US Bridges

NE600 over Br of Barkers CR

FairPosted for load

Henry County, Missouri · S 1 T 42 N R 24 W · Structure no. 17834

Built
1935
90 years old, rebuilt 1983
Condition
Fair
inspected February 2025
Type
Girder and Floorbeam System
Steel
Length
53 ft
1 main span
Daily traffic
45
2023 count
Owner
County
County Highway Agency

About this bridge

NE600 over Br of Barkers CR is a steel girder and floorbeam system carrying NE600 over Br of Barkers CR in Henry County, Missouri. It was built in 1935 and reconstructed in 1983, so it is 90 years old, older 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. Its operating status is: posted for load restriction.

It carries about 45 vehicles a day, roughly 10% of them trucks, projected to reach 63 by 2043. The structure is 53 ft (16.2 m) long and 18 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesNE600
CrossesBr of Barkers CR
LocationS 1 T 42 N R 24 W
RouteCounty Highway 164
CountyHenry County
StateMissouri
Coordinates38.44686, -93.5142
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
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 statusPosted for load restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating31.7 US tons
Inventory rating13.9 US tons

Structure

Structure typeGirder and Floorbeam System
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 10
Structure length53 ft (16.2 m)
Longest span50 ft (15.2 m)
Deck width18 ft (5.5 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic45 (2023)
Projected traffic63 by 2043
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$283,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was NE600 over Br of Barkers CR built?

It was built in 1935, making it 90 years old in 2025. It was reconstructed in 1983.

What condition is NE600 over Br of 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 NE600 over Br of Barkers CR carry?

About 45 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is NE600 over Br of Barkers CR?

The structure is 53 ft (16.2 m) long with a longest span of 50 ft (15.2 m) and a deck 18 ft wide.

Who owns NE600 over Br of Barkers CR?

It is owned by the County Highway Agency.