US Bridges

County RD 3025 over Trib ST Clair Lk

Good

Vernon County, Missouri · S 12 T 37 N R 29 W · Structure no. 16754

Built
1998
27 years old
Condition
Good
inspected January 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
25 ft
1 main span
Daily traffic
30
2024 count
Owner
County
County Highway Agency

About this bridge

County RD 3025 over Trib ST Clair Lk is a steel stringer/multi-beam or girder carrying County RD 3025 over Trib ST Clair Lk in Vernon County, Missouri. It was built in 1998, so it is 27 years old, younger 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 30 vehicles a day, roughly 10% of them trucks, projected to reach 39 by 2044. The structure is 25 ft (7.6 m) long and 21 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesCounty RD 3025
CrossesTrib ST Clair Lk
LocationS 12 T 37 N R 29 W
RouteCounty Highway 131
Coordinates37.99362, -94.07436
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 inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55.6 US tons
Inventory rating32.7 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadOther
Structure length25 ft (7.6 m)
Longest span22 ft (6.7 m)
Deck width21 ft (6.3 m)
Roadway width20 ft (6.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2024)
Projected traffic39 by 2044
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 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 County RD 3025 over Trib ST Clair Lk built?

It was built in 1998, making it 27 years old in 2025.

What condition is County RD 3025 over Trib ST Clair Lk 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 January 2024.

How much traffic does County RD 3025 over Trib ST Clair Lk carry?

About 30 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is County RD 3025 over Trib ST Clair Lk?

The structure is 25 ft (7.6 m) long with a longest span of 22 ft (6.7 m) and a deck 21 ft wide.

Who owns County RD 3025 over Trib ST Clair Lk?

It is owned by the County Highway Agency.