US Bridges

Jackson ST S over Mo 7

Fair

Benton County, Missouri · S 16 T 40 N R 22 W · Structure no. 2547

Built
1976
49 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
256 ft
3 main spans
Daily traffic
944
2024 count
Owner
State
State Highway Agency

About this bridge

Jackson ST S over Mo 7 is a steel continuous stringer/multi-beam or girder carrying Jackson ST S over Mo 7 in Benton County, Missouri. It was built in 1976, so it is 49 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.

It carries about 944 vehicles a day, roughly 11% of them trucks, projected to reach 1,510 by 2044. The structure is 256 ft (78 m) long and 43 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesJackson ST S
CrossesMo 7
LocationS 16 T 40 N R 22 W
RouteCity Street 0
Coordinates38.24679, -93.38331
Functional classRural Major Collector

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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating38.7 US tons
Inventory rating24.8 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length256 ft (78 m)
Longest span93 ft (28.3 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic944 (2024)
Projected traffic1,510 by 2044
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Jackson ST S over Mo 7 built?

It was built in 1976, making it 49 years old in 2025.

What condition is Jackson ST S over Mo 7 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 October 2024.

How much traffic does Jackson ST S over Mo 7 carry?

About 944 vehicles per day (2024 count), of which roughly 11% are trucks.

How long is Jackson ST S over Mo 7?

The structure is 256 ft (78 m) long with a longest span of 93 ft (28.3 m) and a deck 43 ft wide.

Who owns Jackson ST S over Mo 7?

It is owned by the State Highway Agency.