US Bridges

County RD 12.5 over San Francisco Creek

Fair

Las Animas County, Colorado · 4 MI W of CR 105.5 · Structure no. LA12.5-45-8-79

Built
1966
59 years old, rebuilt 1993
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
34 ft
1 main span
Daily traffic
17
2022 count
Owner
County
County Highway Agency

About this bridge

County RD 12.5 over San Francisco Creek is a steel stringer/multi-beam or girder carrying County RD 12.5 over San Francisco Creek in Las Animas County, Colorado. It was built in 1966 and reconstructed in 1993, so it is 59 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.

It carries about 17 vehicles a day, projected to reach 20 by 2042. The structure is 34 ft (10.3 m) long and 17 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

Open in Google Maps
CarriesCounty RD 12.5
CrossesSan Francisco Creek
Location4 MI W of CR 105.5
RouteCounty Highway 0
CountyLas Animas County
StateColorado
Coordinates37.10685, -104.33042
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating58.8 US tons
Inventory rating35.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckCorrugated steel
Main spans1
Design loadUnknown
Structure length34 ft (10.3 m)
Longest span28 ft (8.4 m)
Deck width17 ft (5.2 m)
Roadway width15 ft (4.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17 (2022)
Projected traffic20 by 2042
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-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 RD 12.5 over San Francisco Creek built?

It was built in 1966, making it 59 years old in 2025. It was reconstructed in 1993.

What condition is County RD 12.5 over San Francisco 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 RD 12.5 over San Francisco Creek carry?

About 17 vehicles per day (2022 count).

How long is County RD 12.5 over San Francisco Creek?

The structure is 34 ft (10.3 m) long with a longest span of 28 ft (8.4 m) and a deck 17 ft wide.

Who owns County RD 12.5 over San Francisco Creek?

It is owned by the County Highway Agency.