US Bridges

County RD 7040 over Trib of Spring CR

Good

Howell County, Missouri · S 19 T 23 N R 10 W · Structure no. 23221

Built
1978
47 years old
Condition
Good
inspected November 2024
Type
Slab
Concrete Continuous
Length
25 ft
2 main spans
Daily traffic
30
2023 count
Owner
County
County Highway Agency

About this bridge

County RD 7040 over Trib of Spring CR is a concrete continuous slab carrying County RD 7040 over Trib of Spring CR in Howell County, Missouri. It was built in 1978, so it is 47 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 30 vehicles a day, roughly 10% of them trucks, projected to reach 39 by 2043. The structure is 25 ft (7.6 m) long and 25 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

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CarriesCounty RD 7040
CrossesTrib of Spring CR
LocationS 19 T 23 N R 10 W
RouteCounty Highway 396
CountyHowell County
StateMissouri
Coordinates36.6459, -92.1026
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.6 US tons
Inventory rating17.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadH 15
Structure length25 ft (7.6 m)
Longest span12 ft (3.7 m)
Deck width25 ft (7.7 m)
Roadway width23 ft (7.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2023)
Projected traffic39 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 7040 over Trib of Spring CR built?

It was built in 1978, making it 47 years old in 2025.

What condition is County RD 7040 over Trib of Spring 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 November 2024.

How much traffic does County RD 7040 over Trib of Spring CR carry?

About 30 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is County RD 7040 over Trib of Spring CR?

The structure is 25 ft (7.6 m) long with a longest span of 12 ft (3.7 m) and a deck 25 ft wide.

Who owns County RD 7040 over Trib of Spring CR?

It is owned by the County Highway Agency.