US Bridges

SW 80th RD over Trib Lit North Fk

Good

Barton County, Missouri · S 36 T 31 N R 33 W · Structure no. 23888

Built
1984
41 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
52 ft
1 main span
Daily traffic
20
2023 count
Owner
County
County Highway Agency

About this bridge

SW 80th RD over Trib Lit North Fk is a steel stringer/multi-beam or girder carrying SW 80th RD over Trib Lit North Fk in Barton County, Missouri. It was built in 1984, so it is 41 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 20 vehicles a day, roughly 10% of them trucks, projected to reach 28 by 2043. The structure is 52 ft (15.8 m) long and 22 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesSW 80th RD
CrossesTrib Lit North Fk
LocationS 36 T 31 N R 33 W
RouteCounty Highway 440
Coordinates37.38971, -94.50889
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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating61.5 US tons
Inventory rating39.7 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadOther
Structure length52 ft (15.8 m)
Longest span47 ft (14.3 m)
Deck width22 ft (6.8 m)
Roadway width21 ft (6.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20 (2023)
Projected traffic28 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 SW 80th RD over Trib Lit North Fk built?

It was built in 1984, making it 41 years old in 2025.

What condition is SW 80th RD over Trib Lit North Fk 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 March 2023.

How much traffic does SW 80th RD over Trib Lit North Fk carry?

About 20 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is SW 80th RD over Trib Lit North Fk?

The structure is 52 ft (15.8 m) long with a longest span of 47 ft (14.3 m) and a deck 22 ft wide.

Who owns SW 80th RD over Trib Lit North Fk?

It is owned by the County Highway Agency.