US Bridges

Hamilton RD over Br of Prairie CR

Good

Jackson County, Missouri · S 34 T 47 N R 30 W · Structure no. 22067

Built
1970
55 years old
Condition
Good
inspected March 2023
Type
Culvert
Steel
Length
24 ft
1 main span
Daily traffic
110
2024 count
Owner
County
County Highway Agency

About this bridge

Hamilton RD over Br of Prairie CR is a steel culvert carrying Hamilton RD over Br of Prairie CR in Jackson County, Missouri. It was built in 1970, so it is 55 years old, older than the Missouri average of 45.1 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 110 vehicles a day, roughly 5% of them trucks, projected to reach 165 by 2044. The structure is 24 ft (7.3 m) long. If it were closed, the detour would be 5 mi (8 km).

CarriesHamilton RD
CrossesBr of Prairie CR
LocationS 34 T 47 N R 30 W
RouteCounty Highway 339
Coordinates38.84611, -94.22553
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2023
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
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating54.6 US tons
Inventory rating17.9 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans1
Design loadOther
Structure length24 ft (7.3 m)
Longest span24 ft (7.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic110 (2024)
Projected traffic165 by 2044
Trucks5%
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 Hamilton RD over Br of Prairie CR built?

It was built in 1970, making it 55 years old in 2025.

What condition is Hamilton RD over Br of Prairie CR 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 Hamilton RD over Br of Prairie CR carry?

About 110 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Hamilton RD over Br of Prairie CR?

The structure is 24 ft (7.3 m) long with a longest span of 24 ft (7.3 m).

Who owns Hamilton RD over Br of Prairie CR?

It is owned by the County Highway Agency.