US Bridges

CR Cnty RD 6 over Belle Fourche River

Good

Crook County, Wyoming · 6 MI SW of Hulett · Structure no. LCH

Built
2002
23 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
177 ft
3 main spans
Daily traffic
82
2024 count
Owner
County
County Highway Agency

About this bridge

CR Cnty RD 6 over Belle Fourche River is a steel continuous stringer/multi-beam or girder carrying CR Cnty RD 6 over Belle Fourche River in Crook County, Wyoming. It was built in 2002, so it is 23 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 82 vehicles a day, roughly 5% of them trucks, projected to reach 115 by 2043. The structure is 177 ft (53.9 m) long and 29 ft wide. If it were closed, the detour would be 31.7 mi (51 km).

CarriesCR Cnty RD 6
CrossesBelle Fourche River
Location6 MI SW of Hulett
RouteCounty Highway 6
StateWyoming
Coordinates44.62968, -104.67987
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
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 rating89.3 US tons
Inventory rating52.6 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length177 ft (53.9 m)
Longest span69 ft (21 m)
Deck width29 ft (8.8 m)
Roadway width26 ft (7.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic82 (2024)
Projected traffic115 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed31.7 mi (51 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was CR Cnty RD 6 over Belle Fourche River built?

It was built in 2002, making it 23 years old in 2025.

What condition is CR Cnty RD 6 over Belle Fourche 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 March 2023.

How much traffic does CR Cnty RD 6 over Belle Fourche River carry?

About 82 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is CR Cnty RD 6 over Belle Fourche River?

The structure is 177 ft (53.9 m) long with a longest span of 69 ft (21 m) and a deck 29 ft wide.

Who owns CR Cnty RD 6 over Belle Fourche River?

It is owned by the County Highway Agency.