US Bridges

County Road 9N over Farmers Union Lateral

Fair

Rio Grande County, Colorado · At CR 5E and 9N · Structure no. RGDN09-05.00E

Built
1962
63 years old, rebuilt 2014
Condition
Fair
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
26 ft
1 main span
Daily traffic
50
2022 count
Owner
County
County Highway Agency

About this bridge

County Road 9N over Farmers Union Lateral is a steel stringer/multi-beam or girder carrying County Road 9N over Farmers Union Lateral in Rio Grande County, Colorado. It was built in 1962 and reconstructed in 2014, so it is 63 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 50 vehicles a day, projected to reach 58 by 2042. The structure is 26 ft (7.9 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesCounty Road 9N
CrossesFarmers Union Lateral
LocationAt CR 5E and 9N
RouteCounty Highway 0
CountyRio Grande County
StateColorado
Coordinates37.70474, -106.05703
Functional classRural Minor Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating49.3 US tons
Inventory rating29.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckCorrugated steel
Main spans1
Design loadUnknown
Structure length26 ft (7.9 m)
Longest span22 ft (6.7 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2022)
Projected traffic58 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 9N over Farmers Union Lateral built?

It was built in 1962, making it 63 years old in 2025. It was reconstructed in 2014.

What condition is County Road 9N over Farmers Union Lateral 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 December 2024.

How much traffic does County Road 9N over Farmers Union Lateral carry?

About 50 vehicles per day (2022 count).

How long is County Road 9N over Farmers Union Lateral?

The structure is 26 ft (7.9 m) long with a longest span of 22 ft (6.7 m) and a deck 24 ft wide.

Who owns County Road 9N over Farmers Union Lateral?

It is owned by the County Highway Agency.