US Bridges

Rt Tt E over Sni-A-Bar CR

Fair

Lafayette County, Missouri · S 17 T 48 N R 28 W · Structure no. 7370

Built
1960
65 years old, rebuilt 1990
Condition
Fair
inspected January 2025
Type
Slab
Concrete Continuous
Length
104 ft
3 main spans
Daily traffic
1,064
2024 count
Owner
State
State Highway Agency

About this bridge

Rt Tt E over Sni-A-Bar CR is a concrete continuous slab carrying Rt Tt E over Sni-A-Bar CR in Lafayette County, Missouri. It was built in 1960 and reconstructed in 1990, so it is 65 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 5 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 1,064 vehicles a day, roughly 6% of them trucks, projected to reach 1,543 by 2044. The structure is 104 ft (31.7 m) long and 28 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

Location

Open in Google Maps
CarriesRt Tt E
CrossesSni-A-Bar CR
LocationS 17 T 48 N R 28 W
RouteState Highway 0TT
CountyLafayette County
StateMissouri
Coordinates38.97332, -94.0315
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating81.4 US tons
Inventory rating49.6 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length104 ft (31.7 m)
Longest span35 ft (10.6 m)
Deck width28 ft (8.4 m)
Roadway width25 ft (7.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,064 (2024)
Projected traffic1,543 by 2044
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.3 mi (23 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Rt Tt E over Sni-A-Bar CR built?

It was built in 1960, making it 65 years old in 2025. It was reconstructed in 1990.

What condition is Rt Tt E over Sni-A-Bar CR 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 January 2025.

How much traffic does Rt Tt E over Sni-A-Bar CR carry?

About 1,064 vehicles per day (2024 count), of which roughly 6% are trucks.

How long is Rt Tt E over Sni-A-Bar CR?

The structure is 104 ft (31.7 m) long with a longest span of 35 ft (10.6 m) and a deck 28 ft wide.

Who owns Rt Tt E over Sni-A-Bar CR?

It is owned by the State Highway Agency.