US Bridges

Wyo 13 over 3 Mile Creek

Fair

Carbon County, Wyoming · Rock River - JCT I-80 · Structure no. CIW

Built
1966
59 years old
Condition
Fair
inspected May 2024
Type
Culvert
Concrete Continuous
Length
36 ft
3 main spans
Daily traffic
251
2024 count
Owner
State
State Highway Agency

About this bridge

Wyo 13 over 3 Mile Creek is a concrete continuous culvert carrying Wyo 13 over 3 Mile Creek in Carbon County, Wyoming. It was built in 1966, so it is 59 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 251 vehicles a day, roughly 12% of them trucks, projected to reach 351 by 2043. The structure is 36 ft (11.1 m) long. If it were closed, the detour would be 46 mi (74 km).

CarriesWyo 13
Crosses3 Mile Creek
LocationRock River - JCT I-80
RouteState Highway 13
StateWyoming
Coordinates41.65684, -106.09501
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
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
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length36 ft (11.1 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic251 (2024)
Projected traffic351 by 2043
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed46 mi (74 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Wyo 13 over 3 Mile Creek built?

It was built in 1966, making it 59 years old in 2025.

What condition is Wyo 13 over 3 Mile 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 Wyo 13 over 3 Mile Creek carry?

About 251 vehicles per day (2024 count), of which roughly 12% are trucks.

How long is Wyo 13 over 3 Mile Creek?

The structure is 36 ft (11.1 m) long with a longest span of 10 ft (3 m).

Who owns Wyo 13 over 3 Mile Creek?

It is owned by the State Highway Agency.