US Bridges

Old Seymour RD over Br of Osage Fk

Fair

Webster County, Missouri · S 24 T 30 N R 18 W · Structure no. 18839

Built
1977
48 years old
Condition
Fair
inspected April 2023
Type
Culvert
Concrete
Length
25 ft
2 main spans
Daily traffic
100
2023 count
Owner
County
County Highway Agency

About this bridge

Old Seymour RD over Br of Osage Fk is a concrete culvert carrying Old Seymour RD over Br of Osage Fk in Webster County, Missouri. It was built in 1977, so it is 48 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 100 vehicles a day, roughly 10% of them trucks, projected to reach 165 by 2043. The structure is 25 ft (7.6 m) long and 27 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesOld Seymour RD
CrossesBr of Osage Fk
LocationS 24 T 30 N R 18 W
RouteCounty Highway 201
CountyWebster County
StateMissouri
Coordinates37.30263, -92.86639
Functional classRural Local

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 protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.6 US tons
Inventory rating17.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadOther
Structure length25 ft (7.6 m)
Longest span12 ft (3.7 m)
Deck width27 ft (8.2 m)
Roadway width25 ft (7.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2023)
Projected traffic165 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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 Old Seymour RD over Br of Osage Fk built?

It was built in 1977, making it 48 years old in 2025.

What condition is Old Seymour RD over Br of Osage Fk 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 April 2023.

How much traffic does Old Seymour RD over Br of Osage Fk carry?

About 100 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Old Seymour RD over Br of Osage Fk?

The structure is 25 ft (7.6 m) long with a longest span of 12 ft (3.7 m) and a deck 27 ft wide.

Who owns Old Seymour RD over Br of Osage Fk?

It is owned by the County Highway Agency.