US Bridges

I-25 Sbl over Wyo 191

Fair

Johnson County, Wyoming · Kaycee Marginal · Structure no. AKK

Built
1970
55 years old
Condition
Fair
inspected May 2024
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
190 ft
2 main spans
Daily traffic
1,673
2024 count
Owner
State
State Highway Agency

About this bridge

I-25 Sbl over Wyo 191 is a concrete continuous box beam or girders - multiple carrying I-25 Sbl over Wyo 191 in Johnson County, Wyoming. It was built in 1970, so it is 55 years old, older than the Wyoming average of 48.4 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 1,673 vehicles a day, roughly 23% of them trucks, projected to reach 2,342 by 2043. The structure is 190 ft (57.9 m) long and 45 ft wide.

CarriesI-25 Sbl
CrossesWyo 191
LocationKaycee Marginal
RouteInterstate 25
StateWyoming
Coordinates43.71586, -106.64169
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.
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 inspectionMay 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 geometry8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating74.8 US tons
Inventory rating44.6 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length190 ft (57.9 m)
Longest span96 ft (29.3 m)
Deck width45 ft (13.6 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,673 (2024)
Projected traffic2,342 by 2043
Trucks23%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-25 Sbl over Wyo 191 built?

It was built in 1970, making it 55 years old in 2025.

What condition is I-25 Sbl over Wyo 191 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 May 2024.

How much traffic does I-25 Sbl over Wyo 191 carry?

About 1,673 vehicles per day (2024 count), of which roughly 23% are trucks.

How long is I-25 Sbl over Wyo 191?

The structure is 190 ft (57.9 m) long with a longest span of 96 ft (29.3 m) and a deck 45 ft wide.

Who owns I-25 Sbl over Wyo 191?

It is owned by the State Highway Agency.