US Bridges

SW 50th RD over Lit North Fk

Good

Barton County, Missouri · S 22 T 31 N R 33 W · Structure no. 23615

Built
1977
48 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
40 ft
1 main span
Daily traffic
25
2023 count
Owner
County
County Highway Agency

About this bridge

SW 50th RD over Lit North Fk is a steel stringer/multi-beam or girder carrying SW 50th RD over Lit North Fk in Barton County, Missouri. It was built in 1977, so it is 48 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 25 vehicles a day, roughly 10% of them trucks, projected to reach 35 by 2043. The structure is 40 ft (12.2 m) long and 20 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesSW 50th RD
CrossesLit North Fk
LocationS 22 T 31 N R 33 W
RouteCounty Highway 419
Coordinates37.43399, -94.5367
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 protection8 Very GoodNo problems noted.
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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.5 US tons
Inventory rating39.7 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadOther
Structure length40 ft (12.2 m)
Longest span37 ft (11.3 m)
Deck width20 ft (6.1 m)
Roadway width20 ft (6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2023)
Projected traffic35 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 50th RD over Lit North Fk built?

It was built in 1977, making it 48 years old in 2025.

What condition is SW 50th RD over 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 50th RD over Lit North Fk carry?

About 25 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is SW 50th RD over Lit North Fk?

The structure is 40 ft (12.2 m) long with a longest span of 37 ft (11.3 m) and a deck 20 ft wide.

Who owns SW 50th RD over Lit North Fk?

It is owned by the County Highway Agency.