US Bridges

I 25 Ml Nbnd over Apishapa River

Fair

Las Animas County, Colorado · 17.9 MI No of JCT SH 239 · Structure no. O-18-CD

Built
1969
56 years old
Condition
Fair
inspected October 2024
Type
Tee Beam
Concrete
Length
233 ft
4 main spans
Daily traffic
6,000
2020 count
Owner
State
State Highway Agency

About this bridge

I 25 Ml Nbnd over Apishapa River is a concrete tee beam carrying I 25 Ml Nbnd over Apishapa River in Las Animas County, Colorado. It was built in 1969, so it is 56 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 6,000 vehicles a day, roughly 20% of them trucks, projected to reach 7,140 by 2040. The structure is 233 ft (71.1 m) long and 40 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesI 25 Ml Nbnd
CrossesApishapa River
Location17.9 MI No of JCT SH 239
RouteInterstate 25A
Coordinates37.41116, -104.62723
Functional classRural Principal Arterial - Interstate

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
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 inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.4 US tons
Inventory rating25.4 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckOther
Main spans4
Design loadHS 20 + Mod
Structure length233 ft (71.1 m)
Longest span57 ft (17.5 m)
Deck width40 ft (12.2 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,000 (2020)
Projected traffic7,140 by 2040
Trucks20%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 I 25 Ml Nbnd over Apishapa River built?

It was built in 1969, making it 56 years old in 2025.

What condition is I 25 Ml Nbnd 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 October 2024.

How much traffic does I 25 Ml Nbnd over Apishapa River carry?

About 6,000 vehicles per day (2020 count), of which roughly 20% are trucks.

How long is I 25 Ml Nbnd over Apishapa River?

The structure is 233 ft (71.1 m) long with a longest span of 57 ft (17.5 m) and a deck 40 ft wide.

Who owns I 25 Ml Nbnd over Apishapa River?

It is owned by the State Highway Agency.