US Bridges

Blackberry RD over Jenkins CR

Good

Jasper County, Missouri · S 12 T 27 N R 31 W · Structure no. 30095

Built
2004
21 years old
Condition
Good
inspected December 2024
Type
Slab
Concrete Continuous
Length
184 ft
4 main spans
Daily traffic
250
2024 count
Owner
County
County Highway Agency

About this bridge

Blackberry RD over Jenkins CR is a concrete continuous slab carrying Blackberry RD over Jenkins CR in Jasper County, Missouri. It was built in 2004, so it is 21 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 250 vehicles a day, roughly 10% of them trucks, projected to reach 375 by 2044. The structure is 184 ft (56.2 m) long and 25 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesBlackberry RD
CrossesJenkins CR
LocationS 12 T 27 N R 31 W
RouteCounty Highway 707
Coordinates37.07868, -94.26289
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
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 rating78.4 US tons
Inventory rating43.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length184 ft (56.2 m)
Longest span52 ft (15.8 m)
Deck width25 ft (7.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic250 (2024)
Projected traffic375 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 Blackberry RD over Jenkins CR built?

It was built in 2004, making it 21 years old in 2025.

What condition is Blackberry RD over Jenkins 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 December 2024.

How much traffic does Blackberry RD over Jenkins CR carry?

About 250 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Blackberry RD over Jenkins CR?

The structure is 184 ft (56.2 m) long with a longest span of 52 ft (15.8 m) and a deck 25 ft wide.

Who owns Blackberry RD over Jenkins CR?

It is owned by the County Highway Agency.