Jefferson County, CO

464 public highway bridges

Jefferson County Bridge Snapshot

According to the Federal Highway Administration's 2024 National Bridge Inventory, Jefferson County, Colorado contains 464 public highway bridges. Roughly 29.3% are rated “Good,” 50% “Fair,” and 3.9% “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.

464
Total Bridges
29.3%
Good
50%
Fair
3.9%
Poor Condition

Condition Distribution

Good
29.3% (136)
Fair
50% (232)
Poor
3.9% (18)

All Bridges (464)

GRANDVIEW AVENUE

Unknown

Over: WADSWORTH BYPASS

0.1 MI S OF RALSTON RD, Jefferson, CO

Built 2008 ADT: 51,000

RIDGE ROAD

Unknown

Over: KIPLING STREET

.6 MI N OF I-70, Jefferson, CO

Built 1987 ADT: 15,000

COUNTY ROAD 64

Unknown

Over: PRIVATE DRIVE

3.2 MI. W OF US285, Jefferson, CO

Built 1995 ADT: 10

TABOR STREET

Unknown

Over: I 70 ML

IN WHEATRIDGE, Jefferson, CO

Built 1967 ADT: 4,986

I 70 ML

Unknown

Over: SH 95 ML

LAKESIDE, Jefferson, CO

Built 1966 ADT: 29,000

I 70 ML WBND

Unknown

Over: SH 391 ML

WHEATRIDGE, Jefferson, CO

Built 1967 ADT: 38,000

I 70 ML EBND

Unknown

Over: SH 391 ML

WHEATRIDGE, Jefferson, CO

Built 1967 ADT: 38,000

MCINTYRE STREET

Unknown

Over: SH 58 ML

2.9 MI E OF JCT SH 93, Jefferson, CO

Built 1973 ADT: 15,213

I 76 ML EBND

Unknown

Over: SH 95 ML

1.67 MI E I-70 SH 121, Jefferson, CO

Built 1986 ADT: 32,000

I 76 ML WBND

Unknown

Over: SH 95 ML

4.1 MI WEST OF I-25, Jefferson, CO

Built 1986 ADT: 32,000

RAMP TO I 70 EBND

Unknown

Over: I 70 ML R

END OF SH 58 @ I 70, Jefferson, CO

Built 1968 ADT: 86,000

I 70 ML WBND

Unknown

Over: SH 72 ML

WHEATRIDGE, Jefferson, CO

Built 1968 ADT: 34,000

I 70 ML EBND

Unknown

Over: SH 72 ML

WHEATRIDGE, Jefferson, CO

Built 1968 ADT: 34,000

I 76 ML EBND

Unknown

Over: RAMP TO SH 121 ML

I70, I76, SH121 INTERCHAN, Jefferson, CO

Built 1982 ADT: 62,500

I 76 ML WBND

Unknown

Over: RAMP TO SH 121 ML

IN ARVADA, Jefferson, CO

Built 1982 ADT: 62,500

I 76 ML EBND

Unknown

Over: I 70 ML WBND

IN ARVADA, Jefferson, CO

Built 1982 ADT: 90,000

RAMP TO I 76 EBND

Unknown

Over: I 70 ML EBND

I70, I76, SH121 INTERCHAN, Jefferson, CO

Built 1982 ADT: 90,000

RMP TO EB I70/I76

Unknown

Over: I 70 ML, SH 121 R

IN ARVADA, Jefferson, CO

Built 1985 ADT: 46,000

HARLAN/WEST.BLVD.

Unknown

Over: US 36 ML

BETWEEN 92ND & 104TH, Jefferson, CO

Built 2001 ADT: 102,000

92ND AVENUE

Unknown

Over: US 36 ML

JUST W OF SHERIDAN BLVD, Jefferson, CO

Built 1983 ADT: 28,080

I 70 ML

Unknown

Over: SH 121 ML

ARVADA, Jefferson, CO

Built 1996 ADT: 44,000

SH 58 RAMP

Unknown

Over: I70ML/ SH58 ML/CLR CRK

I-70 & SH 58 INTERCHA, Jefferson, CO

Built 2008 ADT: 27,300

US 36 ML

Unknown

Over: Promenade Dr.

0.2 MI NW CHURCH RANCH RD, Jefferson, CO

Built 2006

WASHINGTON STREET

Unknown

Over: SH 58 ML

IN GOLDEN, Jefferson, CO

Built 2010 ADT: 12,408

SH 95 ML(SHERIDAN)

Unknown

Over: US 36 ML

IN WESTMINSTER, Jefferson, CO

Built 2014 ADT: 103,000

LOOKOUT MOUNTAIN R

Unknown

Over: I 70 ML

4.3 MI E OF JCT SH 74, Jefferson, CO

Built 1970 ADT: 470

CONIFR.TWN.CNTR.DR

Unknown

Over: SH 285 ML

Conifer, Jefferson, CO

Built 2005 ADT: 24,000

COUNTY ROAD 65

Unknown

Over: I 70 ML

4.9 MI E OF JCT US 6, Jefferson, CO

Built 1971 ADT: 5,605

I 70 ML WBND

Unknown

Over: SODA CREEK ROAD

2.4 MI W OF JCT SH 74, Jefferson, CO

Built 1971 ADT: 1,000

US 40 ML

Unknown

Over: I 70 ML

8.1 MI E OF JCT US 6, Jefferson, CO

Built 1973 ADT: 47,000

SH 74 ML

Unknown

Over: I 70 ML

AT JCT I 70 EL RANCHO, Jefferson, CO

Built 1973 ADT: 46,000

CO RD CHIEF HOSA

Unknown

Over: I 70 ML

0.6 MI E OF JCT SH 74, Jefferson, CO

Built 1972 ADT: 450

US 40 ML

Unknown

Over: I 70 ML

1.8 MI E OF JCT SH 74, Jefferson, CO

Built 1970 ADT: 62,000

RAMP TO SH 74 SBND

Unknown

Over: I 70 ML R

20 MI. W. OF DENVER, Jefferson, CO

Built 1993 ADT: 12,248

WOLFF AVE

Unknown

Over: US 285 ML

Conifer / Aspen Park, Jefferson, CO

Built 2003 ADT: 24,000

I 70 ML EBND

Unknown

Over: US 6 ML AND RAMP

1.2 MI E OF C470, Jefferson, CO

Built 1969 ADT: 30,000

I 70 ML WBND

Unknown

Over: US 6 ML

0.6 MI W OF JCT US 40, Jefferson, CO

Built 1969 ADT: 30,000

US 6 ML

Unknown

Over: SH 391 ML

6th / KIPLING IN LAKEWOOD, Jefferson, CO

Built 1965 ADT: 44,000

SH 8 ML

Unknown

Over: US 285 ML

2 MI SOUTH OF MORRISON, Jefferson, CO

Built 1967 ADT: 29,000

SIMMS STREET

Unknown

Over: US 6 ML

IN LAKEWOOD, Jefferson, CO

Built 1966 ADT: 37,923

I 70 ML EBND

Unknown

Over: COUNTY RD 93

Morrison-Red Rocks Int., Jefferson, CO

Built 1969 ADT: 7,200

I 70 ML WBND

Unknown

Over: COUNTY RD. 93

MORRISON INTCHNG, Jefferson, CO

Built 1969 ADT: 7,200

I 70 ML EBND

Unknown

Over: US 40 ML

0.6 MI E OF JCT US 6, Jefferson, CO

Built 1969 ADT: 29,000

I 70 ML WBND

Unknown

Over: US 40 ML

WEST OF DENVER, Jefferson, CO

Built 1969 ADT: 29,000

I 70 ML EBND

Unknown

Over: OLD GOLDEN ROAD

0.3 MI E OF JCT US 40, Jefferson, CO

Built 1968 ADT: 1,000

I 70 ML WBND

Unknown

Over: OLD GOLDEN ROAD

3.3 MI W OF JCT SH 58, Jefferson, CO

Built 1968 ADT: 1,000

ROONEY ROAD

Unknown

Over: I 70 ML

W side of C470 I70 INT., Jefferson, CO

Built 1969 ADT: 2,246

I 70 WB RAMP

Unknown

Over: US 6 ML

0.8MI W OF INDIANA ST, Jefferson, CO

Built 1969 ADT: 30,700

S. SIMMS ST

Unknown

Over: US 285 ML

IN DENVER, Jefferson, CO

Built 2003 ADT: 4,751

ALAMEDA PKWY

Unknown

Over: SH 470 ML

1.8 MI S OF I-70/C470 INT, Jefferson, CO

Built 1988 ADT: 10,350
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.