US Bridges

I 25 Ml Sbnd over Rugby Arroyo

Fair

Las Animas County, Colorado · 2.7 MI S of JCT US160 · Structure no. O-18-AX

Built
1959
66 years old
Condition
Fair
inspected January 2025
Type
Tee Beam
Concrete
Length
94 ft
3 main spans
Daily traffic
5,500
2020 count
Owner
State
State Highway Agency

About this bridge

I 25 Ml Sbnd over Rugby Arroyo is a concrete tee beam carrying I 25 Ml Sbnd over Rugby Arroyo in Las Animas County, Colorado. It was built in 1959, so it is 66 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 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 5,500 vehicles a day, roughly 17% of them trucks, projected to reach 7,205 by 2040. The structure is 94 ft (28.7 m) long and 42 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesI 25 Ml Sbnd
CrossesRugby Arroyo
Location2.7 MI S of JCT US160
RouteInterstate 25A
Coordinates37.45791, -104.65602
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45.4 US tons
Inventory rating27.2 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length94 ft (28.7 m)
Longest span30 ft (9 m)
Deck width42 ft (12.8 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,500 (2020)
Projected traffic7,205 by 2040
Trucks17%
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 Sbnd over Rugby Arroyo built?

It was built in 1959, making it 66 years old in 2025.

What condition is I 25 Ml Sbnd over Rugby Arroyo 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 January 2025.

How much traffic does I 25 Ml Sbnd over Rugby Arroyo carry?

About 5,500 vehicles per day (2020 count), of which roughly 17% are trucks.

How long is I 25 Ml Sbnd over Rugby Arroyo?

The structure is 94 ft (28.7 m) long with a longest span of 30 ft (9 m) and a deck 42 ft wide.

Who owns I 25 Ml Sbnd over Rugby Arroyo?

It is owned by the State Highway Agency.