US Bridges

Grange RD over Trib of Ladies Br

Fair

Vernon County, Missouri · S 36 T 37 N R 30 W · Structure no. 32437

Built
2007
18 years old
Condition
Fair
inspected January 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
23 ft
1 main span
Daily traffic
15
2024 count
Owner
County
County Highway Agency

About this bridge

Grange RD over Trib of Ladies Br is a steel stringer/multi-beam or girder carrying Grange RD over Trib of Ladies Br in Vernon County, Missouri. It was built in 2007, so it is 18 years old, younger 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 15 vehicles a day, roughly 10% of them trucks, projected to reach 20 by 2044. The structure is 23 ft (7.1 m) long and 22 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesGrange RD
CrossesTrib of Ladies Br
LocationS 36 T 37 N R 30 W
RouteCounty Highway 171
Coordinates37.94785, -94.19209
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 protection7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating96.2 US tons
Inventory rating57.5 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length23 ft (7.1 m)
Longest span20 ft (6.2 m)
Deck width22 ft (6.7 m)
Roadway width22 ft (6.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15 (2024)
Projected traffic20 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 Grange RD over Trib of Ladies Br built?

It was built in 2007, making it 18 years old in 2025.

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

How much traffic does Grange RD over Trib of Ladies Br carry?

About 15 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Grange RD over Trib of Ladies Br?

The structure is 23 ft (7.1 m) long with a longest span of 20 ft (6.2 m) and a deck 22 ft wide.

Who owns Grange RD over Trib of Ladies Br?

It is owned by the County Highway Agency.