US Bridges

I-80 Wbl over E F Medicine Bow River

Poor

Carbon County, Wyoming · Rawlins - Laramie · Structure no. AVF

Built
1969
56 years old
Condition
Poor
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
168 ft
3 main spans
Daily traffic
6,267
2024 count
Owner
State
State Highway Agency

About this bridge

I-80 Wbl over E F Medicine Bow River is a steel continuous stringer/multi-beam or girder carrying I-80 Wbl over E F Medicine Bow River in Carbon 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 poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 6,267 vehicles a day, roughly 59% of them trucks, projected to reach 8,774 by 2043. The structure is 168 ft (51.2 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI-80 Wbl
CrossesE F Medicine Bow River
LocationRawlins - Laramie
RouteInterstate 80
StateWyoming
Coordinates41.7009, -106.3925
Functional classRural Principal Arterial - Interstate

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58.3 US tons
Inventory rating34.9 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length168 ft (51.2 m)
Longest span66 ft (20.1 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,267 (2024)
Projected traffic8,774 by 2043
Trucks59%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 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 Wbl over E F Medicine Bow River built?

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

What condition is I-80 Wbl over E F Medicine Bow River in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in June 2024.

How much traffic does I-80 Wbl over E F Medicine Bow River carry?

About 6,267 vehicles per day (2024 count), of which roughly 59% are trucks.

How long is I-80 Wbl over E F Medicine Bow River?

The structure is 168 ft (51.2 m) long with a longest span of 66 ft (20.1 m) and a deck 43 ft wide.

Who owns I-80 Wbl over E F Medicine Bow River?

It is owned by the State Highway Agency.