US Bridges

SW Kerns RD over Br of Jordan Creek

Fair

DeKalb County, Missouri · S 14 T 57 N R 33 W · Structure no. 22844

Built
1930
95 years old, rebuilt 2004
Condition
Fair
inspected January 2025
Type
Stringer/Multi-beam or Girder
Steel
Length
25 ft
1 main span
Daily traffic
35
2024 count
Owner
County
County Highway Agency

About this bridge

SW Kerns RD over Br of Jordan Creek is a steel stringer/multi-beam or girder carrying SW Kerns RD over Br of Jordan Creek in DeKalb County, Missouri. It was built in 1930 and reconstructed in 2004, 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 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 35 vehicles a day, roughly 10% of them trucks, projected to reach 40 by 2044. The structure is 25 ft (7.5 m) long and 20 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSW Kerns RD
CrossesBr of Jordan Creek
LocationS 14 T 57 N R 33 W
RouteCounty Highway 377
Coordinates39.7508, -94.57497
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating110.1 US tons
Inventory rating78.4 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length25 ft (7.5 m)
Longest span22 ft (6.7 m)
Deck width20 ft (6 m)
Roadway width20 ft (6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35 (2024)
Projected traffic40 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 SW Kerns RD over Br of Jordan Creek built?

It was built in 1930, making it 95 years old in 2025. It was reconstructed in 2004.

What condition is SW Kerns RD over Br of Jordan Creek 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 SW Kerns RD over Br of Jordan Creek carry?

About 35 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is SW Kerns RD over Br of Jordan Creek?

The structure is 25 ft (7.5 m) long with a longest span of 22 ft (6.7 m) and a deck 20 ft wide.

Who owns SW Kerns RD over Br of Jordan Creek?

It is owned by the County Highway Agency.