US Bridges

CR Cnty RD 200 over Little Missouri River

Fair

Crook County, Wyoming · 18 Miles North of Oshoto · Structure no. KWH

Built
2000
25 years old
Condition
Fair
inspected March 2024
Type
Tee Beam
Prestressed Concrete
Length
105 ft
1 main span
Daily traffic
14
2024 count
Owner
County
County Highway Agency

About this bridge

CR Cnty RD 200 over Little Missouri River is a prestressed concrete tee beam carrying CR Cnty RD 200 over Little Missouri River in Crook County, Wyoming. It was built in 2000, so it is 25 years old, younger than the Wyoming average of 48.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 14 vehicles a day, roughly 21% of them trucks, projected to reach 20 by 2043. The structure is 105 ft (32 m) long and 28 ft wide. If it were closed, the detour would be 18 mi (29 km).

CarriesCR Cnty RD 200
CrossesLittle Missouri River
Location18 Miles North of Oshoto
RouteCounty Highway 200
StateWyoming
Coordinates44.80824, -104.86234
Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2024
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 alignment7: Better than present minimum criteria
Operating rating78 US tons
Inventory rating45 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 25 or greater
Structure length105 ft (32 m)
Longest span102 ft (31 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (7.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14 (2024)
Projected traffic20 by 2043
Trucks21%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed18 mi (29 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 200 over Little Missouri River built?

It was built in 2000, making it 25 years old in 2025.

What condition is CR Cnty RD 200 over Little Missouri River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in March 2024.

How much traffic does CR Cnty RD 200 over Little Missouri River carry?

About 14 vehicles per day (2024 count), of which roughly 21% are trucks.

How long is CR Cnty RD 200 over Little Missouri River?

The structure is 105 ft (32 m) long with a longest span of 102 ft (31 m) and a deck 28 ft wide.

Who owns CR Cnty RD 200 over Little Missouri River?

It is owned by the County Highway Agency.