US Bridges

FSR 250.6A over Conejos River

Fair

Conejos County, Colorado · .10 MI on FSR 250.6A · Structure no. 020903000001182

Built
1969
56 years old
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
56 ft
3 main spans
Daily traffic
116
2003 count
Owner
Federal
U.S. Forest Service

About this bridge

FSR 250.6A over Conejos River is a steel stringer/multi-beam or girder carrying FSR 250.6A over Conejos River in Conejos County, Colorado. It was built in 1969, so it is 56 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 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 116 vehicles a day, roughly 4% of them trucks, projected to reach 128 by 2023. The structure is 56 ft (17.1 m) long and 18 ft wide. If it were closed, the detour would be 98.2 mi (158 km).

CarriesFSR 250.6A
CrossesConejos River
Location.10 MI on FSR 250.6A
RouteFederal Lands Road 250.6
Coordinates37.35367, -106.52917
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating35.1 US tons
Inventory rating26.5 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length56 ft (17.1 m)
Longest span40 ft (12.2 m)
Deck width18 ft (5.5 m)
Roadway width16 ft (4.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic116 (2003)
Projected traffic128 by 2023
Trucks4%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.2 mi (158 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerU.S. Forest Service
Maintained byU.S. Forest Service
Historic statusHistorical significance not determinable at this time
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$26,000
NavigationNo navigation control on waterway

Frequently asked questions

When was FSR 250.6A over Conejos River built?

It was built in 1969, making it 56 years old in 2025.

What condition is FSR 250.6A over Conejos River 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 July 2023.

How much traffic does FSR 250.6A over Conejos River carry?

About 116 vehicles per day (2003 count), of which roughly 4% are trucks.

How long is FSR 250.6A over Conejos River?

The structure is 56 ft (17.1 m) long with a longest span of 40 ft (12.2 m) and a deck 18 ft wide.

Who owns FSR 250.6A over Conejos River?

It is owned by the U.S. Forest Service.