US Bridges

County Road 9 over Otero Canal

Fair

Otero County, Colorado · .1 MI S of SH 50 · Structure no. OT-9-08-322-024

Built
1966
59 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
37 ft
1 main span
Daily traffic
37
2022 count
Owner
County
County Highway Agency

About this bridge

County Road 9 over Otero Canal is a steel stringer/multi-beam or girder carrying County Road 9 over Otero Canal in Otero County, Colorado. It was built in 1966, 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 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 37 vehicles a day, projected to reach 41 by 2042. The structure is 37 ft (11.3 m) long and 21 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCounty Road 9
CrossesOtero Canal
Location.1 MI S of SH 50
RouteCounty Highway 0
Coordinates38.11697, -103.91214
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50.5 US tons
Inventory rating30.2 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length37 ft (11.3 m)
Longest span23 ft (7 m)
Deck width21 ft (6.4 m)
Roadway width21 ft (6.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic37 (2022)
Projected traffic41 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 9 over Otero Canal built?

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

What condition is County Road 9 over Otero Canal 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 November 2023.

How much traffic does County Road 9 over Otero Canal carry?

About 37 vehicles per day (2022 count).

How long is County Road 9 over Otero Canal?

The structure is 37 ft (11.3 m) long with a longest span of 23 ft (7 m) and a deck 21 ft wide.

Who owns County Road 9 over Otero Canal?

It is owned by the County Highway Agency.