US Bridges

Wyo 130 over Little Laramie River

Good

Albany County, Wyoming · Laramie - JCT Wyo 230 · Structure no. DJN

Built
1979
46 years old
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
106 ft
3 main spans
Daily traffic
1,394
2024 count
Owner
State
State Highway Agency

About this bridge

Wyo 130 over Little Laramie River is a steel continuous stringer/multi-beam or girder carrying Wyo 130 over Little Laramie River in Albany County, Wyoming. It was built in 1979, so it is 46 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 1,394 vehicles a day, roughly 4% of them trucks, projected to reach 1,952 by 2043. The structure is 106 ft (32.3 m) long and 39 ft wide. If it were closed, the detour would be 70.8 mi (114 km).

CarriesWyo 130
CrossesLittle Laramie River
LocationLaramie - JCT Wyo 230
RouteState Highway 130
StateWyoming
Coordinates41.29473, -106.03472
Functional classRural Major Collector

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 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 evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating94 US tons
Inventory rating56 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length106 ft (32.3 m)
Longest span39 ft (11.9 m)
Deck width39 ft (11.8 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,394 (2024)
Projected traffic1,952 by 2043
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed70.8 mi (114 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 proposedDeck rehabilitation with only incidental widening
Estimated improvement cost$55,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Wyo 130 over Little Laramie River built?

It was built in 1979, making it 46 years old in 2025.

What condition is Wyo 130 over Little Laramie River 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 May 2024.

How much traffic does Wyo 130 over Little Laramie River carry?

About 1,394 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is Wyo 130 over Little Laramie River?

The structure is 106 ft (32.3 m) long with a longest span of 39 ft (11.9 m) and a deck 39 ft wide.

Who owns Wyo 130 over Little Laramie River?

It is owned by the State Highway Agency.