Larimer County, CO

559 public highway bridges

Larimer County Bridge Snapshot

According to the Federal Highway Administration's 2024 National Bridge Inventory, Larimer County, Colorado contains 559 public highway bridges. Roughly 47.4% are rated “Good,” 46.3% “Fair,” and 2% “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.

559
Total Bridges
47.4%
Good
46.3%
Fair
2%
Poor Condition

Condition Distribution

Good
47.4% (265)
Fair
46.3% (259)
Poor
2% (11)

All Bridges (559)

SH 14 ML

Fair

Over: CACHE LA POUDRE RIVER

8.3 MI E OF RD AT EGGERS, Larimer, CO

Built 1982 Load: 34.6 t ADT: 1,100

Old Ranger Road

Fair

Over: Fall River

0.5 Mi S of Hwy 34, Larimer, CO

Built 1983 Load: 34.9 t ADT: 268

I 25 ML NBND/RAMP

Fair

Over: FLOOD DRAINAGE

2 MI N OF JCT SH 14, Larimer, CO

Built 1950 Load: 35.3 t ADT: 14,000

County Rd 43

Fair

Over: N. Fork Big Thompson

Horseshoe Bend Rd, Larimer, CO

Built 2016 Load: 35.6 t ADT: 667

County Rd 43

Fair

Over: N. Fork Big Thompson

Horseshoe Bend Rd, Larimer, CO

Built 2016 Load: 35.6 t ADT: 600

County Road 6

Fair

Over: Dry Creek Tributary

0.2 Mi E of Co Rd 23E, Larimer, CO

Built 1988 Load: 35.6 t ADT: 2,684

SH 14 ML

Fair

Over: JOE WRIGHT CREEK

4.6 MI E OF JACKSON-LARIM, Larimer, CO

Built 1976 Load: 35.8 t ADT: 490

US 36 ML

Fair

Over: LITTLE THOMPSON RIVER

11.1 MI SE OF JCT SH 7, Larimer, CO

Built 1937 Load: 36.0 t ADT: 6,500

County Road 18

Fair

Over: Home Supply Ditch

0.6 Mi E of Co Rd 23E, Larimer, CO

Built 1993 Load: 36.1 t ADT: 1,738

US 287 ML

Fair

Over: DRAW, CATTLE UNDERPASS

16.7 MILES NORTH OF TEDS, Larimer, CO

Built 1961 Load: 36.4 t ADT: 3,900

US 287 ML

Fair

Over: DEADMAN CREEK

23 MILES NORTH OF TEDS PL, Larimer, CO

Built 1960 Load: 36.8 t ADT: 3,900

US 287 ML

Fair

Over: STONEWALL CREEK

13.7 MILES NORTH OF TEDS, Larimer, CO

Built 1963 Load: 36.9 t ADT: 3,900

County Road 27

Fair

Over: Buckhorn Creek

2.9 Mi NW of Masonville, Larimer, CO

Built 1960 Load: 36.9 t ADT: 751

County Road 32C

Fair

Over: Buckhorn Creek Trib.

Just W of CR27, Larimer, CO

Built 2007 Load: 37.1 t ADT: 170

Linden Street

Fair

Over: Cache La Poudre River

0.1 Mi NE of Willow St, Larimer, CO

Built 1984 Load: 38.7 t ADT: 2,883

Oak Street

Fair

Over: Larimer Co. Canal No. 2

20 Ft W of Bryan Avenue, Larimer, CO

Built 1987 Load: 38.7 t ADT: 522

US 34 ML

Fair

Over: DICKSON GULCH

7 MI W OF LOVELAND, Larimer, CO

Built 2003 Load: 38.9 t ADT: 4,900

SH 34 ACCESS ROAD

Fair

Over: BIG THOMPSON RIVER AR

IN DRAKE, Larimer, CO

Built 1977 Load: 39.0 t ADT: 48

County Road 69B

Fair

Over: Big Thompson River

0.1 Mi S of End of SH S66, Larimer, CO

Built 1940 Load: 39.0 t ADT: 3,417

Idlewild Lane

Fair

Over: Big Thompson River

15 Ft S of US Hwy 34, Larimer, CO

Built 2019 Load: 39.2 t ADT: 90

Stuart Street

Fair

Over: Spring Creek

0.1 Mi E of Whedbee St., Larimer, CO

Built 1992 Load: 39.6 t ADT: 3,770

US 287 ML

Fair

Over: FOSSIL CREEK

7.3 MI N OF JCT US 34, Larimer, CO

Built 1975 Load: 39.7 t ADT: 31,000

County Road 13C

Fair

Over: Big Thompson River

0.1 Mi N of St Hwy 402A, Larimer, CO

Built 1983 Load: 39.7 t ADT: 2,840

Shields Street

Fair

Over: Importation Channel

0.2 Mi N of Stuart St, Larimer, CO

Built 1992 Load: 40.0 t ADT: 26,994

US 34 ML

Fair

Over: BIG THOMPSON RIVER

6 MI W OF LOVELAND, Larimer, CO

Built 1980 Load: 40.2 t ADT: 4,900

I 25 ML SBND

Fair

Over: WINDSOR RES,CANAL DITCH

6.9 MI S OF JCT SH 1, Larimer, CO

Built 1966 Load: 40.8 t ADT: 19,000

County Road 27E

Fair

Over: Rist Creek

100 Ft N of Co Rd 52E, Larimer, CO

Built 1984 Load: 40.9 t ADT: 99

Berthoud Dale Ln.

Fair

Over: Big Thompson River

10 Ft S of US Hwy 34, Larimer, CO

Built 1977 Load: 41.0 t ADT: 26

SH 14 ML

Fair

Over: POUDRE VALLEY CANAL

1.7 MI W OF 287-TEDS PLAC, Larimer, CO

Built 1984 Load: 41.1 t ADT: 2,100

Drake Road

Fair

Over: Spring Creek

0.0 Mi E of Hanover Dr, Larimer, CO

Built 1997 Load: 42.8 t ADT: 17,741

I 25 ML NBND

Fair

Over: LARIMER COUNTY CANAL

5.2 MI N OF JCT SH 14, Larimer, CO

Built 1950 Load: 43.0 t ADT: 14,000

County Road 28

Fair

Over: Louden Ditch

0.5 Mi E of Co Rd 17, Larimer, CO

Built 1977 Load: 43.0 t ADT: 11,797

County Road 20

Fair

Over: Dry Creek

0.1 Mi E of Co Rd 23H, Larimer, CO

Built 1986 Load: 43.5 t ADT: 3,063

County Road 63E

Fair

Over: S Frk Cache La Poudre Rv

1.6 Mi N of Co Rd 44H, Larimer, CO

Built 1994 Load: 43.6 t ADT: 90

CR52E-Rist Canyon

Fair

Over: Hansen Feeder Canal

1.8 Mi E of Co Rd 27E, Larimer, CO

Built 1989 Load: 43.7 t ADT: 1,155

County Road 9

Fair

Over: Boxelder Creek

0.3 Mi N of Co Rd 70, Larimer, CO

Built 1981 Load: 44.0 t ADT: 684

US 34 ML

Fair

Over: BIG THOMPSON RIVER

14 MI E OF ESTES PARK, Larimer, CO

Built 1936 Load: 44.4 t ADT: 4,900

County Road 37

Fair

Over: Rabbit Creek

1.3 Mi N of Co Rd 74E, Larimer, CO

Built 1981 Load: 44.5 t ADT: 103

US 34 ML

Fair

Over: BIG THOMPSON RIVER

2 MI W OF LOVELAND, Larimer, CO

Built 2005 Load: 44.7 t ADT: 8,300

East Riverside Dr

Fair

Over: Big Thompson River

0.1 Mi S of Elkhorn Ave., Larimer, CO

Built 1979 Load: 45.2 t ADT: 6,668

County Road 29

Fair

Over: Big Thompson River

Junction with Co Rd 22H, Larimer, CO

Built 1978 Load: 45.5 t ADT: 332

Prospect Road

Fair

Over: Spring Creek

0.2 Mi E of Timberline Rd, Larimer, CO

Built 1987 Load: 46.1 t ADT: 24,628

County Road 23E

Fair

Over: Home Supply Ditch

0.4 Mi N of Co Rd 18, Larimer, CO

Built 1986 Load: 46.6 t ADT: 1,075

County Road 11

Fair

Over: Larimer and Weld Canal

0.1 Mi N of CR 54, Larimer, CO

Built 1963 Load: 46.8 t ADT: 95

I 25 ML NBND

Fair

Over: FLOOD DRAINAGE

2.5 MI N OF JCT SH 14, Larimer, CO

Built 1950 Load: 47.6 t ADT: 14,000

SH 14 ML

Fair

Over: CACHE LA POUDRE DITCH 2

2.6 MI E OF JCT US 287, Larimer, CO

Built 1967 Load: 47.7 t ADT: 32,000

SH14ML/FRONTAGE RD

Fair

Over: CACHE LA POUDRE DITCH 2

1.8 MI E OF JCT US 287, Larimer, CO

Built 1967 Load: 47.8 t ADT: 33,000

County Road 60

Fair

Over: Boxelder Creek

0.1 Mi East of I-25, Larimer, CO

Built 1988 Load: 49.3 t ADT: 1,942

County Road 64

Fair

Over: Poudre Valley Canal

0.5 Mi E of Co Rd 21, Larimer, CO

Built 1968 Load: 51.2 t ADT: 49

JFK Parkway

Fair

Over: Larimer Co Canal No. 2

0.1 Mi N of Bockman D, Larimer, CO

Built 1992 Load: 51.3 t ADT: 8,482
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.