US Bridges

Mo 85 S over Town Br

Good

Gentry County, Missouri · S 19 T 63 N R 30 W · Structure no. 33443

Built
2011
14 years old
Condition
Good
inspected November 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
121 ft
1 main span
Daily traffic
1,290
2024 count
Owner
State
State Highway Agency

About this bridge

Mo 85 S over Town Br is a prestressed concrete box beam or girders - multiple carrying Mo 85 S over Town Br in Gentry County, Missouri. It was built in 2011, so it is 14 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 1,290 vehicles a day, roughly 14% of them trucks, projected to reach 1,677 by 2044. The structure is 121 ft (36.9 m) long and 36 ft wide. If it were closed, the detour would be 42.3 mi (68 km).

CarriesMo 85 S
CrossesTown Br
LocationS 19 T 63 N R 30 W
RouteState Highway 85
Coordinates40.24246, -94.33182
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating91.3 US tons
Inventory rating39.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length121 ft (36.9 m)
Longest span120 ft (36.6 m)
Deck width36 ft (11 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,290 (2024)
Projected traffic1,677 by 2044
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed42.3 mi (68 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Mo 85 S over Town Br built?

It was built in 2011, making it 14 years old in 2025.

What condition is Mo 85 S 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 November 2023.

How much traffic does Mo 85 S over Town Br carry?

About 1,290 vehicles per day (2024 count), of which roughly 14% are trucks.

How long is Mo 85 S over Town Br?

The structure is 121 ft (36.9 m) long with a longest span of 120 ft (36.6 m) and a deck 36 ft wide.

Who owns Mo 85 S over Town Br?

It is owned by the State Highway Agency.