US Bridges

NW 80th RD over Trib Lit Drywood C

Good

Barton County, Missouri · S 13 T 33 N R 32 W · Structure no. 15253

Built
1996
29 years old
Condition
Good
inspected March 2023
Type
Slab
Concrete Continuous
Length
26 ft
2 main spans
Daily traffic
30
2023 count
Owner
County
County Highway Agency

About this bridge

NW 80th RD over Trib Lit Drywood C is a concrete continuous slab carrying NW 80th RD over Trib Lit Drywood C in Barton County, Missouri. It was built in 1996, so it is 29 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 8 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 42 by 2043. The structure is 26 ft (7.9 m) long and 20 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesNW 80th RD
CrossesTrib Lit Drywood C
LocationS 13 T 33 N R 32 W
RouteCounty Highway 89
Coordinates37.61973, -94.38581
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating45.6 US tons
Inventory rating26.8 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadOther
Structure length26 ft (7.9 m)
Longest span12 ft (3.7 m)
Deck width20 ft (6.2 m)
Roadway width18 ft (5.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2023)
Projected traffic42 by 2043
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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 NW 80th RD over Trib Lit Drywood C built?

It was built in 1996, making it 29 years old in 2025.

What condition is NW 80th RD over Trib Lit Drywood C 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 NW 80th RD over Trib Lit Drywood C carry?

About 30 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is NW 80th RD over Trib Lit Drywood C?

The structure is 26 ft (7.9 m) long with a longest span of 12 ft (3.7 m) and a deck 20 ft wide.

Who owns NW 80th RD over Trib Lit Drywood C?

It is owned by the County Highway Agency.