US Bridges

NW 90th LN over Trib Drywood CR

Good

Barton County, Missouri · S 16 T 32 N R 32 W · Structure no. 34513

Built
2013
12 years old
Condition
Good
inspected March 2023
Type
Culvert
Concrete Continuous
Length
23 ft
2 main spans
Daily traffic
10
2023 count
Owner
County
County Highway Agency

About this bridge

NW 90th LN over Trib Drywood CR is a concrete continuous culvert carrying NW 90th LN over Trib Drywood CR in Barton County, Missouri. It was built in 2013, so it is 12 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 10 vehicles a day, roughly 10% of them trucks, projected to reach 14 by 2043. The structure is 23 ft (7.1 m) long and 28 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesNW 90th LN
CrossesTrib Drywood CR
LocationS 16 T 32 N R 32 W
RouteCounty Highway 163
Coordinates37.52028, -94.46181
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert8 Very GoodNo problems noted.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating104.2 US tons
Inventory rating62.5 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadUnknown
Structure length23 ft (7.1 m)
Longest span11 ft (3.3 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2023)
Projected traffic14 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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was NW 90th LN over Trib Drywood CR built?

It was built in 2013, making it 12 years old in 2025.

What condition is NW 90th LN over Trib Drywood 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 March 2023.

How much traffic does NW 90th LN over Trib Drywood CR carry?

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

How long is NW 90th LN over Trib Drywood CR?

The structure is 23 ft (7.1 m) long with a longest span of 11 ft (3.3 m) and a deck 28 ft wide.

Who owns NW 90th LN over Trib Drywood CR?

It is owned by the County Highway Agency.