US Bridges

South ST over Town Br

Good

Gentry County, Missouri · S 24 T 63 N R 31 W · Structure no. 12221

Built
1992
33 years old
Condition
Good
inspected March 2023
Type
Culvert
Concrete
Length
30 ft
2 main spans
Daily traffic
875
2024 count
Owner
County
County Highway Agency

About this bridge

South ST over Town Br is a concrete culvert carrying South ST over Town Br in Gentry County, Missouri. It was built in 1992, so it is 33 years old, younger than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 875 vehicles a day, roughly 10% of them trucks, projected to reach 1,050 by 2044. The structure is 30 ft (9.1 m) long and 35 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSouth ST
CrossesTown Br
LocationS 24 T 63 N R 31 W
RouteCity Street 0
Coordinates40.24568, -94.33804
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70.4 US tons
Inventory rating46.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length30 ft (9.1 m)
Longest span14 ft (4.3 m)
Deck width35 ft (10.7 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic875 (2024)
Projected traffic1,050 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was South ST over Town Br built?

It was built in 1992, making it 33 years old in 2025.

What condition is South ST over Town Br in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in March 2023.

How much traffic does South ST over Town Br carry?

About 875 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is South ST over Town Br?

The structure is 30 ft (9.1 m) long with a longest span of 14 ft (4.3 m) and a deck 35 ft wide.

Who owns South ST over Town Br?

It is owned by the County Highway Agency and maintained by the City or Municipal Highway Agency.