US Bridges

I 25 Ml Nbnd over Linden Ave

Fair

Las Animas County, Colorado · In Trinidad · Structure no. P-18-BF

Built
1958
67 years old
Condition
Fair
inspected October 2024
Type
Tee Beam
Concrete Continuous
Length
146 ft
4 main spans
Daily traffic
8,000
2020 count
Owner
State
State Highway Agency

About this bridge

I 25 Ml Nbnd over Linden Ave is a concrete continuous tee beam carrying I 25 Ml Nbnd over Linden Ave in Las Animas County, Colorado. It was built in 1958, so it is 67 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 8,000 vehicles a day, roughly 13% of them trucks, projected to reach 9,520 by 2040. The structure is 146 ft (44.4 m) long and 42 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesI 25 Ml Nbnd
CrossesLinden Ave
LocationIn Trinidad
RouteInterstate 25A
Coordinates37.17833, -104.5029
Functional classUrban 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 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
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating43.7 US tons
Inventory rating26.1 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckOther
Main spans4
Design loadHS 20
Structure length146 ft (44.4 m)
Longest span41 ft (12.5 m)
Deck width42 ft (12.8 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,000 (2020)
Projected traffic9,520 by 2040
Trucks13%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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 Linden Ave built?

It was built in 1958, making it 67 years old in 2025.

What condition is I 25 Ml Nbnd over Linden Ave 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 Linden Ave carry?

About 8,000 vehicles per day (2020 count), of which roughly 13% are trucks.

How long is I 25 Ml Nbnd over Linden Ave?

The structure is 146 ft (44.4 m) long with a longest span of 41 ft (12.5 m) and a deck 42 ft wide.

Who owns I 25 Ml Nbnd over Linden Ave?

It is owned by the State Highway Agency.