US Bridges

SH 10 Ml over Apishapa River

Fair

Otero County, Colorado · 24 MI SW of LA Junta · Structure no. M-20-O

Built
1985
40 years old
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
193 ft
2 main spans
Daily traffic
420
2020 count
Owner
State
State Highway Agency

About this bridge

SH 10 Ml over Apishapa River is a prestressed concrete continuous stringer/multi-beam or girder carrying SH 10 Ml over Apishapa River in Otero County, Colorado. It was built in 1985, so it is 40 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 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 420 vehicles a day, roughly 24% of them trucks, projected to reach 496 by 2040. The structure is 193 ft (58.8 m) long and 40 ft wide. If it were closed, the detour would be 24.9 mi (40 km).

CarriesSH 10 Ml
CrossesApishapa River
Location24 MI SW of LA Junta
RouteState Highway 10A
Coordinates37.90974, -104.00576
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating57.3 US tons
Inventory rating26.1 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length193 ft (58.8 m)
Longest span95 ft (29 m)
Deck width40 ft (12.3 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic420 (2020)
Projected traffic496 by 2040
Trucks24%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed24.9 mi (40 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 10 Ml over Apishapa River built?

It was built in 1985, making it 40 years old in 2025.

What condition is SH 10 Ml over Apishapa River 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 2024.

How much traffic does SH 10 Ml over Apishapa River carry?

About 420 vehicles per day (2020 count), of which roughly 24% are trucks.

How long is SH 10 Ml over Apishapa River?

The structure is 193 ft (58.8 m) long with a longest span of 95 ft (29 m) and a deck 40 ft wide.

Who owns SH 10 Ml over Apishapa River?

It is owned by the State Highway Agency.