US Bridges

County Road Ff over Sangre De Cristo Ck

Fair

Costilla County, Colorado · .6 MI W of SH 159 · Structure no. CSFF-W-0.6-W159

Built
1965
60 years old, rebuilt 2004
Condition
Fair
inspected March 2025
Type
Stringer/Multi-beam or Girder
Steel
Length
31 ft
1 main span
Daily traffic
17
2022 count
Owner
County
County Highway Agency

About this bridge

County Road Ff over Sangre De Cristo Ck is a steel stringer/multi-beam or girder carrying County Road Ff over Sangre De Cristo Ck in Costilla County, Colorado. It was built in 1965 and reconstructed in 2004, so it is 60 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 19 by 2042. The structure is 31 ft (9.3 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesCounty Road Ff
CrossesSangre De Cristo Ck
Location.6 MI W of SH 159
RouteCounty Highway 0
CountyCostilla County
StateColorado
Coordinates37.4028, -105.44257
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.
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 inspectionMarch 2025
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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.2 US tons
Inventory rating31.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length31 ft (9.3 m)
Longest span27 ft (8.2 m)
Deck width24 ft (7.3 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17 (2022)
Projected traffic19 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Ff over Sangre De Cristo Ck built?

It was built in 1965, making it 60 years old in 2025. It was reconstructed in 2004.

What condition is County Road Ff over Sangre De Cristo Ck 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 Ff over Sangre De Cristo Ck carry?

About 17 vehicles per day (2022 count).

How long is County Road Ff over Sangre De Cristo Ck?

The structure is 31 ft (9.3 m) long with a longest span of 27 ft (8.2 m) and a deck 24 ft wide.

Who owns County Road Ff over Sangre De Cristo Ck?

It is owned by the County Highway Agency.