US Bridges

Go Cnty RD 15E over Laramie River

Good

Goshen County, Wyoming · 1 Mile Sw. of Ft. Laramie · Structure no. FHA

Built
1977
48 years old
Condition
Good
inspected January 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
195 ft
3 main spans
Daily traffic
69
2024 count
Owner
County
County Highway Agency

About this bridge

Go Cnty RD 15E over Laramie River is a prestressed concrete stringer/multi-beam or girder carrying Go Cnty RD 15E over Laramie River in Goshen County, Wyoming. It was built in 1977, so it is 48 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 69 vehicles a day, roughly 22% of them trucks, projected to reach 97 by 2043. The structure is 195 ft (59.4 m) long and 33 ft wide. If it were closed, the detour would be 21.7 mi (35 km).

CarriesGo Cnty RD 15E
CrossesLaramie River
Location1 Mile Sw. of Ft. Laramie
RouteCounty Highway 15E
StateWyoming
Coordinates42.20096, -104.53572
Functional classRural Local

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.1 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length195 ft (59.4 m)
Longest span75 ft (22.9 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic69 (2024)
Projected traffic97 by 2043
Trucks22%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed21.7 mi (35 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$32,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Go Cnty RD 15E over Laramie River built?

It was built in 1977, making it 48 years old in 2025.

What condition is Go Cnty RD 15E over 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 January 2024.

How much traffic does Go Cnty RD 15E over Laramie River carry?

About 69 vehicles per day (2024 count), of which roughly 22% are trucks.

How long is Go Cnty RD 15E over Laramie River?

The structure is 195 ft (59.4 m) long with a longest span of 75 ft (22.9 m) and a deck 33 ft wide.

Who owns Go Cnty RD 15E over Laramie River?

It is owned by the County Highway Agency.