US Bridges

County Road Dd over Rocky Ford Canal

Fair

Otero County, Colorado · .6 MI E of CR 21 · Structure no. OT-DD-20-26-105

Built
1958
67 years old, rebuilt 2018
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
32 ft
1 main span
Daily traffic
96
2022 count
Owner
County
County Highway Agency

About this bridge

County Road Dd over Rocky Ford Canal is a steel stringer/multi-beam or girder carrying County Road Dd over Rocky Ford Canal in Otero County, Colorado. It was built in 1958 and reconstructed in 2018, so it is 67 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 96 vehicles a day, projected to reach 108 by 2042. The structure is 32 ft (9.8 m) long and 20 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesCounty Road Dd
CrossesRocky Ford Canal
Location.6 MI E of CR 21
RouteCounty Highway 0
CountyOtero County
StateColorado
Coordinates38.02596, -103.68232
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
Deck8 Very GoodNo problems noted.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.6 US tons
Inventory rating45.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length32 ft (9.8 m)
Longest span28 ft (8.5 m)
Deck width20 ft (6 m)
Roadway width20 ft (6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic96 (2022)
Projected traffic108 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 Dd over Rocky Ford Canal built?

It was built in 1958, making it 67 years old in 2025. It was reconstructed in 2018.

What condition is County Road Dd over Rocky Ford 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 Dd over Rocky Ford Canal carry?

About 96 vehicles per day (2022 count).

How long is County Road Dd over Rocky Ford Canal?

The structure is 32 ft (9.8 m) long with a longest span of 28 ft (8.5 m) and a deck 20 ft wide.

Who owns County Road Dd over Rocky Ford Canal?

It is owned by the County Highway Agency.