US Bridges

NE 90th RD over Horse CR

PoorPosted for load

Barton County, Missouri · S 10 T 33 N R 29 W · Structure no. 14959

Built
1920
105 years old
Condition
Poor
inspected April 2023
Type
Truss - Thru
Steel
Length
140 ft
1 main span
Daily traffic
15
2023 count
Owner
County
County Highway Agency

About this bridge

NE 90th RD over Horse CR is a steel truss - thru carrying NE 90th RD over Horse CR in Barton County, Missouri. It was built in 1920, so it is 105 years old, older than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 15 vehicles a day, roughly 10% of them trucks, projected to reach 21 by 2043. The structure is 140 ft (42.7 m) long and 12 ft wide. If it were closed, the detour would be 13 mi (21 km).

CarriesNE 90th RD
CrossesHorse CR
LocationS 10 T 33 N R 29 W
RouteCounty Highway 80
Coordinates37.62626, -94.10126
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating4 US tons
Inventory rating3 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckConcrete, cast-in-place
Main spans1 (+3 approach)
Design loadOther
Structure length140 ft (42.7 m)
Longest span78 ft (23.8 m)
Deck width12 ft (3.6 m)
Roadway width12 ft (3.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15 (2023)
Projected traffic21 by 2043
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13 mi (21 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$949,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was NE 90th RD over Horse CR built?

It was built in 1920, making it 105 years old in 2025.

What condition is NE 90th RD over Horse CR in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in April 2023.

How much traffic does NE 90th RD over Horse CR carry?

About 15 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is NE 90th RD over Horse CR?

The structure is 140 ft (42.7 m) long with a longest span of 78 ft (23.8 m) and a deck 12 ft wide.

Who owns NE 90th RD over Horse CR?

It is owned by the County Highway Agency.