US Bridges

SH 71 Ml over Horse Creek

Fair

Lincoln County, Colorado · 7.1 Mi.S.Of SH 94 · Structure no. J-22-K

Built
1988
37 years old
Condition
Fair
inspected February 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
212 ft
2 main spans
Daily traffic
650
2020 count
Owner
State
State Highway Agency

About this bridge

SH 71 Ml over Horse Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying SH 71 Ml over Horse Creek in Lincoln 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 650 vehicles a day, roughly 23% of them trucks, projected to reach 878 by 2040. The structure is 212 ft (64.6 m) long and 38 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSH 71 Ml
CrossesHorse Creek
Location7.1 Mi.S.Of SH 94
RouteState Highway 71C
Coordinates38.74654, -103.70355
Functional classRural Minor Arterial

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65.6 US tons
Inventory rating39.4 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length212 ft (64.6 m)
Longest span104 ft (31.6 m)
Deck width38 ft (11.7 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic650 (2020)
Projected traffic878 by 2040
Trucks23%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 SH 71 Ml over Horse Creek built?

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

What condition is SH 71 Ml over 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 February 2025.

How much traffic does SH 71 Ml over Horse Creek carry?

About 650 vehicles per day (2020 count), of which roughly 23% are trucks.

How long is SH 71 Ml over Horse Creek?

The structure is 212 ft (64.6 m) long with a longest span of 104 ft (31.6 m) and a deck 38 ft wide.

Who owns SH 71 Ml over Horse Creek?

It is owned by the State Highway Agency.