US Bridges

CR Cnty RD 268 over Inyan Kara Creek

Good

Crook County, Wyoming · 14 MI West of Sundance · Structure no. MFC

Built
2009
16 years old
Condition
Good
inspected March 2023
Type
Tee Beam
Prestressed Concrete
Length
85 ft
1 main span
Daily traffic
74
2024 count
Owner
County
County Highway Agency

About this bridge

CR Cnty RD 268 over Inyan Kara Creek is a prestressed concrete tee beam carrying CR Cnty RD 268 over Inyan Kara Creek in Crook County, Wyoming. It was built in 2009, so it is 16 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 74 vehicles a day, roughly 8% of them trucks, projected to reach 104 by 2043. The structure is 85 ft (25.9 m) long and 29 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesCR Cnty RD 268
CrossesInyan Kara Creek
Location14 MI West of Sundance
RouteCounty Highway 268
StateWyoming
Coordinates44.39048, -104.68099
Functional classRural Minor Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
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 evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating73 US tons
Inventory rating46 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length85 ft (25.9 m)
Longest span82 ft (25.1 m)
Deck width29 ft (8.9 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic74 (2024)
Projected traffic104 by 2043
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 268 over Inyan Kara Creek built?

It was built in 2009, making it 16 years old in 2025.

What condition is CR Cnty RD 268 over Inyan Kara 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 March 2023.

How much traffic does CR Cnty RD 268 over Inyan Kara Creek carry?

About 74 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is CR Cnty RD 268 over Inyan Kara Creek?

The structure is 85 ft (25.9 m) long with a longest span of 82 ft (25.1 m) and a deck 29 ft wide.

Who owns CR Cnty RD 268 over Inyan Kara Creek?

It is owned by the County Highway Agency.