US Bridges

I-25 Sbl over Pl CR 98 (ty Road)

Fair

Platte County, Wyoming · Chugwater - Wheatland · Structure no. ADE

Built
1969
56 years old
Condition
Fair
inspected April 2024
Type
Tee Beam
Concrete Continuous
Length
121 ft
3 main spans
Daily traffic
3,350
2024 count
Owner
State
State Highway Agency

About this bridge

I-25 Sbl over Pl CR 98 (ty Road) is a concrete continuous tee beam carrying I-25 Sbl over Pl CR 98 (ty Road) in Platte County, Wyoming. It was built in 1969, so it is 56 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 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 3,350 vehicles a day, roughly 23% of them trucks, projected to reach 4,690 by 2043. The structure is 121 ft (36.9 m) long and 41 ft wide.

CarriesI-25 Sbl
CrossesPl CR 98 (ty Road)
LocationChugwater - Wheatland
RouteInterstate 25
StateWyoming
Coordinates41.78437, -104.79151
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.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.4 US tons
Inventory rating40.3 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length121 ft (36.9 m)
Longest span47 ft (14.2 m)
Deck width41 ft (12.4 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,350 (2024)
Projected traffic4,690 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 Pl CR 98 (ty Road) built?

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

What condition is I-25 Sbl over Pl CR 98 (ty Road) 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 April 2024.

How much traffic does I-25 Sbl over Pl CR 98 (ty Road) carry?

About 3,350 vehicles per day (2024 count), of which roughly 23% are trucks.

How long is I-25 Sbl over Pl CR 98 (ty Road)?

The structure is 121 ft (36.9 m) long with a longest span of 47 ft (14.2 m) and a deck 41 ft wide.

Who owns I-25 Sbl over Pl CR 98 (ty Road)?

It is owned by the State Highway Agency.