2.86-WSAC, Yolo, CA

Built 1966 Load: 14.3 t ADT: 3,600

COUNTY ROAD 29

Good

Over: DRY SLOUGH

0.77 MI W OF C.R. #98, Yolo, CA

Built 1930 Load: 14.6 t ADT: 645

MONTGOMERY AVENUE

Good

Over: BRANCH PUTAH CREEK

0.1 MI E OF C.R. #103, Yolo, CA

Built 1921 Load: 14.9 t ADT: 1,815

COUNTY ROAD 28

Good

Over: UNION SCHOOL SLOUGH

0.67 MI W OF C.R. #91B, Yolo, CA

Built 1940 Load: 15.6 t ADT: 77

COUNTY ROAD 91B

Good

Over: OAT CREEK

0.36 MI NORTH OF CR #99W, Yolo, CA

Built 1930 Load: 15.6 t ADT: 10

C. R. 87B

Good

Over: COTTONWOOD SLOUGH

0.55 MI S OF C. R. 23, Yolo, CA

Built 1930 Load: 15.9 t ADT: 66

COUNTY ROAD 99W

Good

Over: QUAKER DRAW

0.33 MI NW OF CR 95, Yolo, CA

Built 1916 Load: 16.2 t ADT: 1,000

COUNTY ROAD 99W

Good

Over: ZAMORA DITCH

0.35 MI NW OF CR #12, Yolo, CA

Built 1920 Load: 16.2 t ADT: 1,724

COUNTY ROAD 98

Good

Over: SLOUGH S7

0.09 MI SOUTH OF CR #13, Yolo, CA

Built 1940 Load: 16.2 t ADT: 204

COUNTY ROAD 19

Good

Over: SLOUGH S6

0.27 MI EAST OF I-505, Yolo, CA

Built 1930 Load: 16.2 t ADT: 650

C.R. #25

Good

Over: SOUTH FORK WILLOW SLOUGH

0.29 E OF C.R.93, Yolo, CA

Built 1930 Load: 16.5 t ADT: 345

COUNTY ROAD #11

Good

Over: BRETONA CREEK

0.50 MI E OF C.R. #91B, Yolo, CA

Built 1940 Load: 16.5 t ADT: 75

CR 86A

Good

Over: SOUTH FORK WILLOW SLOUGH

1/2 MI S OF SR 16, Yolo, CA

Built 1923 Load: 16.5 t ADT: 175

COUNTY ROAD 85

Good

Over: GOODNOW SLOUGH

AT INTERSECTION ROAD 15B, Yolo, CA

Built 1925 Load: 16.8 t ADT: 461

C.R. #29

Good

Over: WINTERS CANAL

0.13 MI E OF C.R. #88, Yolo, CA

Built 1920 Load: 16.8 t ADT: 450

COUNTY ROAD 19

Good

Over: SLOUGH S3

0.12 MI WEST OF CR 91B, Yolo, CA

Built 1940 Load: 16.8 t ADT: 650
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.