US Bridges

County RD 251 over N Fk Crooked CR

Fair

Livingston County, Missouri · S 4 T 59 N R 23 W · Structure no. 14393

Built
1960
65 years old, rebuilt 2017
Condition
Fair
inspected January 2025
Type
Stringer/Multi-beam or Girder
Steel
Length
38 ft
2 main spans
Daily traffic
15
2024 count
Owner
County
County Highway Agency

About this bridge

County RD 251 over N Fk Crooked CR is a steel stringer/multi-beam or girder carrying County RD 251 over N Fk Crooked CR in Livingston County, Missouri. It was built in 1960 and reconstructed in 2017, so it is 65 years old, older than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 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 15 vehicles a day, roughly 10% of them trucks, projected to reach 17 by 2044. The structure is 38 ft (11.5 m) long and 23 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesCounty RD 251
CrossesN Fk Crooked CR
LocationS 4 T 59 N R 23 W
RouteCounty Highway 66
CountyLivingston County
StateMissouri
Coordinates39.95492, -93.50254
Functional classRural Local

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 2025
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 adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45.6 US tons
Inventory rating27.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadOther
Structure length38 ft (11.5 m)
Longest span25 ft (7.7 m)
Deck width23 ft (7 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15 (2024)
Projected traffic17 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 County RD 251 over N Fk Crooked CR built?

It was built in 1960, making it 65 years old in 2025. It was reconstructed in 2017.

What condition is County RD 251 over N Fk Crooked CR 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 January 2025.

How much traffic does County RD 251 over N Fk Crooked CR carry?

About 15 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is County RD 251 over N Fk Crooked CR?

The structure is 38 ft (11.5 m) long with a longest span of 25 ft (7.7 m) and a deck 23 ft wide.

Who owns County RD 251 over N Fk Crooked CR?

It is owned by the County Highway Agency.