US Bridges

NW Brethern Ch RD over Horse Creek Br

Fair

Clinton County, Missouri · S 7 T 55 N R 31 W · Structure no. 21982

Built
1930
95 years old
Condition
Fair
inspected December 2024
Type
Slab
Concrete
Length
32 ft
2 main spans
Daily traffic
50
2023 count
Owner
County
County Highway Agency

About this bridge

NW Brethern Ch RD over Horse Creek Br is a concrete slab carrying NW Brethern Ch RD over Horse Creek Br in Clinton County, Missouri. It was built in 1930, so it is 95 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 5 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 50 vehicles a day, roughly 10% of them trucks, projected to reach 58 by 2043. The structure is 32 ft (9.8 m) long and 23 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesNW Brethern Ch RD
CrossesHorse Creek Br
LocationS 7 T 55 N R 31 W
RouteCounty Highway 333
CountyClinton County
StateMissouri
Coordinates39.59338, -94.42821
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating34.7 US tons
Inventory rating18.8 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadOther
Structure length32 ft (9.8 m)
Longest span13 ft (4 m)
Deck width23 ft (6.9 m)
Roadway width21 ft (6.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2023)
Projected traffic58 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 NW Brethern Ch RD over Horse Creek Br built?

It was built in 1930, making it 95 years old in 2025.

What condition is NW Brethern Ch RD over Horse Creek 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 December 2024.

How much traffic does NW Brethern Ch RD over Horse Creek Br carry?

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

How long is NW Brethern Ch RD over Horse Creek Br?

The structure is 32 ft (9.8 m) long with a longest span of 13 ft (4 m) and a deck 23 ft wide.

Who owns NW Brethern Ch RD over Horse Creek Br?

It is owned by the County Highway Agency.