US Bridges

14361 over Unknown Br

Fair

Bates County, Missouri · S 18 T 40 N R 33 W · Structure no. 31158

Built
2004
21 years old
Condition
Fair
inspected January 2025
Type
Slab
Concrete Continuous
Length
27 ft
2 main spans
Daily traffic
40
2023 count
Owner
County
County Highway Agency

About this bridge

14361 over Unknown Br is a concrete continuous slab carrying 14361 over Unknown Br in Bates 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 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 40 vehicles a day, roughly 10% of them trucks, projected to reach 52 by 2043. The structure is 27 ft (8.2 m) long and 26 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
Carries14361
CrossesUnknown Br
LocationS 18 T 40 N R 33 W
RouteCounty Highway 157
CountyBates County
StateMissouri
Coordinates38.2709, -94.61266
Functional classRural Minor 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2025
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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99.2 US tons
Inventory rating59.5 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length27 ft (8.2 m)
Longest span12 ft (3.7 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40 (2023)
Projected traffic52 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 14361 over Unknown Br built?

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

What condition is 14361 over Unknown Br 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 January 2025.

How much traffic does 14361 over Unknown Br carry?

About 40 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is 14361 over Unknown Br?

The structure is 27 ft (8.2 m) long with a longest span of 12 ft (3.7 m) and a deck 26 ft wide.

Who owns 14361 over Unknown Br?

It is owned by the County Highway Agency.