US Bridges

Rt D S over Sni-A-Bar CR

Good

Lafayette County, Missouri · S 12 T 49 N R 29 W · Structure no. 33667

Built
2011
14 years old
Condition
Good
inspected January 2025
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
155 ft
1 main span
Daily traffic
1,628
2024 count
Owner
State
State Highway Agency

About this bridge

Rt D S over Sni-A-Bar CR is a prestressed concrete box beam or girders - single or spread carrying Rt D S over Sni-A-Bar CR in Lafayette 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 1,628 vehicles a day, roughly 11% of them trucks, projected to reach 2,361 by 2044. The structure is 155 ft (47.2 m) long and 26 ft wide. If it were closed, the detour would be 16.2 mi (26 km).

CarriesRt D S
CrossesSni-A-Bar CR
LocationS 12 T 49 N R 29 W
RouteState Highway 0D
Coordinates39.07471, -94.06722
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.
Superstructure9 ExcellentNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating81.4 US tons
Inventory rating44.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHS 20
Structure length155 ft (47.2 m)
Longest span65 ft (19.8 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,628 (2024)
Projected traffic2,361 by 2044
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.2 mi (26 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 Rt D S over Sni-A-Bar CR built?

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

What condition is Rt D S over Sni-A-Bar CR 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 January 2025.

How much traffic does Rt D S over Sni-A-Bar CR carry?

About 1,628 vehicles per day (2024 count), of which roughly 11% are trucks.

How long is Rt D S over Sni-A-Bar CR?

The structure is 155 ft (47.2 m) long with a longest span of 65 ft (19.8 m) and a deck 26 ft wide.

Who owns Rt D S over Sni-A-Bar CR?

It is owned by the State Highway Agency.