US Bridges

NE 470 over Trib Barkers CR

Fair

Henry County, Missouri · S 15 T 42 N R 24 W · Structure no. 35151

Built
2015
10 years old
Condition
Fair
inspected February 2025
Type
Stringer/Multi-beam or Girder
Steel
Length
30 ft
1 main span
Daily traffic
20
2023 count
Owner
County
County Highway Agency

About this bridge

NE 470 over Trib Barkers CR is a steel stringer/multi-beam or girder carrying NE 470 over Trib Barkers CR in Henry County, Missouri. It was built in 2015, so it is 10 years old, younger than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 20 vehicles a day, roughly 10% of them trucks, projected to reach 28 by 2043. The structure is 30 ft (9.2 m) long and 23 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesNE 470
CrossesTrib Barkers CR
LocationS 15 T 42 N R 24 W
RouteCounty Highway 176
CountyHenry County
StateMissouri
Coordinates38.43028, -93.56611
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2025
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 rating101.2 US tons
Inventory rating60.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length30 ft (9.2 m)
Longest span29 ft (8.8 m)
Deck width23 ft (6.9 m)
Roadway width22 ft (6.6 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 closed1.2 mi (2 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 NE 470 over Trib Barkers CR built?

It was built in 2015, making it 10 years old in 2025.

What condition is NE 470 over Trib Barkers CR in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in February 2025.

How much traffic does NE 470 over Trib Barkers CR carry?

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

How long is NE 470 over Trib Barkers CR?

The structure is 30 ft (9.2 m) long with a longest span of 29 ft (8.8 m) and a deck 23 ft wide.

Who owns NE 470 over Trib Barkers CR?

It is owned by the County Highway Agency.