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)

ASPENGLEN CAMPGROU

Fair

Over: FALL RIVER

0.2 MILES FROM FALL RIVER, Larimer, CO

Built 1983 Load: 19.0 t ADT: 300

County Road 80C

Fair

Over: N Frk Cache La Poudre Rv

0.5 Mi E of Co Rd 37, Larimer, CO

Built 1981 Load: 19.0 t ADT: 380

Big Pine Lane

Fair

Over: Big Thompson River

15 Ft S of US Hwy 34, Larimer, CO

Built 1977 Load: 19.0 t ADT: 18

I 25 ML NBND

Fair

Over: N.POUDRE DITCH,SAND CRK

11.6 MI NORTH OF JCT SH 1, Larimer, CO

Built 1950 Load: 19.1 t ADT: 12,500

US 34 ML

Fair

Over: DRAW

3.8 MI W OF LOVELAND, Larimer, CO

Built 1933 Load: 20.2 t ADT: 4,900

County Road 25E

Fair

Over: Pleas Valley Lake Canal

1.3 Mi N of Co Rd 52E, Larimer, CO

Built 1963 Load: 20.4 t ADT: 347

County Road 54E

Fair

Over: Pleas. Valley Lake Canal

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

Built 1962 Load: 20.4 t ADT: 246

County Road 56

Fair

Over: Larimer County Canal

1.1 Mi E of I-25, Larimer, CO

Built 1940 Load: 20.4 t ADT: 221

County Road 103

Fair

Over: Larimer Poudre Canal

6.8 Mi N of St Hwy 14, Larimer, CO

Built 1954 Load: 20.6 t ADT: 85

County Road 19

Fair

Over: Poudre Valley Canal

50 Ft N of Co Rd 64, Larimer, CO

Built 1963 Load: 20.8 t ADT: 1,254

US 287 ML

Fair

Over: LOUDEN CANAL

3.2 MI N OF JCT US 34, Larimer, CO

Built 1924 Load: 21.0 t ADT: 34,000

US 287 ML

Fair

Over: SIX MILE CREEK

21.5 MILES NORTH OF TEDS, Larimer, CO

Built 1960 Load: 21.2 t ADT: 3,900

County Road 13E

Fair

Over: Jackson Ditch

0.2 Mi No of Co Rd 52C, Larimer, CO

Built 1962 Load: 21.5 t ADT: 315

County Road 32E

Fair

Over: Cache La Poudre River

0.1 Mi E of Co Rd 3, Larimer, CO

Built 1972 Load: 21.5 t ADT: 6,341

County Road 48

Fair

Over: Larimer & Weld Canal

0.8 Mi East of I-25, Larimer, CO

Built 1970 Load: 21.7 t ADT: 2,271

US 287 ML

Fair

Over: LARIMER COUNTY CANAL

FT COLLINS, Larimer, CO

Built 1948 Load: 21.8 t ADT: 37,000

SH 14 ML

Fair

Over: YOUNGS GULCH

13 MI EAST OF ROAD TO EGG, Larimer, CO

Built 1950 Load: 22.1 t ADT: 1,100

County Road 74E

Fair

Over: South Lone Pine Creek

9.9 Mi E of Co Rd 68C, Larimer, CO

Built 1967 Load: 22.1 t ADT: 2,242

Rustic Road

Fair

Over: Cache La Poudre River

Just S of CR14, Larimer, CO

Built 1959 Load: 22.1 t ADT: 81

US 287 ML

Fair

Over: BIG THOMPSON RIVER

0.4 MI N OF JCT SH 402, Larimer, CO

Built 1950 Load: 22.2 t ADT: 18,000

US 287 ML

Fair

Over: LARAMIE POUDRE CANAL

0.1 MI N OF JCT SH 14, Larimer, CO

Built 1965 Load: 22.5 t ADT: 6,500

County Road 74E

Fair

Over: N Frk Cache La Poudre Rv

1.9 MIi E of Co Rd 37, Larimer, CO

Built 1953 Load: 23.0 t ADT: 2,655

FT COLLINS EXP WAY

Fair

Over: DITCH

1.2 MI S OF TED'S PLACE, Larimer, CO

Built 1987 Load: 23.4 t ADT: 8,900

US 34 ML

Fair

Over: HANDY DITCH

3.7 MI WEST OF LOVELAND, Larimer, CO

Built 1933 Load: 23.5 t ADT: 4,900

County Road 80C

Fair

Over: North Poudre Canal

0.7 Mi E of Co Rd 37, Larimer, CO

Built 1971 Load: 23.5 t ADT: 380

FDR 169

Fair

Over: SHEEP CREEK

50 FT SO OF LARIMER CR 80, Larimer, CO

Built 1977 Load: 23.7 t ADT: 9

County Road 23E

Fair

Over: Dry Creek Tributary

0.8 Mi N of Co Rd 4, Larimer, CO

Built 1987 Load: 23.9 t ADT: 1,838

Fish Hatchery Road

Fair

Over: Fall River

0.2 Mi W of US Hwy 34, Larimer, CO

Built 1983 Load: 24.3 t ADT: 501

Drake Road

Fair

Over: Larimer Co. Canal No. 2

0.1 Mi E of Meadowlark Av, Larimer, CO

Built 1935 Load: 24.5 t ADT: 24,414

Washington Avenue

Fair

Over: Greeley Loveland Canal

100 Ft N of 1st St, Larimer, CO

Built 1922 Load: 24.5 t ADT: 1,989

County Road 16

Fair

Over: Home Supply Ditch

0.2 Mi E of Co Rd 23, Larimer, CO

Built 1969 Load: 24.5 t ADT: 749

County Road 17

Fair

Over: Little Thompson River

0.7 Mi N of Co Rd 2E, Larimer, CO

Built 1986 Load: 24.9 t ADT: 962

County Road 52E

Fair

Over: Cache La Poudre River

0.7 M W of Jct US Hwy 287, Larimer, CO

Built 1957 Load: 25.0 t ADT: 2,343

I 25 SERVICE RD

Fair

Over: WINDSOR RES, CANAL SR

1.6 MI N OF JCT SH 14, Larimer, CO

Built 1966 Load: 25.2 t ADT: 1,450

US 34 ML

Fair

Over: HOME SUPPLY DITCH

3.5 MI W OF LOVELAND, Larimer, CO

Built 1933 Load: 25.2 t ADT: 4,900

David Drive

Fair

Over: Fall River

80 Ft W of US Hwy 34, Larimer, CO

Built 1974 Load: 25.4 t ADT: 221

Fall River Court

Fair

Over: Fall River

100 Ft S of US Hwy 34, Larimer, CO

Built 1974 Load: 25.4 t ADT: 273

County Road 21

Fair

Over: Poudre Valley Canal

1.3 Mi N of Co Rd 60E, Larimer, CO

Built 1972 Load: 25.4 t ADT: 48

County Road 19

Fair

Over: Larimer County Canal

2.0 Mi N of Co Rd 56, Larimer, CO

Built 1979 Load: 25.5 t ADT: 2,014

US 287 ML

Fair

Over: LAKE CANAL

At Woodlawn Dr., Larimer, CO

Built 1930 Load: 25.6 t ADT: 25,000

County Road 103

Fair

Over: Joe Wright Creek

100 Ft N of St Hwy 14, Larimer, CO

Built 1952 Load: 25.8 t ADT: 143

County Road 64

Fair

Over: Poudre Valley Canal

0.1 Mi East of I-25, Larimer, CO

Built 1968 Load: 25.8 t ADT: 3,151

US 34 ML

Fair

Over: N FK BIG THOMPSON RIVER

11.7 MI E OF ESTES PARK, Larimer, CO

Built 2003 Load: 25.9 t ADT: 4,900

US 34 BUSINESS

Fair

Over: FALL RIVER

W SIDE OF ESTES PARK, Larimer, CO

Built 1960 Load: 26.1 t ADT: 4,314

County Road 52E

Fair

Over: Cache La Poudre River

0.1 Mi E of Co Rd 23, Larimer, CO

Built 1957 Load: 26.2 t ADT: 2,343

US 34 BUSINESS

Fair

Over: FALL RIVER

US 34 BUS. IN ESTES PARK, Larimer, CO

Built 1948 Load: 26.3 t ADT: 1,366

County Road 63E

Fair

Over: S Frk Cache La Poudre Rv

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

Built 1971 Load: 26.3 t ADT: 86

County Road 18E

Fair

Over: Dry Creek

1.8 Mi E of Co Rd 31, Larimer, CO

Built 1984 Load: 26.9 t ADT: 2,621

County Road 43F

Fair

Over: Little Thompson River

0.2 Mi N of Co Rd 4F, Larimer, CO

Built 1991 Load: 26.9 t ADT: 29

County Road 42

Fair

Over: Fossil Creek Res. Inlet

Jct. with Co Rd 9, Larimer, CO

Built 1963 Load: 27.1 t ADT: 153
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.