US Bridges

Garrison ST over Claxton ST Mna RR

PoorPosted for load

Jasper County, Missouri · S 4 T 28 N R 31 W · Structure no. 14671

Built
1928
97 years old
Condition
Poor
inspected February 2025
Type
Tee Beam
Concrete
Length
494 ft
13 main spans
Daily traffic
2,500
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Garrison ST over Claxton ST Mna RR is a concrete tee beam carrying Garrison ST over Claxton ST Mna RR in Jasper County, Missouri. It was built in 1928, so it is 97 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 2,500 vehicles a day, roughly 10% of them trucks, projected to reach 3,750 by 2043. The structure is 494 ft (150.6 m) long and 33 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesGarrison ST
CrossesClaxton ST Mna RR
LocationS 4 T 28 N R 31 W
RouteCity Street 0
Coordinates37.18273, -94.31381
Functional classUrban Collector

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
Deck3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionFebruary 2025
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourBridge not over waterway
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating21.8 US tons
Inventory rating12.9 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans13
Design loadH 15
Structure length494 ft (150.6 m)
Longest span45 ft (13.7 m)
Deck width33 ft (10.1 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,500 (2023)
Projected traffic3,750 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$5 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Garrison ST over Claxton ST Mna RR built?

It was built in 1928, making it 97 years old in 2025.

What condition is Garrison ST over Claxton ST Mna RR 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 February 2025.

How much traffic does Garrison ST over Claxton ST Mna RR carry?

About 2,500 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Garrison ST over Claxton ST Mna RR?

The structure is 494 ft (150.6 m) long with a longest span of 45 ft (13.7 m) and a deck 33 ft wide.

Who owns Garrison ST over Claxton ST Mna RR?

It is owned by the City or Municipal Highway Agency.