US Bridges

Artillery RD over Trib of Willis CR

Good

Vernon County, Missouri · S 34 T 38 N R 31 W · Structure no. 15993

Built
1945
80 years old, rebuilt 1988
Condition
Good
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
26 ft
1 main span
Daily traffic
15
2023 count
Owner
County
County Highway Agency

About this bridge

Artillery RD over Trib of Willis CR is a steel stringer/multi-beam or girder carrying Artillery RD over Trib of Willis CR in Vernon County, Missouri. It was built in 1945 and reconstructed in 1988, so it is 80 years old, older than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 15 vehicles a day, roughly 10% of them trucks, projected to reach 20 by 2043. The structure is 26 ft (7.9 m) long and 18 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesArtillery RD
CrossesTrib of Willis CR
LocationS 34 T 38 N R 31 W
RouteCounty Highway 106
Coordinates38.03173, -94.33137
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating52.6 US tons
Inventory rating30.8 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadOther
Structure length26 ft (7.9 m)
Longest span23 ft (7 m)
Deck width18 ft (5.5 m)
Roadway width18 ft (5.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15 (2023)
Projected traffic20 by 2043
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Artillery RD over Trib of Willis CR built?

It was built in 1945, making it 80 years old in 2025. It was reconstructed in 1988.

What condition is Artillery RD over Trib of Willis CR in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in December 2023.

How much traffic does Artillery RD over Trib of Willis CR carry?

About 15 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Artillery RD over Trib of Willis CR?

The structure is 26 ft (7.9 m) long with a longest span of 23 ft (7 m) and a deck 18 ft wide.

Who owns Artillery RD over Trib of Willis CR?

It is owned by the County Highway Agency.