US Bridges

Grange RD over Trib of Kitten CR

Good

Vernon County, Missouri · S 28 T 37 N R 29 W · Structure no. 18095

Built
1991
34 years old
Condition
Good
inspected January 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
31 ft
1 main span
Daily traffic
35
2024 count
Owner
County
County Highway Agency

About this bridge

Grange RD over Trib of Kitten CR is a steel stringer/multi-beam or girder carrying Grange RD over Trib of Kitten CR in Vernon County, Missouri. It was built in 1991, so it is 34 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 35 vehicles a day, roughly 10% of them trucks, projected to reach 46 by 2044. The structure is 31 ft (9.4 m) long and 18 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesGrange RD
CrossesTrib of Kitten CR
LocationS 28 T 37 N R 29 W
RouteCounty Highway 173
Coordinates37.94606, -94.13021
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
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 adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51.6 US tons
Inventory rating33.7 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadOther
Structure length31 ft (9.4 m)
Longest span28 ft (8.5 m)
Deck width18 ft (5.5 m)
Roadway width18 ft (5.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35 (2024)
Projected traffic46 by 2044
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 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 Grange RD over Trib of Kitten CR built?

It was built in 1991, making it 34 years old in 2025.

What condition is Grange RD over Trib of Kitten 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 January 2024.

How much traffic does Grange RD over Trib of Kitten CR carry?

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

How long is Grange RD over Trib of Kitten CR?

The structure is 31 ft (9.4 m) long with a longest span of 28 ft (8.5 m) and a deck 18 ft wide.

Who owns Grange RD over Trib of Kitten CR?

It is owned by the County Highway Agency.