US Bridges

County Road 37 over Middle Horse Creek

FairPosted for load

Prowers County, Colorado · .4 MI N of CR Uu · Structure no. PR37-36-40.3-72

Built
1960
65 years old
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
41 ft
1 main span
Daily traffic
99
2022 count
Owner
County
County Highway Agency

About this bridge

County Road 37 over Middle Horse Creek is a steel stringer/multi-beam or girder carrying County Road 37 over Middle Horse Creek in Prowers County, Colorado. It was built in 1960, so it is 65 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. Its operating status is: posted for load restriction.

It carries about 99 vehicles a day, projected to reach 117 by 2042. The structure is 41 ft (12.4 m) long and 28 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

CarriesCounty Road 37
CrossesMiddle Horse Creek
Location.4 MI N of CR Uu
RouteCounty Highway 0
Coordinates38.23779, -102.08277
Functional classRural Major 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating21.3 US tons
Inventory rating12.7 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans1
Design loadUnknown
Structure length41 ft (12.4 m)
Longest span38 ft (11.5 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic99 (2022)
Projected traffic117 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.3 mi (23 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 37 over Middle Horse Creek built?

It was built in 1960, making it 65 years old in 2025.

What condition is County Road 37 over Middle Horse 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 April 2023.

How much traffic does County Road 37 over Middle Horse Creek carry?

About 99 vehicles per day (2022 count).

How long is County Road 37 over Middle Horse Creek?

The structure is 41 ft (12.4 m) long with a longest span of 38 ft (11.5 m) and a deck 28 ft wide.

Who owns County Road 37 over Middle Horse Creek?

It is owned by the County Highway Agency.