US Bridges

I-25 / US 87 Bus over Clear Creek

Fair

Johnson County, Wyoming · Buffalo Main Street · Structure no. BMQ

Built
1975
50 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
67 ft
1 main span
Daily traffic
5,733
2024 count
Owner
State
State Highway Agency

About this bridge

I-25 / US 87 Bus over Clear Creek is a steel stringer/multi-beam or girder carrying I-25 / US 87 Bus over Clear Creek in Johnson County, Wyoming. It was built in 1975, so it is 50 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 5,733 vehicles a day, roughly 1% of them trucks, projected to reach 8,026 by 2043. The structure is 67 ft (20.4 m) long and 81 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI-25 / US 87 Bus
CrossesClear Creek
LocationBuffalo Main Street
RouteInterstate 25
StateWyoming
Coordinates44.34667, -106.69876
Functional classRural Minor Arterial

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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.9 US tons
Inventory rating45 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length67 ft (20.4 m)
Longest span64 ft (19.5 m)
Deck width81 ft (24.7 m)
Roadway width57 ft (17.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,733 (2024)
Projected traffic8,026 by 2043
Trucks1%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was I-25 / US 87 Bus over Clear Creek built?

It was built in 1975, making it 50 years old in 2025.

What condition is I-25 / US 87 Bus over Clear Creek 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 / US 87 Bus over Clear Creek carry?

About 5,733 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is I-25 / US 87 Bus over Clear Creek?

The structure is 67 ft (20.4 m) long with a longest span of 64 ft (19.5 m) and a deck 81 ft wide.

Who owns I-25 / US 87 Bus over Clear Creek?

It is owned by the State Highway Agency.