Douglas County, CO

263 public highway bridges

Douglas County Bridge Snapshot

According to the Federal Highway Administration's 2024 National Bridge Inventory, Douglas County, Colorado contains 263 public highway bridges. Roughly 48.3% are rated “Good,” 34.6% “Fair,” and 1.5% “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.

263
Total Bridges
48.3%
Good
34.6%
Fair
1.5%
Poor Condition

Condition Distribution

Good
48.3% (127)
Fair
34.6% (91)
Poor
1.5% (4)

All Bridges (263)

I-25 ML NBND

Unknown

Over: N MEADOWS PARKWAY

N OF CASTLE ROCK, Douglas, CO

Built 2015 ADT: 1,000

I-25 ML SBND

Unknown

Over: N MEADOWS PARKWAY

N OF CASTLE ROCK, Douglas, CO

Built 2015 ADT: 1,000

US 85 NB ON RAMP

Unknown

Over: TERRAIN

NBND ON RAMP A, Douglas, CO

Built 2014 ADT: 20,000

5TH ST.

Unknown

Over: I25 ML AND E. PLUM CK

0.1 MI W OF WILCOX, Douglas, CO

Built 2001 ADT: 68,100

FRONT ST

Unknown

Over: RAILROAD / 7TH ST

N OF 6TH STREET, Douglas, CO

Built 2004

SANTA FE DR.

Unknown

Over: I25 ML

JUST W OF FRONT ST., Douglas, CO

Built 2002 ADT: 76,300

E-470 EB

Unknown

Over: Cottonwood Ck & Jamaica

0.47 MI FROM I 25, Douglas, CO

Built 1990 ADT: 2,500

E-470 WB

Unknown

Over: Cottonwood Ck & Jamaica

0.47 MI FROM I 25, Douglas, CO

Built 1990 ADT: 700

E-470 EB

Unknown

Over: Parker Road

5.25 MI FROM I25, Douglas, CO

Built 1996

E-470 WB

Unknown

Over: Parker Road

5.25 MI FROM I25, Douglas, CO

Built 1996

E-470 NB

Unknown

Over: Cottonwood Drive

5.76 MI FROM I25, Douglas, CO

Built 1996 ADT: 100

E-470 SB

Unknown

Over: Cottonwood Drive

5.76 MI FROM I25, Douglas, CO

Built 1996 ADT: 100

E-470 EB

Unknown

Over: Peoria Street

1.71 MI FROM I-25, Douglas, CO

Built 1990 ADT: 2,000

E-470 WB

Unknown

Over: Peoria Street

1.71 MI FROM I 25, Douglas, CO

Built 1990 ADT: 2,000

Chambers Road NB

Unknown

Over: E-470

3.54 MI FROM I 25, Douglas, CO

Built 1990 ADT: 1,000

E-470 EB

Unknown

Over: Jordan Road

4.33 MI FROM I 25, Douglas, CO

Built 1989 ADT: 5,000

E-470 WB

Unknown

Over: Jordan Road

4.33 MI FROM I 25, Douglas, CO

Built 1989 ADT: 5,000

TITAN PARKWAY

Unknown

Over: SH 85 ML

IN DOUGLAS COUNTY, Douglas, CO

Built 2003 ADT: 10,026

SBUS85TOEBC470RMP

Unknown

Over: US85/C470ML/UPRR/BNSF

JCT US 85 and SH 470, Douglas, CO

Built 2011 ADT: 20,000

QUEBEC STREET

Unknown

Over: SH 470 ML

2.4 MI WEST OF JCT I 25, Douglas, CO

Built 1984 ADT: 52,735

SH 470 ML EBND

Unknown

Over: SH 177-UNIVERSITY BLVD

4 M E OF JCT US 85, Douglas, CO

Built 1984 ADT: 34,000

SH 470 ML WBND

Unknown

Over: SH 177-UNIVERSITY BLVD

5.2 MI W OF JCT I 25, Douglas, CO

Built 1984 ADT: 113,000

COLORADO BLVD

Unknown

Over: SH 470 ML

5.1 M E OF JCT US 85, Douglas, CO

Built 1984 ADT: 23,110

I 25SB RMP C470 WB

Unknown

Over: RMP TO I25 SBND, RTD

SB ONRAMP N.OF C470, Douglas, CO

Built 1983 ADT: 3,200

I25NB RAMP TO C470

Unknown

Over: I 25, SH 470 ML, RAMPS R

TOP FLYOVER, JCT I-25 &am, Douglas, CO

Built 1985 ADT: 105,500

C470 EB RAMP TO 25

Unknown

Over: I 25, SH 470 ML R

MID-LEVEL ABOVE JCT I-25, Douglas, CO

Built 1985 ADT: 104,000

LINCOLN AVE

Unknown

Over: I 25 ML

1.3 MI S OF C-470, Douglas, CO

Built 1990 ADT: 59,304

I 25 ML SBND

Unknown

Over: SH 470 ML

JCT I 25 AND SH 470, Douglas, CO

Built 1990 ADT: 90,200

I25 ML NBND

Unknown

Over: SH 470 ML

JCT I 25 AND SH 470, Douglas, CO

Built 1990 ADT: 96,000

E470WB RAMP TO 25

Unknown

Over: I 25, SH 470 ML R

MID-LEVEL ABOVE JCT I-25, Douglas, CO

Built 1991 ADT: 90,200

25 SB RAMP TO E470

Unknown

Over: I 25, SH 470 ML, RAMPS R

TOP FLYOVER, JCT I-25 & 4, Douglas, CO

Built 1991 ADT: 105,500

LUCENT BLVD

Unknown

Over: C470 ML

LUCENT BLVD, Douglas, CO

Built 1997 ADT: 24,722

SH 83 ML

Unknown

Over: SH 88 ML

SH 83/SH 88, Douglas, CO

Built 2012 ADT: 74,000

CR107 (Liggett RD)

Unknown

Over: I 25 ML

0.5 MI N CASTLE ROCK BUS., Douglas, CO

Built 1964 ADT: 2,799

HAPPY CANYON ROAD

Unknown

Over: I 25 ML

5.1 MI N CASTLE ROCK BUS., Douglas, CO

Built 1965 ADT: 130,000

TOMAH ROAD

Unknown

Over: I 25 ML

1.9 MI N OF JCT S.H. 18, Douglas, CO

Built 1965 ADT: 280

SH 86B ML

Unknown

Over: I 25 ML

JCT I25, Douglas, CO

Built 1999 ADT: 81,000

WOLFENSBERGER RD.

Unknown

Over: I 25 ML

N. OF CASTLE ROCK BUS. RT, Douglas, CO

Built 2002 ADT: 12,025

CASTLE PINES PKWY

Unknown

Over: I 25 ML

6.7 MI N CASTLE ROCK BUS., Douglas, CO

Built 2005 ADT: 17,035

I 25 NBND RAMP

Unknown

Over: I 25 ML

0.5 MI N OF JCT SH 18 ML, Douglas, CO

Built 2021 ADT: 1,300

SKY RIDGE AVE.

Unknown

Over: I25 ML

0.4 MI S OF LINCOLN AVE, Douglas, CO

Built 2018 ADT: 100,000

CASTLE OAK DRIVE

Fair

Over: MCMURDO GULCH

2.7 MI E FOUNDERS PKWAY, Douglas, CO

Built 1975 Load: 14.4 t ADT: 3,289

JACKSON CREEK ROAD

Fair

Over: WEST PLUM CREEK

0.25 MI W CO RD 105, Douglas, CO

Built 1951 Load: 14.8 t ADT: 644

SEIBERT CIRCLE

Fair

Over: TALLMAN GULCH TRIB.

JUST SW OF SUSSEX COURT, Douglas, CO

Built 1972 Load: 16.8 t ADT: 867

SEIBERT CIRCLE

Fair

Over: TALLMAN GULCH

AT STONEHENGE, Douglas, CO

Built 1972 Load: 17.2 t ADT: 918

SEIBERT CIRCLE

Fair

Over: TALLMAN GULCH

JUST E OF AINTREE CT., Douglas, CO

Built 1972 Load: 17.2 t ADT: 857

PINE CLIFF ROAD

Fair

Over: WEST PLUM CREEK

0.4 MI W COUNTY ROAD 105, Douglas, CO

Built 1965 Load: 20.5 t ADT: 71

WILCOX STREET

Fair

Over: EAST PLUM CREEK

.1 MI S PLUM CREEK PKWAY, Douglas, CO

Built 1966 Load: 21.6 t ADT: 11,059

PALMER DIVIDE ROAD

Fair

Over: IRON GULCH

2.8 MI EAST OF SH 83, Douglas, CO

Built 1995 Load: 21.7 t ADT: 474

STONEHENGE WAY

Fair

Over: SULPHUR GULCH

.05 MI S OF MAIN STREET, Douglas, CO

Built 1972 Load: 22.1 t ADT: 1,585
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.