US Bridges

Dark Valley RD over Br of Osage Fk

Good

Webster County, Missouri · S 33 T 30 N R 17 W · Structure no. 32918

Built
2007
18 years old
Condition
Good
inspected April 2023
Type
Slab
Concrete
Length
37 ft
2 main spans
Daily traffic
50
2023 count
Owner
County
County Highway Agency

About this bridge

Dark Valley RD over Br of Osage Fk is a concrete slab carrying Dark Valley RD over Br of Osage Fk in Webster County, Missouri. It was built in 2007, so it is 18 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 50 vehicles a day, roughly 10% of them trucks, projected to reach 83 by 2043. The structure is 37 ft (11.2 m) long and 32 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesDark Valley RD
CrossesBr of Osage Fk
LocationS 33 T 30 N R 17 W
RouteCounty Highway 0
Coordinates37.27134, -92.81681
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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
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 rating54.6 US tons
Inventory rating32.7 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length37 ft (11.2 m)
Longest span17 ft (5.2 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2023)
Projected traffic83 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Dark Valley RD over Br of Osage Fk built?

It was built in 2007, making it 18 years old in 2025.

What condition is Dark Valley RD over Br of Osage Fk 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 April 2023.

How much traffic does Dark Valley RD over Br of Osage Fk carry?

About 50 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Dark Valley RD over Br of Osage Fk?

The structure is 37 ft (11.2 m) long with a longest span of 17 ft (5.2 m) and a deck 32 ft wide.

Who owns Dark Valley RD over Br of Osage Fk?

It is owned by the County Highway Agency.