US Bridges

Rt H S over Owl CR

Fair

Ralls County, Missouri · S 2 T 55 N R 6 W · Structure no. 8718

Built
1932
93 years old
Condition
Fair
inspected November 2024
Type
Culvert
Concrete Continuous
Length
27 ft
2 main spans
Daily traffic
974
2024 count
Owner
State
State Highway Agency

About this bridge

Rt H S over Owl CR is a concrete continuous culvert carrying Rt H S over Owl CR in Ralls County, Missouri. It was built in 1932, so it is 93 years old, older than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 974 vehicles a day, roughly 11% of them trucks, projected to reach 1,412 by 2044. The structure is 27 ft (8.2 m) long and 32 ft wide. If it were closed, the detour would be 21.7 mi (35 km).

CarriesRt H S
CrossesOwl CR
LocationS 2 T 55 N R 6 W
RouteState Highway 0H
Coordinates39.56999, -91.5385
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating41.7 US tons
Inventory rating24.8 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadH 10
Structure length27 ft (8.2 m)
Longest span12 ft (3.7 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic974 (2024)
Projected traffic1,412 by 2044
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed21.7 mi (35 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Rt H S over Owl CR built?

It was built in 1932, making it 93 years old in 2025.

What condition is Rt H S over Owl CR in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in November 2024.

How much traffic does Rt H S over Owl CR carry?

About 974 vehicles per day (2024 count), of which roughly 11% are trucks.

How long is Rt H S over Owl CR?

The structure is 27 ft (8.2 m) long with a longest span of 12 ft (3.7 m) and a deck 32 ft wide.

Who owns Rt H S over Owl CR?

It is owned by the State Highway Agency.