US Bridges

County RD 239 over Branch

Good

Marion County, Missouri · S 33 T 58 N R 8 W · Structure no. 16442

Built
1988
37 years old
Condition
Good
inspected February 2023
Type
Culvert
Concrete
Length
31 ft
2 main spans
Daily traffic
35
2023 count
Owner
County
County Highway Agency

About this bridge

County RD 239 over Branch is a concrete culvert carrying County RD 239 over Branch in Marion County, Missouri. It was built in 1988, so it is 37 years old, younger 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 35 vehicles a day, roughly 10% of them trucks, projected to reach 44 by 2043. The structure is 31 ft (9.4 m) long and 31 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesCounty RD 239
CrossesBranch
LocationS 33 T 58 N R 8 W
RouteCounty Highway 120
CountyMarion County
StateMissouri
Coordinates39.78203, -91.79369
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 inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length31 ft (9.4 m)
Longest span14 ft (4.3 m)
Deck width31 ft (9.4 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35 (2023)
Projected traffic44 by 2043
Trucks10%
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 County RD 239 over Branch built?

It was built in 1988, making it 37 years old in 2025.

What condition is County RD 239 over Branch 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 February 2023.

How much traffic does County RD 239 over Branch carry?

About 35 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is County RD 239 over Branch?

The structure is 31 ft (9.4 m) long with a longest span of 14 ft (4.3 m) and a deck 31 ft wide.

Who owns County RD 239 over Branch?

It is owned by the County Highway Agency.