US Bridges

I-80 / US 30 Bus over Bitter Creek

Good

Sweetwater County, Wyoming · Rock Springs Bridger Ave · Structure no. DKE

Built
1981
44 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
68 ft
1 main span
Daily traffic
5,903
2024 count
Owner
State
State Highway Agency

About this bridge

I-80 / US 30 Bus over Bitter Creek is a steel stringer/multi-beam or girder carrying I-80 / US 30 Bus over Bitter Creek in Sweetwater County, Wyoming. It was built in 1981, so it is 44 years old, younger than the Wyoming average of 48.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 5,903 vehicles a day, roughly 10% of them trucks, projected to reach 8,264 by 2043. The structure is 68 ft (20.7 m) long and 62 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesI-80 / US 30 Bus
CrossesBitter Creek
LocationRock Springs Bridger Ave
RouteU.S. Route 80
CountySweetwater County
StateWyoming
Coordinates41.5928, -109.21665
Functional classUrban Other Principal Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52 US tons
Inventory rating31 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length68 ft (20.7 m)
Longest span66 ft (20.1 m)
Deck width62 ft (18.9 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,903 (2024)
Projected traffic8,264 by 2043
Trucks10%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemYes

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-80 / US 30 Bus over Bitter Creek built?

It was built in 1981, making it 44 years old in 2025.

What condition is I-80 / US 30 Bus over Bitter Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in June 2023.

How much traffic does I-80 / US 30 Bus over Bitter Creek carry?

About 5,903 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is I-80 / US 30 Bus over Bitter Creek?

The structure is 68 ft (20.7 m) long with a longest span of 66 ft (20.1 m) and a deck 62 ft wide.

Who owns I-80 / US 30 Bus over Bitter Creek?

It is owned by the State Highway Agency.