US Bridges

County Road 72 over Park Creek

Fair

Larimer County, Colorado · 3.4 MI E of SH287 · Structure no. LR72-3.4-S287

Built
2014
11 years old
Condition
Fair
inspected June 2023
Type
Culvert
Concrete
Length
20 ft
1 main span
Daily traffic
4,435
2023 count
Owner
County
County Highway Agency

About this bridge

County Road 72 over Park Creek is a concrete culvert carrying County Road 72 over Park Creek in Larimer County, Colorado. It was built in 2014, so it is 11 years old, younger than the Colorado average of 42.2 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 4,435 vehicles a day, roughly 24% of them trucks, projected to reach 5,544 by 2042. The structure is 20 ft (6.1 m) long and 88 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

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CarriesCounty Road 72
CrossesPark Creek
Location3.4 MI E of SH287
RouteCounty Highway 0
CountyLarimer County
StateColorado
Coordinates40.77306, -105.13028
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating106.8 US tons
Inventory rating106.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHL 93
Structure length20 ft (6.1 m)
Longest span20 ft (6.1 m)
Deck width88 ft (26.8 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,435 (2023)
Projected traffic5,544 by 2042
Trucks24%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was County Road 72 over Park Creek built?

It was built in 2014, making it 11 years old in 2025.

What condition is County Road 72 over Park Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in June 2023.

How much traffic does County Road 72 over Park Creek carry?

About 4,435 vehicles per day (2023 count), of which roughly 24% are trucks.

How long is County Road 72 over Park Creek?

The structure is 20 ft (6.1 m) long with a longest span of 20 ft (6.1 m) and a deck 88 ft wide.

Who owns County Road 72 over Park Creek?

It is owned by the County Highway Agency.