US Bridges

Prairie RD over Barrett Hollow

FairPosted for load

Holt County, Missouri · S 24 T 59 N R 38 W · Structure no. 21912

Built
1940
85 years old, rebuilt 1987
Condition
Fair
inspected November 2023
Type
Girder and Floorbeam System
Steel
Length
24 ft
1 main span
Daily traffic
10
2024 count
Owner
County
County Highway Agency

About this bridge

Prairie RD over Barrett Hollow is a steel girder and floorbeam system carrying Prairie RD over Barrett Hollow in Holt County, Missouri. It was built in 1940 and reconstructed in 1987, so it is 85 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. Its operating status is: posted for load restriction.

It carries about 10 vehicles a day, roughly 10% of them trucks, projected to reach 12 by 2044. The structure is 24 ft (7.3 m) long and 18 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesPrairie RD
CrossesBarrett Hollow
LocationS 24 T 59 N R 38 W
RouteCounty Highway 330
Coordinates39.91417, -95.11681
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry7: Better than present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating9.9 US tons
Inventory rating6 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans1
Design loadOther
Structure length24 ft (7.3 m)
Longest span22 ft (6.7 m)
Deck width18 ft (5.4 m)
Roadway width15 ft (4.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2024)
Projected traffic12 by 2044
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-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 statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$255,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Prairie RD over Barrett Hollow built?

It was built in 1940, making it 85 years old in 2025. It was reconstructed in 1987.

What condition is Prairie RD over Barrett Hollow 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 November 2023.

How much traffic does Prairie RD over Barrett Hollow carry?

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

How long is Prairie RD over Barrett Hollow?

The structure is 24 ft (7.3 m) long with a longest span of 22 ft (6.7 m) and a deck 18 ft wide.

Who owns Prairie RD over Barrett Hollow?

It is owned by the County Highway Agency.