US Bridges

County Road 27 over Trout Creek

Good

Routt County, Colorado · 4.0 MI NW of ST HWY 131 · Structure no. 107002704.00965

Built
2000
25 years old
Condition
Good
inspected October 2024
Type
Arch - Deck
Aluminum, Wrought Iron, or Cast Iron
Length
23 ft
1 main span
Daily traffic
607
2023 count
Owner
County
County Highway Agency

About this bridge

County Road 27 over Trout Creek is a aluminum, wrought iron, or cast iron arch - deck carrying County Road 27 over Trout Creek in Routt County, Colorado. It was built in 2000, so it is 25 years old, younger than the Colorado average of 42.2 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 607 vehicles a day, roughly 37% of them trucks, projected to reach 723 by 2042. The structure is 23 ft (6.9 m) long and 40 ft wide. If it were closed, the detour would be 18 mi (29 km).

CarriesCounty Road 27
CrossesTrout Creek
Location4.0 MI NW of ST HWY 131
RouteCounty Highway 0
Coordinates40.31235, -107.00983
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeArch - Deck
MaterialAluminum, Wrought Iron, or Cast Iron
DeckNot applicable
Main spans1
Design loadHS 20
Structure length23 ft (6.9 m)
Longest span23 ft (6.9 m)
Deck width40 ft (12.2 m)
Roadway width35 ft (10.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic607 (2023)
Projected traffic723 by 2042
Trucks37%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed18 mi (29 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was County Road 27 over Trout Creek built?

It was built in 2000, making it 25 years old in 2025.

What condition is County Road 27 over Trout Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in October 2024.

How much traffic does County Road 27 over Trout Creek carry?

About 607 vehicles per day (2023 count), of which roughly 37% are trucks.

How long is County Road 27 over Trout Creek?

The structure is 23 ft (6.9 m) long with a longest span of 23 ft (6.9 m) and a deck 40 ft wide.

Who owns County Road 27 over Trout Creek?

It is owned by the County Highway Agency.