US Bridges

County Road 29 over Spring Creek

Fair

Kit Carson County, Colorado · 1.6 Miles North of Road Y · Structure no. KITC-29-4.60A02

Built
1988
37 years old
Condition
Fair
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
66 ft
1 main span
Daily traffic
45
2022 count
Owner
County
County Highway Agency

About this bridge

County Road 29 over Spring Creek is a steel stringer/multi-beam or girder carrying County Road 29 over Spring Creek in Kit Carson County, Colorado. It was built in 1988, so it is 37 years old, younger 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 45 vehicles a day, projected to reach 52 by 2042. The structure is 66 ft (20 m) long and 32 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesCounty Road 29
CrossesSpring Creek
Location1.6 Miles North of Road Y
RouteCounty Highway 0
CountyKit Carson County
StateColorado
Coordinates39.36819, -102.6313
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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating51.3 US tons
Inventory rating30.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHS 20
Structure length66 ft (20 m)
Longest span60 ft (18.4 m)
Deck width32 ft (9.8 m)
Roadway width32 ft (9.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic45 (2022)
Projected traffic52 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 29 over Spring Creek built?

It was built in 1988, making it 37 years old in 2025.

What condition is County Road 29 over Spring Creek 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 2023.

How much traffic does County Road 29 over Spring Creek carry?

About 45 vehicles per day (2022 count).

How long is County Road 29 over Spring Creek?

The structure is 66 ft (20 m) long with a longest span of 60 ft (18.4 m) and a deck 32 ft wide.

Who owns County Road 29 over Spring Creek?

It is owned by the County Highway Agency.