US Bridges

Forest Road 10003 over Greys River

Good

Lincoln County, Wyoming · No Data Entered · Structure no. 040303000001011

Built
1958
67 years old
Condition
Good
inspected September 2023
Type
Girder and Floorbeam System
Steel Continuous
Length
110 ft
1 main span
Daily traffic
50
Owner
Federal
U.S. Forest Service

About this bridge

Forest Road 10003 over Greys River is a steel continuous girder and floorbeam system carrying Forest Road 10003 over Greys River in Lincoln County, Wyoming. It was built in 1958, so it is 67 years old, older 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 50 vehicles a day, projected to reach 75 by 2045. The structure is 110 ft (33.5 m) long and 14 ft wide.

Location

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CarriesForest Road 10003
CrossesGreys River
LocationNo Data Entered
RouteFederal Lands Road 10003
CountyLincoln County
StateWyoming
Coordinates43.00707, -110.80316
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 protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating23.9 US tons
Inventory rating18.5 US tons

Structure

Structure typeGirder and Floorbeam System
MaterialSteel Continuous
DeckWood or timber
Main spans1 (+2 approach)
Design loadH 15
Structure length110 ft (33.5 m)
Longest span75 ft (22.9 m)
Deck width14 ft (4.3 m)
Roadway width12 ft (3.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (—)
Projected traffic75 by 2045
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerU.S. Forest Service
Maintained byU.S. Forest Service
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost$221,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Forest Road 10003 over Greys River built?

It was built in 1958, making it 67 years old in 2025.

What condition is Forest Road 10003 over Greys 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 September 2023.

How much traffic does Forest Road 10003 over Greys River carry?

About 50 vehicles per day (latest count).

How long is Forest Road 10003 over Greys River?

The structure is 110 ft (33.5 m) long with a longest span of 75 ft (22.9 m) and a deck 14 ft wide.

Who owns Forest Road 10003 over Greys River?

It is owned by the U.S. Forest Service.