US Bridges

NW 35th LN over Trib of Lit Drywoo

Good

Barton County, Missouri · S 8 T 33 N R 31 W · Structure no. 13223

Built
1996
29 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
31 ft
1 main span
Daily traffic
40
2023 count
Owner
County
County Highway Agency

About this bridge

NW 35th LN over Trib of Lit Drywoo is a steel stringer/multi-beam or girder carrying NW 35th LN over Trib of Lit Drywoo 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 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 40 vehicles a day, roughly 10% of them trucks, projected to reach 56 by 2043. The structure is 31 ft (9.4 m) long and 22 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesNW 35th LN
CrossesTrib of Lit Drywoo
LocationS 8 T 33 N R 31 W
RouteCounty Highway 32
Coordinates37.62425, -94.3566
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
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 evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45.6 US tons
Inventory rating27.8 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadOther
Structure length31 ft (9.4 m)
Longest span29 ft (8.8 m)
Deck width22 ft (6.7 m)
Roadway width22 ft (6.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40 (2023)
Projected traffic56 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 35th LN over Trib of Lit Drywoo built?

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

What condition is NW 35th LN over Trib of Lit Drywoo 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 35th LN over Trib of Lit Drywoo carry?

About 40 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is NW 35th LN over Trib of Lit Drywoo?

The structure is 31 ft (9.4 m) long with a longest span of 29 ft (8.8 m) and a deck 22 ft wide.

Who owns NW 35th LN over Trib of Lit Drywoo?

It is owned by the County Highway Agency.