US Bridges

Wyo 487 over Sand Creek

Good

Carbon County, Wyoming · Medicine Bow-Casper · Structure no. FFE

Built
1985
40 years old
Condition
Good
inspected May 2023
Type
Culvert
Steel
Length
32 ft
2 main spans
Daily traffic
553
2024 count
Owner
State
State Highway Agency

About this bridge

Wyo 487 over Sand Creek is a steel culvert carrying Wyo 487 over Sand Creek in Carbon County, Wyoming. It was built in 1985, so it is 40 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 553 vehicles a day, roughly 10% of them trucks, projected to reach 774 by 2043. The structure is 32 ft (9.8 m) long.

CarriesWyo 487
CrossesSand Creek
LocationMedicine Bow-Casper
RouteState Highway 487
StateWyoming
Coordinates42.32874, -106.23183
Functional classRural Minor Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than 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
MaterialSteel
DeckNot applicable
Main spans2
Design loadHS 20
Structure length32 ft (9.8 m)
Longest span13 ft (4.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic553 (2024)
Projected traffic774 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 487 over Sand Creek built?

It was built in 1985, making it 40 years old in 2025.

What condition is Wyo 487 over Sand 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 May 2023.

How much traffic does Wyo 487 over Sand Creek carry?

About 553 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Wyo 487 over Sand Creek?

The structure is 32 ft (9.8 m) long with a longest span of 13 ft (4.1 m).

Who owns Wyo 487 over Sand Creek?

It is owned by the State Highway Agency.