US Bridges

County Road 8 over LA Jara Creek

FairPosted for load

Conejos County, Colorado · 0.4 MI S of Capulin/Sh 15 · Structure no. CON05.0W-13.6N

Built
1933
92 years old
Condition
Fair
inspected March 2025
Type
Tee Beam
Concrete
Length
53 ft
1 main span
Daily traffic
35
2022 count
Owner
County
County Highway Agency

About this bridge

County Road 8 over LA Jara Creek is a concrete tee beam carrying County Road 8 over LA Jara Creek in Conejos County, Colorado. It was built in 1933, so it is 92 years old, older 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 35 vehicles a day, roughly 2% of them trucks, projected to reach 40 by 2042. The structure is 53 ft (16.2 m) long and 20 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

Location

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CarriesCounty Road 8
CrossesLA Jara Creek
Location0.4 MI S of Capulin/Sh 15
RouteCounty Highway 0
CountyConejos County
StateColorado
Coordinates37.27838, -106.11093
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2025
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating25 US tons
Inventory rating18 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length53 ft (16.2 m)
Longest span48 ft (14.7 m)
Deck width20 ft (6.1 m)
Roadway width16 ft (4.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35 (2022)
Projected traffic40 by 2042
Trucks2%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5.6 mi (9 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusEligible 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 8 over LA Jara Creek built?

It was built in 1933, making it 92 years old in 2025.

What condition is County Road 8 over LA Jara 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 March 2025.

How much traffic does County Road 8 over LA Jara Creek carry?

About 35 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is County Road 8 over LA Jara Creek?

The structure is 53 ft (16.2 m) long with a longest span of 48 ft (14.7 m) and a deck 20 ft wide.

Who owns County Road 8 over LA Jara Creek?

It is owned by the County Highway Agency.